Utah House Bill HB0532 Enrolled / Bill

                    Enrolled Copy	H.B. 532
1	BUILDING CODE REVISIONS
2	2023 GENERAL SESSION
3	STATE OF UTAH
4	Chief Sponsor:  Calvin R. Musselman
5	Senate Sponsor:  Curtis S. Bramble
6 
7LONG TITLE
8General Description:
9 This bill modifies construction and fire codes under Title 15A, State Construction and
10Fire Codes Act.
11Highlighted Provisions:
12 This bill:
13 <adopts, with certain statewide amendments, the International Code Council's 2021
14edition of the:
15 CInternational Building Code, including Appendices C and J;
16 Ccertain International Residential Code, including Appendices AE and AQ;
17 CInternational Plumbing Code;
18 CInternational Mechanical Code;
19 CInternational Fuel Gas Code;
20 Ccommercial provisions of the International Energy Conservation Code;
21 CInternational Existing Building Code; and
22 CInternational Swimming Pool and Spa Code; and
23 <makes technical and conforming changes.
24Money Appropriated in this Bill:
25 None
26Other Special Clauses:
27 This bill provides a special effective date.
28Utah Code Sections Affected: H.B. 532
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29AMENDS:
30 15A-1-204, as last amended by Laws of Utah 2021, First Special Session, Chapter 3
31 15A-1-403, as last amended by Laws of Utah 2021, Chapter 199
32 15A-2-103, as last amended by Laws of Utah 2021, Chapter 199
33 15A-2-104, as last amended by Laws of Utah 2016, Chapter 249
34 15A-2-105, as enacted by Laws of Utah 2011, Chapter 14
35 15A-3-102, as last amended by Laws of Utah 2019, Chapter 20
36 15A-3-103, as last amended by Laws of Utah 2020, Chapters 243, 441
37 15A-3-104, as last amended by Laws of Utah 2019, Chapter 20
38 15A-3-105, as last amended by Laws of Utah 2019, Chapter 20
39 15A-3-107, as last amended by Laws of Utah 2019, Chapter 20
40 15A-3-108, as last amended by Laws of Utah 2016, Chapter 249
41 15A-3-112, as last amended by Laws of Utah 2020, Chapter 441
42 15A-3-202, as last amended by Laws of Utah 2022, Chapter 28
43 15A-3-203, as last amended by Laws of Utah 2022, Chapter 28
44 15A-3-204, as last amended by Laws of Utah 2021, Chapter 102
45 15A-3-205, as last amended by Laws of Utah 2022, Chapter 28
46 15A-3-206, as last amended by Laws of Utah 2022, Chapter 28
47 15A-3-302, as last amended by Laws of Utah 2019, Chapter 20
48 15A-3-303, as last amended by Laws of Utah 2019, Chapter 20
49 15A-3-304, as last amended by Laws of Utah 2020, Chapter 441
50 15A-3-306, as last amended by Laws of Utah 2022, Chapter 28
51 15A-3-309, as last amended by Laws of Utah 2013, Chapter 297
52 15A-3-310, as last amended by Laws of Utah 2019, Chapter 20
53 15A-3-313, as last amended by Laws of Utah 2020, Chapter 441
54 15A-3-315, as enacted by Laws of Utah 2016, Chapter 249
55 15A-3-402, as last amended by Laws of Utah 2022, Chapters 28, 415 Enrolled Copy	H.B. 532
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56 15A-3-601, as last amended by Laws of Utah 2021, Chapter 199
57 15A-3-701, as last amended by Laws of Utah 2019, Chapter 20
58 15A-3-801, as last amended by Laws of Utah 2020, Chapter 441
59 15A-3-1001, as enacted by Laws of Utah 2020, Chapter 441
60 
61Be it enacted by the Legislature of the state of Utah:
62 Section 1.  Section 15A-1-204 is amended to read:
63 15A-1-204.  Adoption of State Construction Code -- Amendments by commission
64-- Approved codes -- Exemptions.
65 (1) (a)  The State Construction Code is the construction codes adopted with any
66modifications in accordance with this section that the state and each political subdivision of the
67state shall follow.
68 (b)  A person shall comply with the applicable provisions of the State Construction
69Code when:
70 (i)  new construction is involved; and
71 (ii)  the owner of an existing building, or the owner's agent, is voluntarily engaged in:
72 (A)  the repair, renovation, remodeling, alteration, enlargement, rehabilitation,
73conservation, or reconstruction of the building; or
74 (B)  changing the character or use of the building in a manner that increases the
75occupancy loads, other demands, or safety risks of the building.
76 (c)  On and after July 1, 2010, the State Construction Code is the State Construction
77Code in effect on July 1, 2010, until in accordance with this section:
78 (i)  a new State Construction Code is adopted; or
79 (ii)  one or more provisions of the State Construction Code are amended or repealed in
80accordance with this section.
81 (d)  A provision of the State Construction Code may be applicable:
82 (i)  to the entire state; or H.B. 532
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83 (ii)  within a county, city, or town.
84 (2) (a)  The Legislature shall adopt a State Construction Code by enacting legislation
85that adopts a nationally recognized construction code with any modifications.
86 (b)  Legislation described in Subsection (2)(a) shall state that the legislation takes effect
87on the July 1 after the day on which the legislation is enacted, unless otherwise stated in the
88legislation.
89 (c)  Subject to Subsection (6), a State Construction Code adopted by the Legislature is
90the State Construction Code until, in accordance with this section, the Legislature adopts a new
91State Construction Code by:
92 (i)  adopting a new State Construction Code in its entirety; or
93 (ii)  amending or repealing one or more provisions of the State Construction Code.
94 (3) (a)  Except as provided in Subsection (3)(b), for each update of a nationally
95recognized construction code, the commission shall prepare a report described in Subsection
96(4).
97 (b)  For the provisions of a nationally recognized construction code that apply only to
98detached one- and two-family dwellings and townhouses not more than three stories above
99grade plane in height with separate means of egress and their accessory structures, the
100commission shall prepare a report described in Subsection (4) in 2022 and, thereafter, for every
101second update of the nationally recognized construction code.
102 (4) (a)  In accordance with Subsection (3), on or before September 1 of the year after
103the year designated in the title of a nationally recognized construction code, the commission
104shall prepare and submit, in accordance with Section 68-3-14, a written report to the Business
105and Labor Interim Committee that:
106 (i)  states whether the commission recommends the Legislature adopt the update with
107any modifications; and
108 (ii)  describes the costs and benefits of each recommended change in the update or in
109any modification. Enrolled Copy	H.B. 532
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110 (b)  After the Business and Labor Interim Committee receives the report described in
111Subsection (4)(a), the Business and Labor Interim Committee shall:
112 (i)  study the recommendations; and
113 (ii)  if the Business and Labor Interim Committee decides to recommend legislative
114action to the Legislature, prepare legislation for consideration by the Legislature in the next
115general session.
116 (5) (a) (i)  The commission shall, by no later than September 1 of each year in which
117the commission is not required to submit a report described in Subsection (4), submit, in
118accordance with Section 68-3-14, a written report to the Business and Labor Interim
119Committee recommending whether the Legislature should amend or repeal one or more
120provisions of the State Construction Code.
121 (ii)  As part of a recommendation described in Subsection (5)(a)(i), the commission
122shall describe the costs and benefits of each proposed amendment or repeal.
123 (b)  The commission may recommend legislative action related to the State
124Construction Code:
125 (i)  on the commission's own initiative;
126 (ii)  upon the recommendation of the division; or
127 (iii)  upon the receipt of a request by one of the following that the commission
128recommend legislative action related to the State Construction Code:
129 (A)  a local regulator;
130 (B)  a state regulator;
131 (C)  a state agency involved with the construction and design of a building;
132 (D)  the Construction Services Commission;
133 (E)  the Electrician Licensing Board;
134 (F)  the Plumbers Licensing Board; or
135 (G)  a recognized construction-related association.
136 (c)  If the Business and Labor Interim Committee decides to recommend legislative H.B. 532
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137action to the Legislature, the Business and Labor Interim Committee shall prepare legislation
138for consideration by the Legislature in the next general session.
139 (6) (a)  Notwithstanding the provisions of this section, the commission may, in
140accordance with Title 63G, Chapter 3, Utah Administrative Rulemaking Act, amend the State
141Construction Code if the commission determines that waiting for legislative action in the next
142general legislative session would:
143 (i)  cause an imminent peril to the public health, safety, or welfare; or
144 (ii)  place a person in violation of federal or other state law.
145 (b)  If the commission amends the State Construction Code in accordance with this
146Subsection (6), the commission shall file with the division:
147 (i)  the text of the amendment to the State Construction Code; and
148 (ii)  an analysis that includes the specific reasons and justifications for the commission's
149findings.
150 (c)  If the State Construction Code is amended under this Subsection (6), the division
151shall:
152 (i)  publish the amendment to the State Construction Code in accordance with Section
15315A-1-205; and
154 (ii)  prepare and submit, in accordance with Section 68-3-14, a written notice to the
155Business and Labor Interim Committee containing the amendment to the State Construction
156Code, including a copy of the commission's analysis described in Subsection (6)(b)(ii).
157 (d)  If not formally adopted by the Legislature at the next annual general session, an
158amendment to the State Construction Code under this Subsection (6) is repealed on the July 1
159immediately following the next annual general session that follows the adoption of the
160amendment.
161 (7) (a)  The division, in consultation with the commission, may approve, without
162adopting, one or more approved codes, including a specific edition of a construction code, for
163use by a compliance agency. Enrolled Copy	H.B. 532
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164 (b)  If the code adopted by a compliance agency is an approved code described in
165Subsection (7)(a), the compliance agency may:
166 (i)  adopt an ordinance requiring removal, demolition, or repair of a building;
167 (ii)  adopt, by ordinance or rule, a dangerous building code; or
168 (iii)  adopt, by ordinance or rule, a building rehabilitation code.
169 (8)  Except as provided in Subsections (6), (7), (9), and (10), or as expressly provided in
170state law, a state executive branch entity or political subdivision of the state may not, after
171December 1, 2016, adopt or enforce a rule, ordinance, or requirement that applies to a subject
172specifically addressed by, and that is more restrictive than, the State Construction Code.
173 (9)  A state executive branch entity or political subdivision of the state may:
174 (a)  enforce a federal law or regulation;
175 (b)  adopt or enforce a rule, ordinance, or requirement if the rule, ordinance, or
176requirement applies only to a facility or construction owned or used by a state entity or a
177political subdivision of the state; or
178 (c)  enforce a rule, ordinance, or requirement:
179 (i)  that the state executive branch entity or political subdivision adopted or made
180effective before July 1, 2015; and
181 (ii)  for which the state executive branch entity or political subdivision can demonstrate,
182with substantial evidence, that the rule, ordinance, or requirement is necessary to protect an
183individual from a condition likely to cause imminent injury or death.
184 (10)  The Department of Health and Human Services or the Department of
185Environmental Quality may enforce a rule or requirement adopted before January 1, 2015.
186 (11) (a)  Except as provided in Subsection (11)(b), a structure used solely in
187conjunction with agriculture use, and not for human occupancy, or a structure that is no more
188than 1,500 square feet and used solely for the type of sales described in Subsection
18959-12-104(20), is exempt from the requirements of the State Construction Code.
190 (b) (i)  Unless exempted by a provision other than Subsection (11)(a), a plumbing, H.B. 532
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191electrical, and mechanical permit may be required when that work is included in a structure
192described in Subsection (11)(a).
193 (ii)  Unless located in whole or in part in an agricultural protection area created under
194Title 17, Chapter 41, Agriculture, Industrial, or Critical Infrastructure Materials Protection
195Areas, a structure described in Subsection (11)(a) is not exempt from a permit requirement if
196the structure is located on land that is:
197 (A)  within the boundaries of a city or town, and less than five contiguous acres; or
198 (B)  within a subdivision for which the county has approved a subdivision plat under
199Title 17, Chapter 27a, Part 6, Subdivisions, and less than two contiguous acres.
200 (12) (a)  A remote yurt is exempt from the State Construction Code including the
201permit requirements of the State Construction Code.
202 (b)  Notwithstanding Subsection (12)(a), a county may by ordinance require remote
203yurts to comply with the State Construction Code, if the ordinance requires the remote yurts to
204comply with all of the following:
205 (i)  the State Construction Code;
206 (ii)  notwithstanding Section 15A-5-104, the State Fire Code; and
207 (iii)  notwithstanding Section 19-5-125, Title 19, Chapter 5, Water Quality Act, rules
208made under that chapter, and local health department's jurisdiction over onsite wastewater
209disposal.
210 Section 2.  Section 15A-1-403 is amended to read:
211 15A-1-403.  Adoption of State Fire Code.
212 (1) (a)  The State Fire Code is:
213 (i)  a code promulgated by a nationally recognized code authority that is adopted by the
214Legislature under this section with any modifications; and
215 (ii)  a code to which cities, counties, fire protection districts, and the state shall adhere
216in safeguarding life and property from the hazards of fire and explosion.
217 (b)  On and after July 1, 2010, the State Fire Code is the State Fire Code in effect on Enrolled Copy	H.B. 532
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218July 1, 2010, until in accordance with this section:
219 (i)  a new State Fire Code is adopted; or
220 (ii)  one or more provisions of the State Fire Code are amended or repealed in
221accordance with this section.
222 (c)  A provision of the State Fire Code may be applicable:
223 (i)  to the entire state; or
224 (ii)  within a city, county, or fire protection district.
225 (2) (a)  The Legislature shall adopt a State Fire Code by enacting legislation that adopts
226a nationally recognized fire code with any modifications.
227 (b)  Legislation described in Subsection (2)(a) shall state that the legislation takes effect
228on the July 1 after the day on which the legislation is enacted, unless otherwise stated in the
229legislation.
230 (c)  Subject to Subsection (6), a State Fire Code adopted by the Legislature is the State
231Fire Code until in accordance with this section the Legislature adopts a new State Fire Code by:
232 (i)  adopting a new State Fire Code in its entirety; or
233 (ii)  amending or repealing one or more provisions of the State Fire Code.
234 (3) (a)  Except as provided in Subsection (3)(b), for each update of a nationally
235recognized fire code, the board shall prepare a report described in Subsection (4).
236 (b)  For the provisions of a nationally recognized fire code that apply only to detached
237one- and two-family dwellings and townhouses not more than three stories above grade plane
238in height with separate means of egress and their accessory structures, the board shall:
239 (i)  prepare a report described in Subsection (4) in 2021 and, thereafter, for every
240second update of the nationally recognized fire code; and
241 (ii)  not prepare a report described in Subsection (4) in 2018.
242 (4) (a)  In accordance with Subsection (3), on or before September 1 of the same year as
243the year designated in the title of an update of a nationally recognized fire code, the board shall
244prepare and submit, in accordance with Section 68-3-14, a written report to the Business and H.B. 532
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245Labor Interim Committee that:
246 (i)  states whether the board recommends the Legislature adopt the update with any
247modifications; and
248 (ii)  describes the costs and benefits of each recommended change in the update or in
249any modification.
250 (b)  After the Business and Labor Interim Committee receives the report described in
251Subsection (4)(a), the Business and Labor Interim Committee shall:
252 (i)  study the recommendations; and
253 (ii)  if the Business and Labor Interim Committee decides to recommend legislative
254action to the Legislature, prepare legislation for consideration by the Legislature in the next
255general session.
256 (5) (a) (i)  The board shall, by no later than September 1 of each year in which the board
257is not required to submit a report described in Subsection (4), submit, in accordance with
258Section 68-3-14, a written report to the Business and Labor Interim Committee recommending
259whether the Legislature should amend or repeal one or more provisions of the State Fire Code.
260 (ii)  As part of a recommendation described in Subsection (5)(a)(i), the board shall
261describe the costs and benefits of each proposed amendment or repeal.
262 (b)  The board may recommend legislative action related to the State Fire Code:
263 (i)  on its own initiative; or
264 (ii)  upon the receipt of a request by a city, county, or fire protection district that the
265board recommend legislative action related to the State Fire Code.
266 (c)  Within 45 days after the day on which the board receives a request under
267Subsection (5)(b), the board shall direct the division to convene an informal hearing concerning
268the request.
269 (d)  The board shall conduct a hearing under this section in accordance with the rules of
270the board.
271 (e)  The board shall decide whether to include the request in the report described in Enrolled Copy	H.B. 532
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272Subsection (5)(a).
273 (f) (i)  Within 15 days after the day on which the board conducts a hearing, the board
274shall direct the division to notify the entity that made the request of the board's decision
275regarding the request.
276 (ii)  The division shall provide the notice:
277 (A)  in writing; and
278 (B)  in a form prescribed by the board.
279 (g)  If the Business and Labor Interim Committee decides to recommend legislative
280action to the Legislature, the Business and Labor Interim Committee shall prepare legislation
281for consideration by the Legislature in the next general session that, if passed by the
282Legislature, would amend or repeal one or more provisions of the State Fire Code.
283 (6) (a)  Notwithstanding the provisions of this section, the board may, in accordance
284with Title 63G, Chapter 3, Utah Administrative Rulemaking Act, amend a State Fire Code if
285the board determines that waiting for legislative action in the next general legislative session
286would:
287 (i)  cause an imminent peril to the public health, safety, or welfare; or
288 (ii)  place a person in violation of federal or other state law.
289 (b)  If the board amends a State Fire Code in accordance with this Subsection (6), the
290board shall:
291 (i)  publish the State Fire Code with the amendment; and
292 (ii)  prepare and submit, in accordance with Section 68-3-14, written notice to the
293Business and Labor Interim Committee of the adoption, including a copy of an analysis by the
294board identifying specific reasons and justifications for its findings.
295 (c)  If not formally adopted by the Legislature at the next annual general session, an
296amendment to a State Fire Code adopted under this Subsection (6) is repealed on the July 1
297immediately following the next annual general session that follows the adoption of the
298amendment. H.B. 532
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299 (7) (a)  Except as provided in Subsection (7)(b), a legislative body of a political
300subdivision may enact an ordinance in the political subdivision's fire code that is more
301restrictive than the State Fire Code:
302 (i)  in order to meet a public safety need of the political subdivision; and
303 (ii)  subject to the requirements of Subsection (7)(c).
304 (b)  Except as provided in Subsections (7)(c), (10), and (11), or as expressly provided in
305state law, a political subdivision may not, after December 1, 2016, enact or enforce a rule or
306ordinance that applies to a structure built in accordance with the International Residential
307Code, as adopted in the State Construction Code, that is more restrictive than the State Fire
308Code.
309 (c) (i)  Except as provided in Subsection (7)(c)(ii), a political subdivision may adopt:
310 (A)  the appendices of the International Fire Code; and
311 (B)  a fire sprinkler ordinance in accordance with Section 15A-5-203.
312 (ii)  If a political subdivision adopts International Fire Code Appendix B, the political
313subdivision may not require:
314 (A)  a subdivision of structures built in accordance with the International Residential
315Code to have a fire flow rate that is greater than 2000 gallons per minute;
316 (B)  an individual structure built in accordance with the International Residential Code
317to have a fire flow rate that is greater than 2000 gallons per minute; or
318 (C)  a one- or two-family dwelling or a town home to have a fire sprinkler system,
319except in accordance with Section 15A-5-203.
320 (d)  The board shall submit, in accordance with Section 68-3-14, to the Business and
321Labor Interim Committee each year with the recommendations submitted in accordance with
322Subsection (4), recommendations, if any, for legislative action related to an ordinance enacted
323under this Subsection (7).
324 (8)  Except as provided in Subsections (9), (10), and (11), or as expressly provided in
325state law, a state executive branch entity may not, after December 1, 2016, adopt or enforce a Enrolled Copy	H.B. 532
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326rule or requirement that:
327 (a)  is more restrictive than the State Fire Code; and
328 (b)  applies to detached one- and two-family dwellings and townhouses not more than
329three stories above grade plane in height with a separate means of egress and their accessory
330structures.
331 (9)  A state government entity may adopt a rule or requirement regarding a residential
332occupancy that is regulated by:
333 (a)  the State Fire Prevention Board; or
334 (b)  the Department of Health and Human Services[; or]
335 [(c)  the Department of Human Services].
336 (10)  A state executive branch entity or political subdivision of the state may:
337 (a)  enforce a federal law or regulation;
338 (b)  adopt or enforce a rule, ordinance, or requirement if the rule, ordinance, or
339requirement applies only to a facility or construction owned or used by a state entity or a
340political subdivision of the state; or
341 (c)  enforce a rule, ordinance, or requirement:
342 (i)  that the state executive branch entity or political subdivision adopted or made
343effective before July 1, 2015; and
344 (ii)  for which the state executive branch entity or political subdivision can demonstrate,
345with substantial evidence, that the rule, ordinance, or requirement is necessary to protect an
346individual from a condition likely to cause imminent injury or death.
347 (11)  The Department of Health and Human Services or the Department of
348Environmental Quality may enforce a rule or requirement adopted before January 1, 2015.
349 Section 3.  Section 15A-2-103 is amended to read:
350 15A-2-103.  Specific editions adopted of construction code of a nationally
351recognized code authority.
352 (1)  Subject to the other provisions of this part, the following construction codes are H.B. 532
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353incorporated by reference, and together with the amendments specified in Chapter 3, Statewide
354Amendments Incorporated as Part of State Construction Code, and Chapter 4, Local
355Amendments Incorporated as Part of State Construction Code, are the construction standards to
356be applied to building construction, alteration, remodeling, and repair, and in the regulation of
357building construction, alteration, remodeling, and repair in the state:
358 (a)  the [2018] 2021 edition of the International Building Code, including Appendices C
359and J, issued by the International Code Council;
360 (b)  [the 2015] except as provided in Subsection (1)(c), the 2021 edition of the
361International Residential Code, issued by the International Code Council;
362 (c)  the residential provisions of Chapter 11, Energy Efficiency, of the 2015 edition of
363the International Residential Code, issued by the International Code Council;
364 [(c)] (d)  Appendix [Q] AQ of the [2018] 2021 edition of the International Residential
365Code, issued by the International Code Council;
366 [(d)] (e)  the [2018] 2021 edition of the International Plumbing Code, issued by the
367International Code Council;
368 [(e)] (f)  the [2018] 2021 edition of the International Mechanical Code, issued by the
369International Code Council;
370 [(f)] (g)  the [2018] 2021 edition of the International Fuel Gas Code, issued by the
371International Code Council;
372 [(g)] (h)  the 2020 edition of the National Electrical Code, issued by the National Fire
373Protection Association;
374 [(h)] (i)  the residential provisions of the 2015 edition of the International Energy
375Conservation Code, issued by the International Code Council;
376 [(i)] (j)  the commercial provisions of the [2018] 2021 edition of the International
377Energy Conservation Code, issued by the International Code Council;
378 [(j)] (k)  the [2018] 2021 edition of the International Existing Building Code, issued by
379the International Code Council; Enrolled Copy	H.B. 532
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380 [(k)] (l)  subject to Subsection 15A-2-104(2), the HUD Code;
381 [(l)] (m)  subject to Subsection 15A-2-104(1), Appendix [E] AE of the [2015] 2021
382edition of the International Residential Code, issued by the International Code Council;
383 [(m)] (n)  subject to Subsection 15A-2-104(1), the 2005 edition of the NFPA 225
384Model Manufactured Home Installation Standard, issued by the National Fire Protection
385Association;
386 [(n)] (o)  subject to Subsection (3), for standards and guidelines pertaining to plaster on
387a historic property, as defined in Section 9-8-302, the U.S. Department of the Interior
388Secretary's Standards for Rehabilitation and Guidelines for Rehabilitating Historic Buildings;
389and
390 [(o)] (p)  the residential provisions of the [2018] 2021 edition of the International
391Swimming Pool and Spa Code, issued by the International Code Council.
392 (2)  Consistent with Title 65A, Chapter 8, Management of Forest Lands and Fire
393Control, the Legislature adopts the 2006 edition of the Utah Wildland Urban Interface Code,
394issued by the International Code Council, with the alternatives or amendments approved by the
395Utah Division of Forestry, Fire, and State Lands, as a construction code that may be adopted by
396a local compliance agency by local ordinance or other similar action as a local amendment to
397the codes listed in this section.
398 (3)  The standards and guidelines described in Subsection [(1)(n)] (1)(o) apply only if:
399 (a)  the owner of the historic property receives a government tax subsidy based on the
400property's status as a historic property;
401 (b)  the historic property is wholly or partially funded by public money; or
402 (c)  the historic property is owned by a government entity.
403 Section 4.  Section 15A-2-104 is amended to read:
404 15A-2-104.  Installation standards for manufactured housing.
405 (1)  The following are the installation standards for manufactured housing for new
406installations or for existing manufactured or mobile homes that are subject to relocation, H.B. 532
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407building alteration, remodeling, or rehabilitation in the state:
408 (a)  The manufacturer's installation instruction for the model being installed is the
409primary standard.
410 (b)  If the manufacturer's installation instruction for the model being installed is not
411available or is incomplete, the following standards apply:
412 (i)  Appendix E of the [2015] 2021 edition of the IRC, as issued by the International
413Code Council for installations defined in Section AE101 of Appendix E; or
414 (ii)  if an installation is beyond the scope of the [2015] 2021 edition of the IRC as
415defined in Section AE101 of Appendix E, the 2005 edition of the NFPA 225 Model
416Manufactured Home Installation Standard, issued by the National Fire Protection Association.
417 (c)  A manufacturer, dealer, or homeowner is permitted to design for unusual
418installation of a manufactured home not provided for in the manufacturer's standard installation
419instruction, Appendix E of the [2015] 2021 edition of the IRC, or the 2005 edition of the
420NFPA 225, if the design is approved in writing by a professional engineer or architect licensed
421in Utah.
422 (d)  For a mobile home built before June 15, 1976, the mobile home shall also comply
423with the additional installation and safety requirements specified in Chapter 3, Part 8,
424Statewide Amendments to International Existing Building Code.
425 (2)  Pursuant to the HUD Code Section 604(d), a manufactured home may be installed
426in the state that does not meet the local snow load requirements as specified in Chapter 3, Part
4272, Statewide Amendments to International Residential Code, except that the manufactured
428home shall have a protective structure built over the home that meets the IRC and the snow
429load requirements under Chapter 3, Part 2, Statewide Amendments to International Residential
430Code.
431 Section 5.  Section 15A-2-105 is amended to read:
432 15A-2-105.  Scope of application.
433 (1)  To the extent that a construction code adopted under Section 15A-2-103 establishes Enrolled Copy	H.B. 532
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434a local administrative function or establishes a method of appeal which pursuant to Section
43515A-1-207 is designated to be established by the compliance agency:
436 (a)  that provision of the construction code is not included in the State Construction
437Code; and
438 (b)  a compliance agency may establish provisions to establish a local administrative
439function or a method of appeal.
440 (2) (a)  To the extent that a construction code adopted under Subsection (1) establishes
441a provision, standard, or reference to another code that by state statute is designated to be
442established or administered by another state agency, or a local city, town, or county
443jurisdiction:
444 (i)  that provision of the construction code is not included in the State Construction
445Code; and
446 (ii)  the state agency or local government has authority over that provision of the
447construction code.
448 (b)  Provisions excluded under this Subsection (2) include:
449 (i)  the International Property Maintenance Code;
450 (ii)  the International Private Sewage Disposal Code, authority over which is reserved to
451the Department of Health and Human Services and the Department of Environmental Quality;
452 (iii)  the International Fire Code, authority over which is reserved to the board, pursuant
453to Section 15A-1-403;
454 (iv)  a day care provision that is in conflict with Title 26, Chapter 39, Utah Child Care
455Licensing Act, authority over which is designated to the [Utah] Department of Health and
456Human Services; and
457 (v)  a wildland urban interface provision that goes beyond the authority under Section
45815A-1-204, for the State Construction Code, authority over which is designated to the Utah
459Division of Forestry, Fire, and State Lands or to a local compliance agency.
460 (3)  If a construction code adopted under Subsection 15A-2-103(1) establishes a H.B. 532
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461provision that exceeds the scope described in Chapter 1, Part 2, State Construction Code
462Administration Act, to the extent the scope is exceeded, the provision is not included in the
463State Construction Code.
464 Section 6.  Section 15A-3-102 is amended to read:
465 15A-3-102.  Amendments to Chapters 1 through 3 of IBC.
466 (1)  IBC, Section 106, is deleted.
467 (2)  In IBC, Section 110, a new section is added as follows: "[110.3.5.1] 110.3.13,
468Weather-resistant exterior wall envelope.  An inspection shall be made of the weather-resistant
469exterior wall envelope as required by Section 1404.2, and flashing as required by Section
4701404.4 to prevent water from entering the weather-resistive barrier."
471 (3)  IBC, Section 115.1, is deleted and replaced with the following: "115.1 Authority. 
472Whenever the building official finds any work regulated by this code being performed in a
473manner either contrary to the provisions of this code or other pertinent laws or ordinances or is
474dangerous or unsafe, the building official is authorized to stop work."
475 (4)  In IBC, Section 202, the following definition is added for Ambulatory Surgical
476Center: "AMBULATORY SURGICAL CENTER.  A building or portion of a building licensed
477by the [Utah] Department of Health and Human Services where procedures are performed that
478may render patients incapable of self preservation where care is less than 24 hours.  See Utah
479Administrative Code R432-13."
480 (5)  In IBC, Section 202, the definition for "Approved" is modified by adding the words
481"or independent third-party licensed engineer or architect and submitted to the building
482official" after the word "official."
483 (6)  In IBC, Section 202, the definition for "Approved Agency" is modified by deleting
484the words "where such agency has been approved by the building official."
485 (7)  In IBC, Section 202, the definition for "Approved Fabricator" is modified by adding
486the words "or approved by the state of Utah or a licensed engineer" after the word "code."
487 (8)  In IBC, Section 202, the definition for "Approved Source" is modified by adding Enrolled Copy	H.B. 532
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488the words "or licensed engineer" after the word "official."
489 [(5)] (9)  In IBC, Section 202, the following definition is added for Assisted Living
490Facility, Residential Treatment and Support: "ASSISTED LIVING FACILITY,
491RESIDENTIAL TREATMENT AND SUPPORT. [See Residential Treatment/Support
492Assisted Living Facility, Type I Assisted Living Facility, and Type II Assisted Living
493Facility."] A residential facility that provides a group living environment for four or more
494residents licensed by the Department of Health and Human Services and provides a protected
495living arrangement for ambulatory, non-restrained persons who are capable of achieving
496mobility sufficient to exit the facility without the physical assistance of another person.
497 ASSISTED LIVING FACILITY, TYPE I. A residential facility licensed by the
498Department of Health and Human Services that provides a protected living arrangement,
499assistance with activities of daily living, and social care to two or more ambulatory,
500non-restrained persons who are capable of mobility sufficient to exit the facility without the
501assistance of another person.
502 ASSISTED LIVING FACILITY, TYPE II. A residential facility licensed by the
503Department of Health and Human Services that provides an array of coordinated supportive
504personal and health care services to two or more residents who are:
505 (i)  Physically disabled but able to direct his or her own care; or
506 (ii) Cognitively impaired or physically disabled but able to evacuate from the facility, or
507to a zone or area of safety, with the physical assistance of one person.
508 ASSISTED LIVING FACILITY, LIMITED CAPACITY. A Type I or Type II assisted
509living facility having two to five residents.
510 ASSISTED LIVING FACILITY, SMALL. A Type I or Type II assisted living facility
511having six to sixteen residents.
512 ASSISTED LIVING FACILITY, LARGE. A Type I or Type II assisted living facility
513having more than sixteen residents."
514 [(6)] (10)  In IBC, Section 202, the following definition is added for [Foster Care H.B. 532
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515Facilities is modified by deleting the word "Foster" and replacing it with the word "Child."]
516Child Care Facility: "CHILD CARE FACILITY. A facility where care and supervision is
517provided for four or more children for less than 24 hours a day and for direct or indirect
518compensation in place of care ordinarily provided in their home."
519 [(7)] (11)  In IBC, Section 202, the definition for "[[F]] [A] Record Drawings" is
520modified by deleting the words "a fire alarm system" and replacing them with "any fire
521protection system."
522 [(8)  In IBC, Section 202, the following definition is added for Residential
523Treatment/Support Assisted Living Facility: "RESIDENTIAL TREATMENT/SUPPORT
524ASSISTED LIVING FACILITY. A residential facility that provides a group living
525environment for four or more residents licensed by the Department of Human Services, and
526provides a protected living arrangement for ambulatory, non-restrained persons who are
527capable of achieving mobility sufficient to exit the facility without the physical assistance of
528another person."]
529 [(9)  In IBC, Section 202, the following definition is added for Type I Assisted Living
530Facility: "TYPE I ASSISTED LIVING FACILITY. A residential facility licensed by the
531Department of Health that provides a protected living arrangement, assistance with activities of
532daily living and social care to two or more ambulatory, non-restrained persons who are capable
533of mobility sufficient to exit the facility without the assistance of another person. Subcategories
534are:]
535 [Limited Capacity: two to five residents;]
536 [Small: six to sixteen residents; and]
537 [Large: over sixteen residents."]
538 [(10)  In IBC, Section 202, the following definition is added for Type II Assisted Living
539Facility: "TYPE II ASSISTED LIVING FACILITY. A residential facility licensed by the
540Department of Health that provides an array of coordinated supportive personal and health care
541services to two or more residents who are:] Enrolled Copy	H.B. 532
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542 [A. Physically disabled but able to direct his or her own care; or]
543 [B. Cognitively impaired or physically disabled but able to evacuate from the facility, or
544to a zone or area of safety, with the physical assistance of one person. Subcategories are:]
545 [Limited Capacity: two to five residents;]
546 [Small: six to sixteen residents; and]
547 [Large: over sixteen residents."]
548 [(11)  In  IBC, Section 305.2, the following changes are made:]
549 [(a)  delete the words "more than five children older than 2 1/2 years of age" and
550replace with the words "five or more children 2 years of age or older";]
551 [(b)  after the word "supervision" insert the words "child care services"; and]
552 [(c)  add the following sentence at the end of the paragraph: "See Section 429, Day
553Care, for special requirements for day care."]
554 [(12)  In IBC, Section 305.2.2 and 305.2.3, the word "five" is deleted and replaced with
555the word "four" in all places.]
556 [(13)  A new IBC Section 305.2.4 is added as follows: "305.2.4 Child day care --
557residential child care certificate or a license.  Areas used for child day care purposes with a
558residential child care certificate, as described in Utah Administrative Code, R430-50,
559Residential Certificate Child Care, or a residential child care license, as described in Utah
560Administrative Code, R430-90, Licensed Family Child Care, may be located in a Group R-2 or
561R-3 occupancy as provided in Sections 310.3 and 310.4 comply with the International
562Residential Code in accordance with Section R101.2."]
563 [(14)  A new IBC Section 305.2.5 is added as follows: "305.2.5 Child care centers.
564Each of the following areas may be classified as accessory occupancies, if the area complies
565with Section 508.2:]
566 [1. Hourly child care centers, as described in Utah Administrative Code, R381-60,
567Hourly Child Care Centers;]
568 [2. Child care centers, as described in Utah Administrative Code, R381-100, Child Care H.B. 532
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569Centers; and]
570 [3. Out-of-school-time programs, as described in Utah Administrative Code, R381-70,
571Out of School Time Child Care Programs."]
572 [(15)] (12)  In IBC, Section 305, Sections 305.2 through 305.2.3 are deleted and
573replaced with the following:
574 "305.2 Group E, child care facilities. This group includes buildings and structures or
575portions thereof occupied by four or more children 2 years of age or older who receive
576educational, supervision, child care services or personal care services for fewer than 24 hours
577per day. See Section 429 Day Care, for special requirements for day care.
578 305.2.1 Within places of religious worship. Rooms and spaces within places of
579religious worship providing such day care during religious functions shall be classified as part
580of the primary occupancy.
581 305.2.2 Four or fewer children. A facility having four or fewer children receiving such
582day care shall be classified as part of the primary occupancy.
583 305.2.3 Four or fewer children in a dwelling unit. A facility such as the above within a
584dwelling unit and having four or fewer children receiving such day care shall be classified as a
585Group R-3 occupancy or shall comply with the International Residential Code.
586 305.2.4 Child day care -- residential child care certificate or a license. Areas used for
587child day care purposes with a residential child care certificate, as described in Utah
588Administrative Code, R430-50, Residential Certificate Child Care, or a residential child care
589license, as described in Utah Administrative Code, R430-90, Licensed Family Child Care, may
590be located in a Group R-2 or R-3 occupancy as provided in Sections 310.3 and 310.4 or shall
591comply with the International Residential Code in accordance with Section R101.2.
592 305.2.5 Child care centers. Each of the following areas may be classified as accessory
593occupancies, if the area complies with Section 508.2:
594 1. Hourly child care center, as described in Utah Administrative Code, R381-60 Hourly
595Child Care Centers; Enrolled Copy	H.B. 532
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596 2. Child care centers, as described in Utah Administrative Code, R381-100, Child Care
597Centers;
598 3. Out-of-school-time programs, as described in Utah Administrative Code, R381-70,
599Out of School Time Child Care Programs; and
600 4. Commercial preschools, as described in Utah Administrative Code, R381-40,
601Commercial Preschool Programs."
602 (13)  In IBC, Table 307.1(1), footnote "d" is added to the row for Explosives, Division
6031.4G in the column titled STORAGE - Solid Pounds (cubic feet).
604 [(16)] (14)  In IBC, Section 308.2, in the list of items under "This group shall include,"
605the words "Type-I Large and Type-II Small, see Section 308.2.5" are added after "Assisted
606living facilities."
607 [(17)] (15)  In IBC, Section 308.2.4, all of the words after the first International
608Residential Code are deleted.
609 [(18)] (16)  A new IBC, Section 308.2.5 is added as follows:
610 ["308.2.5 Group I-1 assisted living facility occupancy groups. The following occupancy
611groups shall apply to assisted living facilities:]
612 [Type I assisted living facilities with seventeen or more residents are Large Facilities
613classified as an Institutional Group I-1, Condition 1 occupancy.]
614 [Type II assisted living facilities with six to sixteen residents are Small Facilities
615classified as an Institutional Group I-1, Condition 2 occupancy. See Section 202 for
616definitions."]
617 "308.2.5 Assisted living facilities. A Type I, Large assisted living facility is classified as
618occupancy Group I-1, Condition 1. A Type II, Small assisted living facility is classified as
619occupancy Group I-1, Condition 2. See Section 202 for definitions."
620 [(19)] (17)  [In] IBC, Section 308.3 is deleted and replaced with the following:
621 "308.3 Institutional Group I-2[, the following changes are made:]. Institutional Group
622I-2 occupancy shall include buildings and structures used for medical care on a 24-hour basis H.B. 532
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623for more than four persons who are incapable of self-preservation. This group shall include, but
624not be limited to the following:
625 Assisted living facilities, Type-II Large, see Section 308.3.3
626 Child care facilities
627 Foster care facilities
628 Detoxification facilities
629 Hospitals
630 Nursing homes (both intermediate care facilities and skilled nursing facilities)
631 Psychiatric hospitals"
632 [(a)  The words "more than five" are deleted and replaced with "four or more";]
633 [(b)  The group "Assisted living facilities, Type-II Large" is added to the list of groups;]
634 [(c)  The words "Foster care facilities" are deleted and replaced with the words "Child
635care facilities"; and]
636 [(d)  The words "(both intermediate care facilities and skilled nursing facilities)" are
637added after "Nursing homes."]
638 [(20)] (18)  In IBC, Section 308.3.2, the number "five" is deleted and replaced with the
639number "four" in each location.
640 [(21)] (19)  A new IBC, Section 308.3.3 is added as follows:
641 "308.3.3 [Group I-2 assisted] Assisted living facilities. [Type II] A Type-II, Large
642assisted living [facilities with seventeen or more residents are Large Facilities] facility is
643classified as [an Institutional] occupancy Group I-2, Condition 1 [occupancy]. See Section 202
644for definitions."
645 [(22)] (20)  In IBC, Section 308.5, the words "more than five" are deleted and replaced
646with the words "five or more in each location."
647 [(23)] (21)  [In] IBC, Section 308.5.1, [the following changes are made] is deleted and
648replaced with the following:
649 [(a)  The words "more than five" are deleted and replaced with the words "five or Enrolled Copy	H.B. 532
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650more."]
651 [(b)  The words "2-1/2 years or less of age" are deleted and replaced with "under the age
652of two."]
653 [(c)  The following sentence is added at the end: "See Section 429 for special
654requirements for Day Care."]
655 "308.5.1 Classification as Group E. A child day care facility that provides care for five
656or more but not more than 100 children under two years of age, where the rooms in which the
657children are cared for are located on a level of exit discharge serving such rooms and each of
658these child care rooms has an exit door directly to the exterior, shall be classified as a Group E.
659See Section 429 for special requirements for Day Care."
660 [(24)] (22)  In IBC, Sections 308.5.3 and 308.5.4, the words "five or fewer" are deleted
661and replaced with the words "four or fewer" in [both places] each location and the following
662sentence is added at the end: "See Section 429 for special requirements for Day Care."
663 [(25)] (23)  [In] IBC, Section 310.4, [the following changes are made] is deleted and
664replaced with the following:
665 [(a)  The words "and single family dwellings complying with the IRC" are added after
666"Residential Group-3 occupancies."]
667 [(b)  The words "Assisted Living Facilities, limited capacity" are added to the list of
668occupancies.]
669 "310.4 Residential Group R-3. Residential Group R-3 occupancies and single family
670dwellings complying with the International Residential Code where the occupants are primarily
671permanent in nature and not classified as Group R-1, R-2, R-4 or I, including:
672 Assisted Living Facilities, Type-I, limited capacity, see Section 310.5.3
673 Buildings that do not contain more than two dwellings
674 Care facilities, other than child care, that provide accommodations for five or fewer
675persons receiving care
676 Congregate living facilities (nontransient) with 16 or fewer occupants H.B. 532
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677 Boarding houses (nontransient)
678 Convents
679 Dormitories
680 Fraternities and sororities
681 Monasteries
682 Congregate living facilities (transient) with 10 or fewer occupants
683 Boarding houses (transient)
684 Lodging houses (transient) with five or fewer guest rooms and 10 or fewer occupants"
685 [(26)] (24)  [In] IBC, Section 310.4.1, [the following changes are made] is deleted and
686replaced with the following:
687 [(a)  The words "other than Child Care" are inserted after the words "Care facilities" in
688the first sentence.]
689 [(b)  All of the words after the first "International Residential Code" are deleted.]
690 [(c)  The following sentence is added at the end of the last sentence: "See Section 429
691for special requirements for Child Day Care."]
692 "310.4.1 Care facilities within a dwelling. Care facilities, other than child care, for five
693or fewer persons receiving care that are within a single family dwelling are permitted to comply
694with the International Residential Code. See Section 429 for special requirements for Child
695Day Care."
696 [(27)] (25)  A new IBC Section 310.4.3 is added as follows: " 310.4.3 Child Care. 
697Areas used for child care purposes may be located in a residential dwelling unit under all of the
698following conditions and Section 429:
699 1.  Compliance with Utah Administrative Code, R710-8, Day Care Rules, as enacted
700under the authority of the Utah Fire Prevention Board.
701 2.  Use is approved by the [Utah] Department of Health and Human Services, as
702enacted under the authority of the Utah Code, Title 26, Chapter 39, Utah Child Care Licensing
703Act, and in any of the following categories: Enrolled Copy	H.B. 532
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704 a.  Utah Administrative Code, R430-50, Residential Certificate Child Care.
705 b.  Utah Administrative Code, R430-90, Licensed Family Child Care.
706 3.  Compliance with all zoning regulations of the local regulator."
707 [(28)] (26)  A new IBC, Section 310.4.4 is added as follows: "310.4.4 Assisted living
708facilities. Type I assisted living facilities with two to five residents are Limited Capacity
709facilities classified as a Residential Group R-3 occupancy or are permitted to comply with the
710International Residential Code. See Section 202 for definitions."
711 [(29)] (27)  In IBC, Section 310.5, the words "Type II Limited Capacity and Type I
712Small, see Section 310.5.3" are added after the words "assisted living facilities."
713 [(30)] (28)  A new IBC, Section 310.5.3, is added as follows: "310.5.3 Group R-4
714Assisted living facility occupancy groups. The following occupancy groups shall apply to
715Assisted Living Facilities: Type II Assisted Living Facilities with two to five residents are
716Limited Capacity Facilities classified as a Residential Group R-4, Condition 2 occupancy. Type
717I assisted living facilities with six to sixteen residents are Small Facilities classified as
718Residential Group R-4, Condition 1 occupancies. See Section 202 for definitions."
719 Section 7.  Section 15A-3-103 is amended to read:
720 15A-3-103.  Amendments to Chapters 4 through 6 of IBC.
721 (1)  IBC Section 403.5.5 is deleted.
722 (2)  In IBC, Section 404.5, Exception 2.3 is added as follows:
723 "2.3 The atrium does not contain any means of egress component above the two lowest
724stories."
725 [(2)] (3)  In IBC, Section 407.2.5, the words "and assisted living facility" are added in
726the title and first sentence after the words "nursing home."
727 [(3)] (4)  In IBC, Section 407.2.6, the words "and assisted living facility" are added in
728the title after the words "nursing home."
729 (5)  In IBC, Section 407.3.1.1, Item 3 is deleted and replaced with the following:
730 "3. To provide makeup air for exhaust systems in accordance with Section 1020.6, H.B. 532
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731Exception 1, doors to toilet rooms, bathrooms, shower rooms, sink closets, and similar
732auxiliary spaces that do not contain flammable or combustible materials are permitted to have
733louvers or an undercut of 2/3 inch (19.1 mm) maximum."
734 (6)  In IBC, Section 407.4.1, Exception 3 is added as follows:
735 "3. Only one exit access with direct access to a corridor is required from an assisted
736living facility, single resident sleeping unit that consists of a living space and one or two
737separate sleeping rooms. For other than closets, toilet and shower rooms, occupants may not be
738required to pass through more than one room before reaching the exit access."
739 (7)  In IBC, Section 407.4.3, the words "and assisted living facility" are added in the
740title and after the words "nursing home."
741 [(4)] (8)  In IBC, Section 407.11, a new exception is added as follows: "Exception: An
742essential electrical system is not required in assisted living facilities."
743 [(5)] (9)  In IBC, Section 412.3.1, a new exception is added as follows: "Exception:
744Aircraft hangars of Type I or II construction that are less than 5,000 square feet (464.5m2) in
745area."
746 [(6)] (10)  A new IBC, Section 422.2.1 is added as follows: " 422.2.1 Separations:
747Ambulatory care facilities licensed by the Department of Health and Human Services shall be
748separated from adjacent tenants with a fire partition having a minimum one hour fire-resistance
749rating.  Any level below the level of exit discharge shall be separated from the level of exit
750discharge by a horizontal assembly having a minimum one hour fire-resistance rating.
751 Exception: A fire barrier is not required to separate the level of exit discharge when:
752 1.  Such levels are under the control of the Ambulatory Care Facility.
753 2.  Any hazardous spaces are separated by horizontal assembly having a minimum one
754hour fire-resistance rating."
755 [(7)] (11)  A new IBC Section 429, Day Care, is added as follows:
756 " 429.1 Detailed Requirements.  In addition to the occupancy and construction
757requirements in this code, the additional provisions of this section shall apply to all Day Care in Enrolled Copy	H.B. 532
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758accordance with Utah Administrative Code R710-8 Day Care Rules.
759 429.2 Definitions.
760 429.2.1 Authority Having Jurisdiction (AHJ): State Fire Marshal, his duly authorized
761deputies, or the local fire enforcement authority code official.
762 429.2.2 Day Care Facility: Any building or structure occupied by clients of any age who
763receive custodial care for less than 24 hours by individuals other than parents, guardians,
764relatives by blood, marriage or adoption.
765 429.2.3 Day Care Center: Providing care for five or more clients in a place other than
766the home of the person cared for.  This would also include Child Care Centers, Out of School
767Time or Hourly Child Care Centers licensed by the Department of Health and Human Services.
768 429.2.4 Family Day Care: Providing care for clients listed in the following two groups:
769 429.2.4.1 Type 1: Services provided for five to eight clients in a home.  This would also
770include a home that is certified by the Department of Health and Human Services as
771Residential Certificate Child Care or licensed as Family Child Care.
772 429.2.4.2 Type 2: Services provided for nine to sixteen clients in a home with sufficient
773staffing. This would also include a home that is licensed by the Department of Health and
774Human Services as Family Child Care.
775 429.2.5 R710-8: Utah Administrative Code, R710-8, Day Care Rules, as enacted under
776the authority of the Utah Fire Prevention Board.
777 429.3 Family Day Care.
778 429.3.1 Family Day Care units shall have on each floor occupied by clients, two
779separate means of egress, arranged so that if one is blocked the other will be available.
780 429.3.2 Family Day Care units that are located in the basement or on the second story
781shall be provided with two means of egress, one of which shall discharge directly to the
782outside.
783 429.3.2.1 Residential Certificate Child Care and Licensed Family Child Care with five
784to eight clients in a home, located on the ground level or in a basement, may use an emergency H.B. 532
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785escape or rescue window as allowed in IFC, Chapter 10, Section 1030.
786 429.3.3 Family Day Care units shall not be located above the second story.
787 429.3.4 In Family Day Care units, clients under the age of two shall not be located
788above or below the first story.
789 429.3.4.1 Clients under the age of two may be housed above or below the first story
790where there is at least one exit that leads directly to the outside and complies with IFC, Section
7911011 or Section 1012 or Section 1027.
792 429.3.5 Family Day Care units located in split entry/split level type homes in which
793stairs to the lower level and upper level are equal or nearly equal, may have clients housed on
794both levels when approved by the AHJ.
795 429.3.6 Family Day Care units shall have a portable fire extinguisher on each level
796occupied by clients, which shall have a classification of not less than 2A:10BC, and shall be
797serviced in accordance with NFPA, Standard 10, Standard for Portable Fire Extinguishers.
798 429.3.7 Family Day Care units shall have single station smoke detectors in good
799operating condition on each level occupied by clients.  Battery operated smoke detectors shall
800be permitted if the facility demonstrates testing, maintenance, and battery replacement to insure
801continued operation of the smoke detectors.
802 429.3.8 Rooms in Family Day Care units that are provided for clients to sleep or nap,
803shall have at least one window or door approved for emergency escape.
804 429.3.9 Fire drills shall be conducted in Family Day Care units quarterly and shall
805include the complete evacuation from the building of all clients and staff.  At least annually, in
806Type I Family Day Care units, the fire drill shall include the actual evacuation using the escape
807or rescue window, if one is used as a substitute for one of the required means of egress.
808 429.4 Day Care Centers.
809 429.4.1 Day Care Centers shall comply with either I-4 requirements or E requirements
810of the IBC, whichever is applicable for the type of Day Care Center.
811 429.4.2 Emergency Evacuation Drills shall be completed as required in IFC, Chapter 4, Enrolled Copy	H.B. 532
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812Section 405.
813 429.4.3 Location at grade.  Group E child day care centers shall be located at the level
814of exit discharge.
815 429.4.3.1 Child day care spaces for children over the age of 24 months may be located
816on the second floor of buildings equipped with automatic fire protection throughout and an
817automatic fire alarm system.
818 429.4.4 Egress.  All Group E child day care spaces with an occupant load of more than
81910 shall have a second means of egress.  If the second means of egress is not an exit door
820leading directly to the exterior, the room shall have an emergency escape and rescue window
821complying with Section 1030.
822 429.4.5 All Group E Child Day Care Centers shall comply with Utah Administrative
823Code, R430-100 Child Care Centers, R430-60 Hourly Child Care Centers, and R430-70 Out of
824School Time.
825 429.5 Requirements for all Day Care.
826 429.5.1 Heating equipment in spaces occupied by children shall be provided with
827partitions, screens, or other means to protect children from hot surfaces and open flames.
828 429.5.2 A fire escape plan shall be completed and posted in a conspicuous place.  All
829staff shall be trained on the fire escape plan and procedure."
830 [(8)] (12)  In IBC, Section 504.4, a new section is added as follows: "504.4.1 Group I-2
831Assisted Living Facilities. Notwithstanding the allowable number of stories permitted by Table
832504.4 Group I-2 Assisted Living Facilities of type VA, construction shall be allowed on each
833level of a two-story building when all of the following apply:
834 1. The total combined area of both stories does not exceed the total allowable area for a
835one-story, above grade plane building equipped throughout with an automatic sprinkler system
836installed in accordance with Section 903.3.1.1.
837 2. All other provisions that apply in Section 407 have been provided."
838 [(9)] (13)  A new IBC, Section 504.5, is added as follows: "504.5 Group 1-2 Secured H.B. 532
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839areas in Assisted Living Facilities. In Type IIIB, IV, and V construction, all areas for the use
840and care of residents required to be secured shall be located on the level of exit discharge with
841door operations in compliance with Section [1010.1.9.7, as amended] 1010.2.14."
842 Section 8.  Section 15A-3-104 is amended to read:
843 15A-3-104.  Amendments to Chapters 7 through 9 of IBC.
844 (1)  In IBC, Section 703.5, the words "with signs or stenciling" are deleted.
845 [(1)  In IBC, Section 704.13.2, the following sentence is added to the end of the section:
846"An individual spraying fire-resistant materials may obtain a certificate that demonstrates that
847the individual has undergone training on how to spray fire-resistant materials to manufacturer's
848specifications."]
849 (2)  IBC, Section (F) 902.1, is deleted and replaced with the following: "(F) 902.1
850Pump and riser room size.  Fire pump rooms and automatic sprinkler system riser rooms shall
851be designed with adequate space for all installed equipment necessary for the installation and to
852provide sufficient working [space] room around the stationary equipment.  Clearances around
853equipment to elements of permanent construction, including other installed equipment and
854appliances, shall be [in accordance with manufacturer requirements] sufficient to allow
855inspection, service, repair or replacement without removing such elements of permanent
856construction or disabling the function of a required fire-resistance-rated assembly and not less
857than the following minimum elements:
858 [902.1.5] 902.1.1 A minimum clear and unobstructed distance of 12-inches shall be
859provided from the installed equipment to the elements of permanent construction.
860 [902.1.6] 902.1.2 A minimum clear and unobstructed distance of 12-inches shall be
861provided between all other installed equipment and appliances.
862 [902.1.7] 902.1.3 A clear and unobstructed width of 36-inches shall be provided in
863front of all installed equipment and appliances, to allow for inspection, service, repair or
864replacement without removing such elements of permanent construction or disabling the
865function of a required fire-resistance-rated assembly." Enrolled Copy	H.B. 532
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866 [902.1.8  Automatic sprinkler system riser rooms shall be provided with a clear and
867unobstructed passageway to the riser room of not less than 36-inches, and openings into the
868room shall be clear and unobstructed, with doors swinging in the outward direction from the
869room and the opening providing a clear width of not less than 34-inches and a clear height of
870the door opening shall not be less than 80-inches.]
871 [902.1.9 Fire pump rooms shall be provided with a clear and unobstructed passageway
872to the fire pump room of not less than 72-inches, and openings into the room shall be clear,
873unobstructed and large enough to allow for the removal of the largest piece of equipment, with
874doors swinging in the outward direction from the room and the opening providing a clear width
875of not less than 68-inches and a clear height of the door opening shall not be less than
87680-inches."]
877 (3)  In IBC, Section 902, new sections are added as follows:
878 "(F) 902.2 Fire pump room. Fire pumps and controllers shall be provided with ready
879access. Fire pump rooms shall be provided with doors and an unobstructed passageway large
880enough to allow for the removal of the largest piece of equipment. The passageway shall have a
881clear width not less than 72 inches. Openings into the room shall be clear and unobstructed,
882with doors swinging in the outward direction from the fire pump room and the opening
883providing a clear width of not less than 68 inches and a clear height of the door opening shall
884not be less than 80 inches. The door shall be permitted to be locked provided that the key is
885available at all times and located in a Key Box in accordance with Section 506 of the
886International Fire Code.
887 (F) 902.3 Automatic sprinkler riser room. Automatic sprinkler system risers shall be
888provided with ready access. Automatic sprinkler system riser rooms shall be provided with
889doors and an unobstructed passageway large enough to allow for the removal of the largest
890piece of equipment. The passageway shall have a clear width not less than 36 inches. Openings
891into the room shall be clear and unobstructed, with doors swinging in the outward direction
892from the riser room and the opening providing a clear width of not less than 32 inches and a H.B. 532
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893clear height of the door opening shall not be less than 80 inches. The door shall be permitted to
894be locked provided that the key is available at all times and located in a Key Box in accordance
895with Section 506 of the International Fire Code.
896 (F) 902.4 Marking on access doors. Access doors for automatic sprinkler system riser
897rooms and fire pump rooms shall be labeled with an approved sign. The lettering shall be in
898contrasting color to the background. Letters shall have a minimum height of 2 inches (51 mm)
899with a minimum stroke of 3/8 inch (10 mm).
900 (F) 902.5 Environment. Automatic sprinkler system riser rooms and fire pump rooms
901shall be maintained at a temperature of not less than 40 degrees Fahrenheit (4 degrees Celsius).
902Heating units shall be permanently installed.
903 (F) 902.6 Lighting. Permanently installed artificial illumination shall be provided in the
904automatic sprinkler system riser rooms and fire pump rooms."
905 [(3)] (4)  [In] IBC, Section (F)903.2.2, [the words "the entire floor" are] is deleted and
906replaced with ["a building" and the last paragraph is deleted.] the following:
907 "(F) 903.2.2 Ambulatory care facilities. An automatic sprinkler system shall be installed
908throughout the building containing an ambulatory care facility where either of the following
909conditions exist at any time.
910 1. Four or more care recipients are incapable of self-preservation.
911 2. One or more care recipients that are incapable of self-preservation are located at
912other than the level of exit discharge serving such a facility."
913 [(4)] (5)  IBC, Section (F)903.2.4, condition 2, is deleted and replaced with the
914following: "2.  A Group F-1 fire area is located more than three stories above the lowest level
915of fire department vehicle access."
916 [(5)] (6)  IBC, Section (F)903.2.7, condition 2, is deleted and replaced with the
917following: "2.  A Group M fire area is located more than three stories above the lowest level of
918fire department vehicle access."
919 [(6)] (7)  [IBC, Sections (F)903.2.8, (F)903.2.8.1, and (F)903.2.8.2, are deleted and Enrolled Copy	H.B. 532
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920replaced with the following: "(F)903.2.8 Group R.  An automatic sprinkler system installed in
921accordance with Section 903.3 shall be provided throughout all buildings with a Group R fire
922area.] In IBC, Section (F)903.2.8, the following exceptions are added:
923 "Exceptions:
924 1.  Detached one- and two-family dwellings and multiple single-family dwellings
925(townhouses) constructed in accordance with the International Residential Code For One- and
926Two-Family Dwellings.
927 2.  Single story Group R-1 occupancies with fire areas not more than 2,000 square feet
928that contain no installed plumbing or heating, where no cooking occurs, and constructed of
929Type I-A, I-B, II-A, or II-B construction.["]
930 3. Group R-4 fire areas not more than 4,500 gross square feet and not containing more
931than 16 residents, provided all residents are housed on a level of exit discharge and the building
932is equipped throughout with an approved fire alarm system that is interconnected and receives
933its primary power from the building wiring and a commercial power system."
934 [(7)  IBC, Section (F)903.2.8.3 is renumbered to (F)903.2.8.1 and the following
935exception is added:]
936 ["Exception:  Group R-4 fire areas not more than 4,500 gross square feet and not
937containing more than 16 residents, provided the building is equipped throughout with an
938approved fire alarm system that is interconnected and receives its primary power from the
939building wiring and a commercial power system."]
940 [(8)  IBC, Section (F)903.2.8.4, is deleted.]
941 [(9)] (8)  IBC, Section (F) 903.2.8.1 is deleted.
942 (9)  IBC, Section (F)903.2.9, condition 2, is deleted and replaced with the following: "2. 
943A Group S-1 fire area is located more than three stories above the lowest level of fire
944department vehicle access."
945 [(10)  IBC, Section (F)904.12, is deleted and replaced with the following: "(F)904.12
946Commercial cooking systems.  The automatic fire-extinguishing system for commercial H.B. 532
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947cooking systems shall be of a type recognized for protection of commercial cooking equipment
948and exhaust systems.  Pre-engineered automatic extinguishing systems shall be tested in
949accordance with UL 300 and listed and labeled for the intended application.  The system shall
950be installed in accordance with this code, its listing and the manufacturer's installation
951instructions.]
952 [Exception: Factory-built commercial cooking recirculating systems that are tested in
953accordance with UL 710B and listed, labeled, and installed in accordance with Section 304.1 of
954the International Mechanical Code."]
955 [(11)  IBC, Sections (F)904.12.3, (F)904.12.3.1, (F)904.12.4, and (F)904.12.4.1, are
956deleted.]
957 [(12)] (10)  In IBC, Section 905, a new subsection, Section (F)905.3.9, is added as
958follows:
959 "Open Parking Garages.  Open parking garages shall be equipped with an approved
960Class 1 manual standpipe system when fire department access is not provided for firefighting
961operations to within 150 feet of all portions of the open parking garage as measured from the
962approved fire department vehicle access.  Class 1 manual standpipe shall be accessible
963throughout the parking garage such that all portions of the parking structure are protected
964within 150 feet of a hose connection."
965 [(13)] (11)  In IBC, Section (F)905.8, the exception is deleted and replaced with the
966following:
967 "Exception: Where subject to freezing and approved by the fire code official."
968 [(14)] (12)  In IBC, Section (F)907.2.3 Group E is deleted and rewritten as follows: "A
969manual fire alarm system that initiates the occupant notification signal using an emergency
970voice/alarm communication system that meets the requirements of Section (F) 907.5.2.2, or a
971manual fire alarm system that initiates an approved audible and visual occupant notification
972signal that meets the requirements of Sections (F)907.5.2.1, (F)907.5.2.1.1, [(F)907.5.2.2]
973(F)907.5.2.1.2, and (F)907.5.2.3, and is installed in accordance with Section (F)907.6 shall be Enrolled Copy	H.B. 532
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974installed in Group E occupancies. Where automatic fire sprinkler systems or smoke detectors
975are installed, the fire sprinkler systems [or] and smoke detectors shall be connected to the
976building fire alarm system."
977 [(15)  IBC, Sections (F)915 through (F)915.6, are deleted and replaced with the
978following:]
979 ["(F)915 Where required.]
980 [Group I-1, I-2, I-4, and R occupancies located in a building containing a fuel-burning
981appliance or in a building that has an attached garage shall be equipped with single-station
982carbon monoxide alarms.  The carbon monoxide alarms shall be listed as complying with UL
9832034 or UL 2075 and be installed and maintained in accordance with NFPA 720 and the
984manufacturer's instructions.  An open parking garage, as defined in Chapter 2, or an enclosed
985parking garage, ventilated in accordance with Section 404 of the International Mechanical
986Code, shall not be considered an attached garage.  A minimum of one carbon monoxide alarm
987shall be installed on each habitable level.]
988 [(F) 915.1 Interconnection.]
989 [Where more than one carbon monoxide alarm is required to be installed within Group
990I-1, I-2, I-4, or R occupancies, the carbon monoxide alarm shall be interconnected in such a
991manner that the activation of one alarm will activate all of the alarms.  Physical interconnection
992of carbon monoxide alarms shall not be required where listed wireless alarms are installed and
993all alarms sound upon activation of one alarm.  The alarm shall be clearly audible in all
994bedrooms over background noise levels with all intervening doors closed.]
995 [(F) 915.2 Power source.]
996 [In new construction, required carbon monoxide alarms shall receive their primary
997power from the building wiring where such wiring is served from a commercial source and
998shall be equipped with a battery backup.  Carbon monoxide alarms with integral strobes that
999are not equipped with a battery backup shall be connected to an emergency electrical system. 
1000Carbon monoxide alarms shall emit a signal when the batteries are low.  Wiring shall be H.B. 532
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1001permanent and without a disconnecting switch other than as required for overcurrent
1002protection.]
1003 [Exceptions.]
1004 [1. Carbon monoxide alarms are not required to be equipped with a battery backup
1005where they are connected to an emergency electrical system.]
1006 [2. Hard wiring of carbon monoxide alarms in existing areas shall not be required
1007where the alterations or repairs do not result in the removal of interior wall or ceiling finishes
1008exposing the structure, unless there is an attic, crawl space, or basement available that could
1009provide access for hard wiring without the removal of interior finishes.]
1010 [(F) 915.3 Group E.]
1011 [A carbon monoxide detection system shall be installed in new buildings that contain
1012Group E occupancies in accordance with IFC, Chapter 9, Section 915.  A carbon monoxide
1013detection system shall be installed in existing buildings that contain Group E occupancies in
1014accordance with IFC, Chapter 11, Section 1103.9.]
1015 [(F) 915.3.1 Where required.]
1016 [In Group E occupancies, a carbon monoxide detection system shall be provided where
1017a fuel-burning appliance, a fuel-burning fireplace, or a fuel-burning forced air furnace is
1018present.]
1019 [(F) 915.3.2 Detection equipment.]
1020 [Each carbon monoxide detection system shall be installed in accordance with NFPA
1021720 and the manufacturer's instructions and be listed as complying with, for single station
1022detectors, UL 2034 and, for system detectors, UL 2075.]
1023 [(F) 915.3.3 Locations.]
1024 [Each carbon monoxide detection system shall be installed in the locations specified in
1025NFPA 720.]
1026 [(F) 915.3.4 Combination detectors.]
1027 [A combination carbon monoxide/smoke detector is an acceptable alternative to a Enrolled Copy	H.B. 532
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1028carbon monoxide detection system if the combination carbon monoxide/smoke detector is
1029listed in accordance with UL 2075 and UL 268.]
1030 [(F) 915.3.5 Power source.]
1031 [Each carbon monoxide detection system shall receive primary power from the building
1032wiring if the wiring is served from a commercial source.  If primary power is interrupted, each
1033carbon monoxide detection system shall receive power from a battery.  Wiring shall be
1034permanent and without a disconnecting switch other than that required for overcurrent
1035protection.]
1036 [(F) 915.3.6 Maintenance.]
1037 [Each carbon monoxide detection system shall be maintained in accordance with NFPA
1038720.  A carbon monoxide detection system that becomes inoperable or begins to produce end
1039of life signals shall be replaced."]
1040 (13)  In IBC, Section (F) 907.2.3 Group E, Exception 2 is deleted and the remaining
1041exceptions are renumbered.
1042 (14)  In IBC, Section (F) 907.2.3 Group E, renumbered Exception 3.2 is deleted and
1043replaced with the following: "Exception 3.2 The fire alarm system will activate on fire
1044sprinkler waterflow."
1045 (15)  In IBC, Section (F) 907.2.3 Group E, new sections (F) 907.2.3.1 through (F)
1046907.2.3.7 are added as follows:
1047 "(F) 907.2.3.1 Automatic detection devices that detect smoke shall be installed
1048throughout all corridors and spaces open to the corridor at the maximum prescribed spacing of
1049thirty feet on center and no more than fifteen feet from the walls or smoke detectors shall be
1050installed as required in NFPA, Standard 72, Section 17.7.
1051 (F) 907.2.3.2 Where structures are not protected or are partially protected with an
1052automatic fire sprinkler system, approved automatic smoke detectors shall be installed in
1053accordance with the complete coverage requirements of NFPA, Standard 72.
1054 (F) 907.2.3.3 An approved key plan drawing and operating instructions shall be posted H.B. 532
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1055at the main fire alarm panel which displays the location of all alarm zones and if applicable,
1056device addresses.
1057 (F) 907.2.3.4 The main panel shall be located in a normally attended area such as the
1058main office or lobby. Location of the main panel other than as stated above, shall require the
1059review and authorization of the State Fire Marshal Division. Where location as required above
1060is not possible, an electronically supervised remote annunciator from the main panel shall be
1061located in a supervised area of the building. The remote annunciator shall visually indicate
1062system power status, alarms for each zone, and give both visual and audible indication of
1063trouble conditions in the system. All indicators on both the main panel and remote annunciator
1064shall be adequately labeled.
1065 (F) 907.2.3.5 All system wiring shall be as follows:
1066 (A) The initiating device circuits shall be designated and installed Class A as defined in
1067NFPA, Standard 72.
1068 (B) The notification appliance circuits shall be designated and installed Class A as
1069defined in NFPA, Standard 72.
1070 (C) Signaling line circuits shall be designated and installed Class A loop as defined in
1071NFPA, Standard 72.
1072 (F) 907.2.3.6 Fan Shutdown shall be as follows:
1073 (A) Fan shut down shall be as required in the International Mechanical Code, Chapter
10746, Section 606.
1075 (B) Duct detectors required by the International Mechanical Code, shall be
1076interconnected and compatible with the fire alarm system."
1077 (16)  IBC, Section (F) 915.2.3 Group E occupancies is deleted and replaced with the
1078following:
1079 "(F) 915.2.3 Group E occupancies. Carbon monoxide detectors shall be installed in the
1080following areas within Group E occupancies:
1081 (1) Boiler rooms, furnace rooms, and similar rooms, or in adjacent areas where carbon Enrolled Copy	H.B. 532
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1082monoxide is likely to spread. (The installation of carbon monoxide detectors in boiler rooms
1083and furnace rooms may cause a false alarm problem. Installing these detectors in adjacent
1084spaces where the carbon monoxide is likely to spread from these spaces may be a better
1085option.)
1086 (2) Home economics rooms with gas appliances.
1087 (3) School kitchens with gas appliances. (Commercial kitchens).
1088 (4) Arts rooms and other areas with a gas kiln or open flame.
1089 (5) Gas roof top units, and other carbon monoxide producing HVAC units, one per
1090zone. (The zone shall be the area covered by the HVAC unit.)
1091 (6) In areas with gas wall units.
1092 (7) In areas with a gas water heater or boiler.
1093 (8) Areas with a forge or foundry.
1094 (9) Metal shop or auto shop areas or in adjacent areas where carbon monoxide is likely
1095to spread. (The installation of carbon monoxide detectors in metal shop or auto shop areas may
1096cause a false alarm problem. Installing these detectors in adjacent spaces, i.e. class rooms or
1097corridors, where the carbon monoxide is likely to spread from these spaces may be a better
1098option.)
1099 (10) Labs with open flame.
1100 (11) HVAC units drawing outside air that could be contaminated with carbon
1101monoxide.
1102 (12) Other areas with an open flame or fuel fired appliance.
1103 (F) 915.2.3.1 Carbon monoxide alarm signals shall be automatically transmitted to an
1104onsite location that is staffed by school personnel.
1105 Exception: Carbon monoxide alarm signals shall not be required to be automatically
1106transmitted to an onsite location that is staffed by school personnel in Group E occupancies
1107with an occupant load of 30 or less."
1108 (17)  A new IBC, Section (F) 915.7 is added as follows: H.B. 532
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1109 "(F) 915.7 Carbon monoxide systems in Group E occupancies. Carbon monoxide
1110systems may be part of a fire alarm system or standalone system.
1111 (F) 915.7.1 Power and wiring.
1112 (F) 915.7.1.1 Power. Carbon monoxide detection systems shall require a primary and
1113secondary power source.
1114 (F) 915.7.1.2 Wiring. Class "A" wiring is required when the carbon monoxide system is
1115part of, or connected to, a fire alarm system. Standalone carbon monoxide detection systems
1116may use Class "B" wiring. All wiring shall be Class "A" or "B."
1117 (F) 915.7.2 Equipment shut down. Equipment and appliances that are producing carbon
1118monoxide shall shut down automatically in the zone involved upon carbon monoxide system
1119activation.
1120 (F) 915.7.3 Notification.
1121 (F) 915.7.3.1 Local alarm. Each occupied space shall sound an audible alarm when
1122detecting carbon monoxide at a level in excess of 70 ppm for one hour.
1123 (F) 915.7.3.2 General alarm. A blue strobe, visual alarm, is required in a normally
1124occupied location, similar to the administrative offices, when carbon monoxide is detected in
1125the facility in excess of 70 ppm for one hour.
1126 (F) 915.7.3.2.1 The general alarm shall require a manual reset following an alarm
1127activation.
1128 (F) 915.7.3.3 Digital notification. Portable carbon monoxide detectors, with digital read
1129out indicating parts per million of carbon monoxide, in a space to determine the level of hazard
1130in a given space.
1131 (F) 915.7.4 Monitoring. System monitoring is not required. If the system is monitored,
1132the signal should be a supervisory signal indicating carbon monoxide.
1133 (F) 915.7.5 Inspection.
1134 (F) 915.7.5.1 The carbon monoxide detection system shall be tested in the presence of a
1135Deputy or Special Deputy of the State Fire Marshal Division. The Deputy shall require "spot Enrolled Copy	H.B. 532
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1136testing" of the system and its components.
1137 (F) 915.7.5.2 Before requesting final inspection and approval, the installing contractor
1138shall test each component of the system and issue a statement of compliance, in writing, to the
1139State Fire Marshal Division that the carbon monoxide detection system has been installed in
1140accordance with approved plans and has been tested in accordance with the manufacturer's
1141specifications, and the appropriate installation standard.
1142 (F) 915.7.5.3 Systems shall be tagged with the State approved tag for fire alarm
1143systems, upon final approval and shall be inspected and tagged annually by an individual
1144certified as a Master Fire Alarm Technician, by the State Fire Marshal Division.
1145 (F) 915.7.6 Evacuation. The affected area within Group E occupancies shall be
1146evacuated when carbon monoxide is detected at a level in excess of 70 ppm for one hour in that
1147area."
1148 Section 9.  Section 15A-3-105 is amended to read:
1149 15A-3-105.  Amendments to Chapters 10 through 12 of IBC.
1150 [(1)  In IBC, Section 1010.1.9, an exception is added as follows: "Exception: Group E
1151occupancies for purposes of a lockdown or a lockdown drill in accordance with Section
11521010.1.9.5 Exception 5."]
1153 [(2)  In IBC, Section 1010.1.9.2, "Exception:" is deleted and replaced with "Exceptions:
11541."]
1155 [(3)  In IBC, Section 1010.1.9.2, a new exception 2 is added as follows: "2. Group E
1156occupancies for purposes of a lockdown or a lockdown drill may have one lock below 34
1157inches in accordance with Section 1010.1.9.5 Exception 5."]
1158 [(4)  In IBC, Section 1010.1.9.4, a new number 7 is added as follows: " 7. Group E
1159occupancies for purposes of a lockdown or a lockdown drill in accordance with Section
11601010.1.9.5 Exception 5."]
1161 [(5)  In IBC, Section 1010.1.9.5, a new exception 6 is added as follows: "6. Group E
1162occupancies for purposes of a lockdown or a lockdown drill in accordance with Section H.B. 532
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11631010.1.9.5 Exception 5."]
1164 [(6)  In IBC, Section 1010.1.9.6, a new exception 5 is added as follows: "5. Group E
1165occupancies may have a second lock on classrooms for purposes of a lockdown or lockdown
1166drill, if:]
1167 [5.1 The application of the lock is approved by the code official.]
1168 [5.2 The unlatching of any door or leaf does not require more than two operations.]
1169 [5.3 The lock can be released from the opposite side of the door on which it is
1170installed.]
1171 [5.4 The lock is only applied during lockdown or during a lockdown drill.]
1172 [5.5  The lock complies with all other state and federal regulations, including the
1173Americans with Disabilities Act of 1990, 42 U.S.C. Sec. 12101 et seq."]
1174 [(7)  In IBC, Section 1010.1.9.7, a new number 9 is added as follows: " 9.  The secure
1175area or unit with special egress locks shall be located at the level of exit discharge in Type IIIB,
1176IV, and V construction."]
1177 [(8)] (1)  In IBC, Section 1011.5.2, exception 3 is deleted and replaced with the
1178following: " 3.  In Group R-3 occupancies, within dwelling units in Group R-2 occupancies,
1179and in Group U occupancies that are accessory to a Group R-3 occupancy, or accessory to
1180individual dwelling units in Group R-2 occupancies, the maximum riser height shall be 8
1181inches (203 mm) and the minimum tread depth shall be 9 inches (229 mm).  The minimum
1182winder tread depth at the walk line shall be 10 inches (254 mm), and the minimum winder
1183tread depth shall be 6 inches (152 mm).  A nosing not less than 0.75 inch (19.1 mm) but not
1184more than 1.25 inches (32 mm) shall be provided on stairways with solid risers where the tread
1185depth is less than 10 inches (254 mm)."
1186 [(9)] (2)  In IBC, Section 1011.11, a new exception [5] 6 is added as follows: " [5] 6.  In
1187occupancies in Group R-3, as applicable in Section 101.2 and in occupancies in Group U,
1188which are accessory to an occupancy in Group R-3, as applicable in Section 101.2, handrails
1189shall be provided on at least one side of stairways consisting of four or more risers." Enrolled Copy	H.B. 532
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1190 [(10)  In IBC, Section 1013.5, the words ", including when the building may not be
1191fully occupied" are added at the end of the sentence.]
1192 [(11)] (3)  IBC, Section 1025, is deleted.
1193 [(12)  In IBC, Section 1029.15, exception 2 is deleted.]
1194 [(13)  In IBC, Section 1207.4, subparagraph 1 is deleted and replaced with the
1195following: "1.  The unit shall have a living room of not less than 165 square feet (15.3 m2) of
1196floor area.  An additional 100 square feet (9.3 m2) of floor area shall be provided for each
1197occupant of such unit in excess of two."]
1198 Section 10.  Section 15A-3-107 is amended to read:
1199 15A-3-107.  Amendments to Chapter 16 of IBC.
1200 (1)  In IBC, Table 1604.5, Risk Category III, in the sentence that begins "Group I-2
1201Condition 1," a new footnote c is added as follows: "c.  Type II Assisted Living Facilities that
1202are I-2 Condition 1 occupancy classifications in accordance with Section 308 shall be Risk
1203Category II in this table."
1204 (2)  In IBC, Section 1605.1, Exception 2 is deleted and replaced with the following:
1205 "2.  Where the allowable stress design load combinations of ASCE 7 Section 2.4 are
1206used, flat roof snow loads of 30 pounds per square foot (1.44kN/m2) or less and roof live loads
1207of 30 pounds per square foot (1.44kN/m2) or less need not be combined with seismic loads.
1208Where flat roof snow loads exceed 30 pounds per square foot (1.44kN/m2), the snow loads
1209may be reduced in accordance with the following in load combinations including both snow
1210and seismic loads. S as calculated below, shall be combined with seismic loads.
1211 S = (0.20 + 0.025 (A-5))Proof, where S shall be greater than or equal to 0.20Proof.
1212 Where:
1213 S = Weight of snow to be used in combination with seismic loads.
1214 A = Elevation above sea level at the location of the structure (ft/1,000)
1215 Proof = Design roof snow loads, Pf or Ps, psf
1216 For the purpose of this section, snow load shall be assumed uniform on the horizontal H.B. 532
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1217projection without including the effects of drift or sliding. The Importance Factor, I, used in
1218calculating Pf may be considered 1.0."
1219 (3)  In IBC, Section 1605.1 a new exception 4 is added as follows:
1220 "4.  ASCE 7-16 Section 2.3.6 Equation 6 shall be modified to 1.2D + Ev + Eh + L +f2S
1221and 1.2D + Ev + Emh + L +f2S with f2 = (0.20 +0.025(A-5)) where the roof snow load
1222exceeds 30 pounds per square foot (1.44kN/m2). Where A = Elevation above sea level at the
1223location of the structure (ft/1000). f2 = 0 for roof snow loads of 30 pounds per square foot
1224(1.44kN/m2) or less."
1225 [(2)  In IBC, Section 1605.2, in the portion of the definition for the value of f2, the
1226words "and 0.2 for other roof configurations" are deleted and replaced with the following: "f2 =
12270.20 + .025(A-5) for other configurations where roof snow load exceeds 30 psf;]
1228 [f2 = 0 for roof snow loads of 30 psf (1.44kN/m2) or less.]
1229 [Where A = Elevation above sea level at the location of the structure (ft./1,000)."]
1230 [(3)  In IBC, Sections 1605.3.1 and 1605.3.2, exception 2 in each section is deleted and
1231replaced with the following: "2.  Flat roof snow loads of 30 pounds per square foot (1.44
1232kNm2) or less need not be combined with seismic loads.  Where flat roof snow loads exceed
123330 pounds per square foot (1.44 kNm2), the snow loads may be reduced in accordance with the
1234following in load combinations including both snow and seismic loads. S as calculated below,
1235shall be combined with seismic loads.]
1236 [S = (0.20 + 0.025(A-5))Pf is greater than or equal to 0.20 Pf.]
1237 [Where:]
1238 [S = Weight of snow to be used in combination with seismic loads]
1239 [A = Elevation above sea level at the location of the structure (ft./1,000)]
1240 [Pf = Design roof snow load, psf.]
1241 [For the purpose of this section, snow load shall be assumed uniform on the roof
1242footprint without including the effects of drift or sliding.  The Importance Factor, I, used in
1243calculating Pf may be considered 1.0 for use in the formula for Ws".] Enrolled Copy	H.B. 532
- 47 -
1244 (4)  IBC, Section 1608.1, is deleted and replaced with the following: "1608.1 General.
1245Except as modified in Sections 1608.1.1[,] and 1608.1.2[, and 1608.1.3], design snow loads
1246shall be determined in accordance with Chapter 7 of ASCE 7, but the design roof load shall not
1247be less than that determined by Section 1607. Where the minimum live load, in accordance
1248with Section 1607, is greater than the design roof snow load[, pf], the live load shall be used
1249for design, but it may not be reduced to a load lower than the design roof snow load. Drifting
1250need not be considered for design roof snow loads[, pf], less than 20 psf."
1251 (5)  A new IBC, Section 1608.1.1, is added as follows: "1608.1.1 Ice dams and icicles
1252along eaves. Section 7.4.5 of Chapter 7 of ASCE 7 referenced in IBC Section 1608.1 is deleted
1253and replaced with the following: 7.4.5 Ice Dams and Icicles Along Eaves.  Where ground snow
1254loads exceed 75 psf, eaves shall be capable of sustaining a uniformly distributed load of 2pf on
1255all overhanging portions.  No other loads except dead loads shall be present on the roof when
1256this uniformly distributed load is applied.  All building exits under down-slope eaves shall be
1257protected from sliding snow and ice."
1258 [(6)  A new IBC, Section 1608.1.2, is added as follows: "1608.1.2 Thermal factor. The
1259value for the thermal factor, Ct, used in calculation of pf shall be determined from Table 7.3-2
1260in ASCE 7. Exception: Except for unheated structures, the value of Ct need not exceed 1.0
1261when ground snow load, pg, is calculated using Section 1608.2.1."]
1262 [(7)] (6)  A new [IBC, Section 1608.1.3] IBC, Section 1608.1.2 is added as follows:
1263["1608.1.3] "1608.1.2 Drifts on adjacent structures. Section 7.7.2 of ASCE 7 referenced in
1264IBC, Section 1608.1, is deleted and replaced with the following: 7.7.2 Adjacent structures. At
1265lower adjacent structures, the requirements of Section 7.7.1 shall be used to calculate windward
1266and leeward drifts. The resulting drift is permitted to be truncated."
1267 [(8)] (7)  A new IBC, Section 1608.2.1 is added as follows: "1608.2.1 Utah ground
1268snow loads. Section 7.2 of ASCE 7 referenced in IBC, Section 1608.1 is modified as follows:
1269 (a)  In paragraph 1, 7.2-8 is deleted and replaced with 7.2-9.
1270 (b)  On Figure 7.2-1, remove CS and other ground snow load values in the state of H.B. 532
Enrolled Copy
- 48 -
1271Utah. Add red shaded region for the state of Utah with the following note: See note for Utah.
1272 (c)  The following is added to the Note on Figure 7.2.1: See Table 7.2-9 for Utah.
1273 (d)  Add Table [7-2.9] 7.2-9 as follows:
1274 	TABLE 7.2-9
1275 GROUND SNOW LOADS FOR SELECTED LOCATIONS IN UTAH
1276 City/Town County Ground Snow Load (lb/ft2)Elevation (ft)
1277 Beaver Beaver 35	5886
1278 Brigham City Box Elder 42	4423
1279 Castle Dale Emery 32	5669
1280 Coalville Summit 57	5581
1281 Duchesne Duchesne 39	5508
1282 Farmington Davis 35	4318
1283 Fillmore Millard 30	5138
1284 Heber City Wasatch 60	5604
1285 Junction Piute 27	6030
1286 Kanab Kane 25	4964
1287 Loa	Wayne 37	7060
1288 Logan Cache 43	4531
1289 Manila Daggett 26	6368
1290 Manti Sanpete 37	5620
1291 Moab	Grand 21	4029
1292 Monticello San Juan 67	7064
1293 Morgan Morgan 52	5062
1294 Nephi Juab 39	5131
1295 Ogden Weber 37	4334 Enrolled Copy	H.B. 532
- 49 -
1296 Panguitch Garfield 41	6630
1297 Parowan Iron 32	6007
1298 Price Carbon 31	5558
1299 Provo Utah 31	4541
1300 Randolph Rich 50	6286
1301 Richfield Sevier 27	5338
1302 St. George Washington 21	2585
1303 Salt Lake City Salt Lake 28	4239
1304 Tooele Tooele 35	5029
1305 Vernal Uintah 39	5384
1306 
Note: To convert lb/ft2 to kN/m2, multiply by 0.0479. To convert feet to meters, multiply
by 0.3048.
1. Statutory requirements of the Authority Having Jurisdiction are not included in this state
ground snow load table.
2. For locations where there is substantial change in altitude over the city/town, the load
applies at and below the cited elevation, with a tolerance of 100 ft (30 m).
3. For other locations in Utah, see Bean, B., Maguire, M., Sun, Y. (2018), "The Utah Snow
Load Study," Utah State University Civil and Environmental Engineering Faculty
Publications, Paper 3589, http://utahsnowload.usu.edu/, for ground snow load values."
1307 [(9)] (8)  A new IBC, Section 1613.1.1, is added as follows: "1613.1.1 Effective
1308Seismic Weight. In ASCE 12.7.2 and 12.14.8.1 as referenced in Section 1613.1, Definition of
1309W, Item 4 is deleted and replaced with the following:
1310 4.  Where flat roof snow load, Pf, exceeds 30 psf (1.44kN/m2), the snow load included
1311in the effective seismic weight shall be calculated, in accordance with the following equation:
1312Ws = (0.20 + 0.025(A-5))Pf >= 0.20 Pf.
1313 WHERE: H.B. 532
Enrolled Copy
- 50 -
1314 Ws = Weight of snow to be included as effective seismic weight
1315 A = Elevation above sea level at the location of the structure (ft./1,000)
1316 Pf = Design flat roof snow load, psf.
1317 For the purposes of this section, snow load shall be assumed uniform on the [roof
1318footprint] horizontal projection without including the effects of drift or sliding.  The
1319Importance Factor, Is, used in calculating Pf may be considered 1.0 for use in the formula for
1320Ws."
1321 Section 11.  Section 15A-3-108 is amended to read:
1322 15A-3-108.  Amendments to Chapters 17 through 19 of IBC.
1323 (1)  A new IBC, Section 1807.1.6.4, is added as follows: "1807.1.6.4 Empirical
1324concrete foundation design.  Group R, Division 3 Occupancies three stories or less in height,
1325and Group U Occupancies, which are constructed in accordance with Section 2308, or with
1326other methods employing repetitive wood-frame construction or repetitive cold-formed steel
1327structural member construction, shall be permitted to have concrete foundations constructed in
1328accordance with Table 1807.1.6.4."
1329 (2)  A new IBC, Table 1807.1.6.4 is added as follows:
1330 	"TABLE 1807.1.6.4
1331 	EMPIRICAL FOUNDATION WALLS (1,7,8)
1332 
Max. Height Top Edge
Support
Min.
Thickness
Vertical
Steel (2)
Horizontal
Steel (3)
Steel at
Openings (4)
Max. Lintel
Length
Min. Lintel
Length
1333 
2'(610 mm) None 6" (5) 2- #4 Bars 2- #4 Bars above
1- #4 Bar each side
1- #4 Bar below
2'(610 mm) 2" for each foot
of opening
width;
min. 6"
1334 
3'(914 mm) None 6" #4@32" 3- #4 Bars 2- #4 Bars above
1- #4 Bar each side
1- #4 Bar below
2'(610 mm) 2" for each foot
of opening
width;
min. 6" Enrolled Copy	H.B. 532
- 51 -
1335 
4'(1,219 mm) None 6" #4@32" 4- #4 Bars 2- #4 Bars above
1- #4 Bar each side
1- #4 Bar below
3'(914 mm) 2" for each foot
of opening
width;
min. 6"
1336 
6'(1,829 mm) Floor or roof
Diaphragm
(6)
8" #4@24" 5- #4 Bars 2- #4 Bars above
1- #4 Bar each side
1- #4 Bar below
6'(1,829 mm) 2" for each foot
of opening
width;
min. 6"
1337 
8'(2,438 mm) Floor or roof
Diaphragm
(6)
8" #4@24" 6- #4 Bars 2- #4 Bars above
1- #4 Bar each side
1- #4 Bar below
6'(1,829 mm) 2" for each foot
of opening
width;
min. 6"
1338 
9'(2,743 mm) Floor or roof
Diaphragm
(6)
8" #4@16" 7- #4 Bars 2- #4 Bars above
1- #4 Bar each side
1- #4 Bar below
6'(1,829 mm) 2" for each foot
of opening
width;
min. 6"
1339 Over 9'(2,743 mm), Engineering required for each column
1340 Footnotes:
1341 (1)  Based on 3,000 psi (20.6 Mpa) concrete and 60,000 psi (414 Mpa) reinforcing steel.
1342 
(2)  To be placed in the center of the wall, and extended from the footing to within three
inches (76 mm) of the top of the wall; dowels of #4 bars to match vertical steel placement
shall be provided in the footing, extending 24 inches (610 mm) into the foundation wall.
1343 
(3)  One bar shall be located in the top four inches (102 mm), one bar in the bottom four
inches (102 mm) and the other bars equally spaced between.  Such bar placement satisfies the
requirements of Section [1805.9] 1808.8.6.  Corner reinforcing shall be provided so as to lap
24 inches (610 mm).
1344 
(4)  Bars shall be placed within two inches (51 mm) of the openings and extend 24 inches
(610 mm) beyond the edge of the opening; vertical bars may terminate three inches (76 mm)
from the top of the concrete.
1345 
(5)  Dowels of #4 bar at 32 inches on center shall be provided in the footing, extending 18
inches (457 mm) into the foundation wall. H.B. 532
Enrolled Copy
- 52 -
1346 (6)  Diaphragm shall conform to the requirements of Section 2308.
1347 (7)  Footing shall be a minimum of nine inches thick by 20 inches wide.
1348 
(8)  Soil backfill shall be soil classification types GW, GP, SW, or SP, per Table 1610.1.  Soil
shall not be submerged or saturated in groundwater."
1349 (3)  A new IBC, Section 1905.1.9, is added as follows: "1905.1.9 ACI 318, [Table
13504.2.1] Section 19.3.1.1." Modify ACI 318, Table 19.3.1.1 to read as follows: In the portion of
1351the table designated as ["Conditions] "Conditions", the following Exposure category and class
1352is deleted and replaced with the following:
1353 "F0: Concrete elements not exposed to freezing and thawing cycles [to include]
1354including footing [and foundation] elements, such as footings, tie beams, piles, and pile caps,
1355etc., that are completely buried in soil."
1356 Section 12.  Section 15A-3-112 is amended to read:
1357 15A-3-112.  Amendments to Chapters 29 through 31 of IBC.
1358 (1)  In IBC [P] Table 2902.1 the following changes are made:
1359 (a)  In the row for "E" occupancy in the field for "OTHER" a new footnote i is added.
1360 (b)  In the row for "I-4" occupancy in the field for "OTHER" a new footnote i is added.
1361 (c)  A new footnote [h] g is added as follows: "FOOTNOTE: g.  When provided,
1362subject to footnote i,  in public toilet facilities there shall be an equal number of diaper
1363changing facilities in male toilet rooms and female toilet rooms."
1364 (d)  A new footnote h is added to the table as follows: "FOOTNOTE h: Non-residential
1365child care facilities shall comply with additional sink requirements of Utah Administrative
1366Code, R381-60-9, Hourly Child Care Centers, R381-70-9, Out of School Time Child Care
1367Programs, and R381-100-9, Child Care Centers."
1368 (e)  A new footnote i is added to the table as follows: "FOOTNOTE i: A building
1369owned by a state government entity or by a political subdivision of the state that allows access
1370to the public shall provide diaper changing facilities in accordance with footnote [h] g if:
1371 1.  the building is newly constructed; or Enrolled Copy	H.B. 532
- 53 -
1372 2.  a bathroom in the building is renovated."
1373 (f)  Footnote f is deleted and replaced with the following: "FOOTNOTE f: The required
1374number and type of plumbing fixtures for outdoor public swimming pools shall be in
1375accordance with Utah Administrative Code, R392-302, Design, Construction and Operation of
1376Public Pools."
1377 (2)  In IBC, Section [P] 2902.1.1, Exception 2 is deleted and replaced with the
1378following:
1379 "2. Where multiple-user facilities are designed to serve all genders the following shall
1380apply:
1381 2.1 The maximum fixture count to serve all genders shall be calculated at 50 percent of
1382the total occupant load. The maximum fixture count for the multiple-user all gender facility
1383shall be calculated at 50 percent female and 50 percent male.
1384 2.2 The remaining 50 percent of the required restroom fixtures shall be provided as
1385required by Table 2902.1 in separate toilet facilities."
1386 (3)  In IBC, Section [P] 2902.2, Exception 6 is deleted and replaced with the following:
1387 "6. Separate facilities shall not be required as prescribed in Section 2902.1.1 Exception
13882. Rooms having both water closets and lavatory fixtures designed for use by all genders and
1389privacy for water closets shall be installed in accordance with Section 405.3.4 of the
1390International Plumbing Code and Section 2903.1.4 of this code. Urinals in multiple-user all
1391gender toilet facilities shall be located in an area visually separated from the remainder of the
1392facility or each urinal that is provided shall be located in a stall and installed in accordance with
1393Section 405.3.5 of the International Plumbing Code and Section 2903.1.5 of this code."
1394 [(2)] (4)  A new IBC, Section [P]2902[.7].8, is added as follows:
1395 "[P]2902[.7].8 Toilet Facilities for Workers.
1396 Toilet facilities shall be provided for construction workers and such facilities shall be
1397maintained in a sanitary condition.  Construction worker toilet facilities of the nonsewer type
1398shall conform to ANSI Z4.3-2016." H.B. 532
Enrolled Copy
- 54 -
1399 (5)  In IBC, Section [P] 2903.1.4, the following sentence is added after the first
1400sentence: "For restroom facilities designed to serve all genders, the partitions of the stalls shall
1401extend from the floor to the ceiling."
1402 (6)  In IBC, Section [P] 2903.1.5, the following sentence is added at the end of the
1403paragraph: "For facilities designed for use by all genders in the same room, urinals shall be
1404located in a separate room or in stalls with partitions that extend from the floor to the ceiling."
1405 [(3)] (7)  IBC, Section 3001.2, is deleted.
1406 [(4)] (8)  In [IBC, Section 3006.5] IBC, Section 3005.5, a new exception is added as
1407follows: "Exception: Hydraulic elevators and roped hydraulic elevators with a rise of 50 feet or
1408less."
1409 [(5)] (9)  In IBC, Section 3109.1, the words "the International Swimming Pool and Spa
1410Code" at the end of the section are deleted and replaced with the words "Utah Administrative
1411Code, R392-302, Design, Construction and Operation of Public Pools."
1412 Section 13.  Section 15A-3-202 is amended to read:
1413 15A-3-202.  Amendments to Chapters 1 through 5 of IRC.
1414 (1)  In IRC, Section R101.2, Exception, the words "where provided with an automatic
1415sprinkler system complying with Section P2904" are deleted.
1416 (2)  In IRC, Section R102, a new Section R102.7.2 is added as follows: "R102.7.2
1417Physical change for bedroom window egress.  A structure whose egress window in an existing
1418bedroom is smaller than required by this code, and that complied with the construction code in
1419effect at the time that the bedroom was finished, is not required to undergo a physical change to
1420conform to this code if the change would compromise the structural integrity of the structure or
1421could not be completed in accordance with other applicable requirements of this code,
1422including setback and window well requirements."
1423 (3)  IRC, Section R105.2, number 10, is deleted and replaced with the following: "10. 
1424Decks that are not more than 30 inches (762 mm) above grade at any point and not requiring
1425guardrails, that do not serve the exit door required by Section R311.4." Enrolled Copy	H.B. 532
- 55 -
1426 [(2)] (4)  In IRC, Section R108.3, the following sentence is added at the end of the
1427section: "The building official shall not request proprietary information."
1428 [(3)  In IRC, Section 109: (a)  A new]
1429 (5)  IRC, Section 109.1.5, is [added as follows] deleted and replaced with the following:
1430"R109.1.5 Weather-resistant exterior wall envelope inspections.  An inspection shall be made
1431of the weather-resistant exterior wall envelope as required by Section R703.1 and flashings as
1432required by Section [R703.8] R703.4 to prevent water from entering the weather-resistive
1433barrier."
1434 [(b)  The remaining sections are renumbered as follows: R109.1.6 Other inspections;
1435R109.1.6.1 Fire- and smoke-resistance-rated construction inspection; R109.1.6.2 Reinforced
1436masonry, insulating concrete form (ICF) and conventionally formed concrete wall inspection;
1437and R109.1.7 Final inspection.]
1438 [(4)  IRC, Section R114.1, is deleted and replaced with the following: "R114.1 Notice
1439to owner.  Upon notice from the building official that work on any building or structure is
1440being prosecuted contrary to the provisions of this code or other pertinent laws or ordinances or
1441in an unsafe and dangerous manner, such work shall be immediately stopped.  The stop work
1442order shall be in writing and shall be given to the owner of the property involved, or to the
1443owner's agent or to the person doing the work; and shall state the conditions under which work
1444will be permitted to resume."]
1445 [(5)] (6)  In IRC, Section R202, the following definition is added: "ACCESSORY
1446DWELLING UNIT: A habitable living unit created within the existing footprint of a primary
1447owner-occupied single-family dwelling."
1448 (7)  In IRC, Section R202, the definition for "Approved" is modified by adding the
1449words "or independent third-party licensed engineer or architect and submitted to the building
1450official" after the word "official."
1451 (8)  In IRC, Section R202, the definition for "Approved Agency" is modified by
1452replacing the word "and" with "or." H.B. 532
Enrolled Copy
- 56 -
1453 (9)  In IRC, Section 202, the definition for "Approved Source" is modified by adding
1454the words "or licensed engineer or architect" after the word "official."
1455 [(6)] (10)  In IRC, Section R202, the following definition is added: "CERTIFIED
1456BACKFLOW PREVENTER ASSEMBLY TESTER: A person who has shown competence to
1457test Backflow prevention assemblies to the satisfaction of the authority having jurisdiction
1458under Utah Code, Subsection 19-4-104(4)."
1459 [(7)] (11)  In IRC, Section R202, the definition of "Cross Connection" is deleted and
1460replaced with the following: "CROSS CONNECTION.  Any physical connection or potential
1461connection or arrangement between two otherwise separate piping systems, one of which
1462contains potable water and the other either water of unknown or questionable safety or steam,
1463gas, or chemical, whereby there exists the possibility for flow from one system to the other,
1464with the direction of flow depending on the pressure differential between the two systems (see
1465"Backflow, Water Distribution")."
1466 (12)  In IRC, Section 202, the following definition is added: "DUAL SOURCE
1467CONNECTION. A pipe that is installed so that either the nonpotable (i.e. secondary) irrigation
1468water or the potable water is connected to a pressurized irrigation system at one time, but not
1469both at the same time; or a pipe that is installed so that either the potable water or private well
1470water is connected to a residence at one time, but not both at the same time. The potable water
1471supply line shall be protected by a reduced pressure backflow preventer."
1472 [(8)] (13)  In IRC, Section 202, the following definition is added: "ENERGY
1473STORAGE SYSTEM (ESS). One or more devices, assembled together, that are capable of
1474storing energy for supplying electrical energy at a future time."
1475 [(9)] (14)  In IRC, Section 202, in the definition for gray water a comma is inserted
1476after the word "washers"; the word "and" is deleted; and the following is added to the end: "and
1477clear water wastes which have a pH of 6.0 to 9.0; are non-flammable; non-combustible;
1478without objectionable odors; non-highly pigmented; and will not interfere with the operation of
1479the sewer treatment facility." Enrolled Copy	H.B. 532
- 57 -
1480 [(10)] (15)  In IRC, Section R202, the definition of "Potable Water" is deleted and
1481replaced with the following: "POTABLE WATER.  Water free from impurities present in
1482amounts sufficient to cause disease or harmful physiological effects and conforming to the
1483Utah Code, Title 19, Chapter 4, Safe Drinking Water Act, and Title 19, Chapter 5, Water
1484Quality Act, and the regulations of the public health authority having jurisdiction."
1485 [(11)] (16)  IRC, Figure R301.2[(5),] (3), is deleted and replaced with R301.2[(5)] (3)
1486as follows:
1487 	"TABLE R301.2[(5)] (3)
1488 GROUND SNOW LOADS FOR SELECTED LOCATIONS IN UTAH
1489 City/Town County Ground Snow Load (lb/ft2)Elevation (ft)
1490 Beaver Beaver 35	5886
1491 Brigham City Box Elder 42	4423
1492 Castle Dale Emery 32	5669
1493 Coalville Summit 57	5581
1494 Duchesne Duchesne 39	5508
1495 Farmington Davis 35	4318
1496 Fillmore Millard 30	5138
1497 Heber City Wasatch 60	5604
1498 Junction Piute 27	6030
1499 Kanab Kane 25	4964
1500 Loa	Wayne 37	7060
1501 Logan Cache 43	4531
1502 Manila Daggett 26	6368
1503 Manti Sanpete 37	5620
1504 Moab	Grand 21	4029 H.B. 532
Enrolled Copy
- 58 -
1505 Monticello San Juan 67	7064
1506 Morgan Morgan 52	5062
1507 Nephi Juab 39	5131
1508 Ogden Weber 37	4334
1509 Panguitch Garfield 41	6630
1510 Parowan Iron 32	6007
1511 Price Carbon 31	5558
1512 Provo Utah 31	4541
1513 Randolph Rich 50	6286
1514 Richfield Sevier 27	5338
1515 St. George Washington 21	2585
1516 Salt Lake City Salt Lake 28	4239
1517 Tooele Tooele 35	5029
1518 Vernal Uintah 39	5384
1519 
Note: To convert lb/ft2 to kN/m2, multiply by 0.0479. To convert feet to meters, multiply
by 0.3048.
1. Statutory requirements of the Authority Having Jurisdiction are not included in this state
ground snow load table.
2. For locations where there is substantial change in altitude over the city/town, the load
applies at and below the cited elevation, with a tolerance of 100 ft (30 m).
3. For other locations in Utah, see Bean, B., Maguire, M., Sun, Y. (2018), "The Utah Snow
Load Study," Utah State University Civil and Environmental Engineering Faculty
Publications, Paper 3589, http://utahsnowload.usu.edu/, for ground snow load values."
1520 [(12)] (17)  IRC, Section R301.6, is deleted and replaced with the following: "R301.6
1521Utah Snow Loads.  The snow loads specified in Table R301.2(5b) shall be used for the
1522jurisdictions identified in that table.  Otherwise, for other locations in Utah, see Bean, B., Enrolled Copy	H.B. 532
- 59 -
1523Maguire, M., Sun, Y. (2018), "The Utah Snow Load Study," Utah State University Civil and
1524Environmental Engineering Faculty Publications, Paper 3589, http://utahsnowload.usu.edu/, for
1525ground snow load values."
1526 [(13)] (18)  In IRC, Section R302.2, the following sentence is added [after the second
1527sentence] at the end of the paragraph: "When an access/maintenance agreement or easement is
1528in place, plumbing, mechanical ducting, schedule 40 steel gas pipe, and electric service
1529conductors including feeders, are permitted to penetrate the common wall at grade, above
1530grade, or below grade."
1531 [(14)] (19)  In IRC, Section R302.3, a new exception 3 is added as follows: "3.
1532Accessory dwelling units separated by walls or floor assemblies protected by not less than
15331/2-inch (12.7 mm) gypsum board or equivalent on each side of the wall or bottom of the floor
1534assembly are exempt from the requirements of this section."
1535 [(15)] (20)  In IRC, Section R302.5.1, the [words "self-closing device" are deleted and
1536replaced with "self-latching hardware."] last sentence is deleted.
1537 [(16)] (21)  IRC, Section R302.13, is deleted.
1538 [(17)] (22)  In IRC, Section R303.4, the [number "5" is changed to "3" in the first
1539sentence] following exception is added: "Exception: Dwelling units tested in accordance with
1540Section N1102.4.1.2 (R402.4.1.2) which has an air tightness of 3.0 ACH (50) or greater do not
1541require mechanical ventilation."
1542 [(18)] (23)  In IRC, Section [R310.6] R310.7, in the exception, the words "or accessory
1543dwelling units" are added after the words "sleeping rooms".
1544 [(19)] (24)  IRC, Sections [R311.7.4] R311.7.45 through R311.7.5.3, are deleted and
1545replaced with the following: ["R311.7.4] "R311.7.45.1 Stair treads and risers. R311.7.5.1 Riser
1546height.  The maximum riser height shall be 8 inches (203 mm).  The riser shall be measured
1547vertically between leading edges of the adjacent treads.  The greatest riser height within any
1548flight of stairs shall not exceed the smallest by more than 3/8 inch (9.5 mm).
1549 R311.7.5.2 Tread depth.  The minimum tread depth shall be 9 inches (228 mm).  The H.B. 532
Enrolled Copy
- 60 -
1550tread depth shall be measured horizontally between the vertical planes of the foremost
1551projection of adjacent treads and at a right angle to the tread's leading edge.  The greatest tread
1552depth within any flight of stairs shall not exceed the smallest by more than 3/8 inch (9.5 mm). 
1553Winder treads shall have a minimum tread depth of 10 inches (254 mm) measured as above at
1554a point 12 inches (305 mm) from the side where the treads are narrower.  Winder treads shall
1555have a minimum tread depth of 6 inches (152 mm) at any point.  Within any flight of stairs, the
1556greatest winder tread depth at the 12-inch (305 mm) walk line shall not exceed the smallest by
1557more than 3/8 inch (9.5 mm).
1558 R311.7.5.3 [Profile] Nosing.  The radius of curvature at the leading edge of the tread
1559shall be no greater than 9/16 inch (14.3 mm).  A nosing not less than 3/4 inch (19 mm) but not
1560more than 1 1/4 inches (32 mm) shall be provided on stairways with solid risers.  The greatest
1561nosing projection shall not exceed the smallest nosing projection by more than 3/8 inch (9.5
1562mm) between two stories, including the nosing at the level of floors and landings.  Beveling of
1563nosing shall not exceed 1/2 inch (12.7 mm).  Risers shall be vertical or sloped from the
1564underside of the leading edge of the tread above at an angle not more than 30 degrees (0.51 rad)
1565from the vertical.  Open risers are permitted, provided that the opening between treads does not
1566permit the passage of a 4-inch diameter (102 mm) sphere.
1567 Exceptions.
1568 1.  A nosing is not required where the tread depth is a minimum of 10 inches (254 mm).
1569 2.  The opening between adjacent treads is not limited on stairs with a total rise of 30
1570inches (762 mm) or less."
1571 [(20)] (25)  IRC, Section R312.2, is deleted.
1572 [(21)] (26)  IRC, Sections R313.1 through R313.2.1, are deleted and replaced with the
1573following: "R313.1 Design and installation.  When installed, automatic residential fire
1574sprinkler systems for townhouses or one- and two-family dwellings shall be designed and
1575installed in accordance with Section P2904 or NFPA 13D."
1576 [(22)] (27)  In IRC, Section R314.2.2, the words "or accessory dwelling units" are Enrolled Copy	H.B. 532
- 61 -
1577added after the words "sleeping rooms".
1578 [(23)] (28)  In IRC, Section R315.2.2, the words "or accessory dwelling units" are
1579added after the words "sleeping rooms".
1580 [(24)] (29)  In IRC, Section 315.3, the following words are added to the first sentence
1581after the word "installed": "on each level of the dwelling unit and."
1582 [(25)  In IRC, Section R315.5, a new exception, 3, is added as follows:]
1583 ["3.  Hard wiring of carbon monoxide alarms in existing areas shall not be required
1584where the alterations or repairs do not result in the removal of interior wall or ceiling finishes
1585exposing the structure, unless there is an attic, crawl space or basement available which could
1586provide access for hard wiring, without the removal of interior finishes."]
1587 [(26)  A new IRC, Section R315.7, is added as follows: " R315.7 Interconnection. 
1588Where more than one carbon monoxide alarm is required to be installed within an individual
1589dwelling unit in accordance with Section R315.1, the alarm devices shall be interconnected in
1590such a manner that the actuation of one alarm will activate all of the alarms in the individual
1591unit.  Physical interconnection of smoke alarms shall not be required where listed wireless
1592alarms are installed and all alarms sound upon activation of one alarm.]
1593 [Exception: Interconnection of carbon monoxide alarms in existing areas shall not be
1594required where alterations or repairs do not result in removal of interior wall or ceiling finishes
1595exposing the structure, unless there is an attic, crawl space or basement available which could
1596provide access for interconnection without the removal of interior finishes."]
1597 [(27)  In IRC, Section R317.1.5, the period is deleted and the following language is
1598added to the end of the paragraph: "or treated with a moisture resistant coating."]
1599 [(28)  In IRC, Section 326.1, the words "residential provisions of the" are added after
1600the words "pools and spas shall comply with".]
1601 [(29)] (30)  A new IRC, Section [327] R328.12, [Stationary Storage Battery Systems,]
1602is added as follows:
1603 ["327.1 General. Energy storage systems (ESS) shall comply with the provisions of this H.B. 532
Enrolled Copy
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1604section.]
1605 [Exceptions:]
1606 [1. ESS listed and labeled in accordance with UL 9540 and marked "For use in
1607residential dwelling units", where installed in accordance with the manufacturer's instruction
1608and NFPA 70.]
1609 [2. ESS less than 1kWh (3.6 megajoules).]
1610 [327.2 Equipment listings. ESS shall be listed and labeled in accordance with UL
16119540.]
1612 [Exception: Where approved, repurposed unlisted battery systems from electric vehicle
1613are allowed to be installed outdoors or in detached sheds located not less than 5 feet (1524 mm)
1614from exterior walls, property lines and public ways.]
1615 [327.3 Installation. ESS shall be installed in accordance with the manufacturer's
1616instructions and their listing.]
1617 [327.3.1 Spacing. Individual units shall be separate from each other by not less than
1618three feet (914 mm) except where smaller separation distances are documented to be adequate
1619based on large-scale fire testing complying with Section 1206.2.3 of the adopted International
1620Fire Code.]
1621 [327.4 Locations. ESS shall be installed only in the following locations:]
1622 [1. Detached garages and detached accessory structures.]
1623 [2. Attached garages separated from the dwelling unit living space in accordance with
1624Section R302.6.]
1625 [3. Outdoors or on the exterior side of exterior walls located not less than 3 feet (914
1626mm) from doors and windows directly entering the dwelling unit.]
1627 [4. Enclosed utility closets, basements, storage or utility spaces within dwelling units
1628with finished or noncombustible walls and ceilings. Walls and ceilings of unfinished
1629wood-framed construction shall be provided with not less than 5/8-inch (15.9 mm) Type X
1630gypsum wallboard.] Enrolled Copy	H.B. 532
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1631 [ESS shall not be installed in sleeping rooms, or closets or spaces opening directly into
1632sleeping rooms.]
1633 [327.5 Energy ratings. Individual ESS units shall have a maximum rating of 20 kWh.
1634The aggregate rating of the ESS shall not exceed:]
1635 [1. 40 kWh within utility closets, basements, and storage or utility spaces.]
1636 [2. 80 kWh in attached or detached garages and detached accessory structures.]
1637 [3. 80 kWh on exterior walls.]
1638 [4. 80 kWh outdoors on the ground.]
1639 [ESS installations exceeding the permitted individual or aggregate ratings shall be
1640installed in accordance with Sections 1206.2.1 through 1206.2.12 of the adopted International
1641Fire Code.]
1642 [327.6 Electrical installation. ESS shall be installed in accordance with NFPA 70.
1643Inverters shall be listed and labeled in accordance with UL 1741 or provided as part of the UL
16449540 listing. Systems connected to the utility grid shall use inverters listed for utility
1645interaction.]
1646 [327.7 Fire detection. Rooms and areas within dwelling units, basements, and attached
1647garages in which ESS are installed shall be protected by smoke alarms in accordance with
1648Section R314. A heat detector, listed and interconnected to the smoke alarms, shall be installed
1649in locations within dwelling units and attached garages where smoke alarms cannot be installed
1650based on their listing.]
1651 [327.8 Protection from impact. ESS installed in a location subject to vehicle damage
1652shall be protected by approved barriers.]
1653 [327.9 Ventilation. Indoor installations of ESS that include batteries that produce
1654hydrogen or other flammable gasses during charging shall be provided with mechanical
1655ventilation in accordance with Section M1307.4.]
1656 [327.10 Electric vehicle use. The temporary use of an owner or occupant's
1657electric-powered vehicle to power a dwelling unit while parked in an attached or detached H.B. 532
Enrolled Copy
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1658garage or outdoors shall comply with the vehicle manufacturer's instructions and NFPA 70.]
1659 [327.11] "R328.12 Signage. A sign located on the exterior of the dwelling shall be
1660installed at a location approved by the authority having jurisdiction which identifies the battery
1661chemistry included in the ESS. This sign shall be of sufficient durability to withstand the
1662environment involved and shall not be handwritten."
1663 (31)  In IRC, Section 403.1.3.5.3, an exception is added as follows: "Exception:
1664Vertical steel in footings shall be permitted to be located while concrete is still plastic and
1665before it has set. Where vertical steel resists placement or the consolidation of concrete around
1666steel is impeded, the concrete shall be vibrated to ensure full contact between the vertical steel
1667and concrete."
1668 [(30)] (32)  In IRC, Section R403.1.6, a new Exception 3 is added as follows: "3. 
1669When anchor bolt spacing does not exceed 32 inches (813 mm) apart, anchor bolts may be
1670placed with a minimum of two bolts per plate section located not less than 4 inches (102 mm)
1671from each end of each plate section at interior bearing walls, interior braced wall lines, and at
1672all exterior walls."
1673 [(31)] (33)  In IRC, Section R403.1.6.1, a new exception is added at the end of Item 2
1674and Item 3 as follows: "Exception: When anchor bolt spacing does not exceed 32 inches (816
1675mm) apart, anchor bolts may be placed with a minimum of two bolts per plate section located
1676not less than 4 inches (102 mm) from each end of each plate section at interior bearing walls,
1677interior braced wall lines, and at all exterior walls."
1678 [(32)] (34)  In IRC, Section R404.1, a new exception is added as follows: "Exception:
1679As an alternative to complying with Sections R404.1 through R404.1.5.3, concrete and
1680masonry foundation walls may be designed in accordance with IBC Sections 1807.1.5 and
16811807.1.6 as amended in Section 1807.1.6.4 and Table 1807.1.6.4 under these rules."
1682 [(33)] (35)  In IRC, Section R405.1, a [new] second exception is added as follows:
1683"Exception: When a geotechnical report has been provided for the property, a drainage system
1684is not required unless the drainage system is required as a condition of the geotechnical report. Enrolled Copy	H.B. 532
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1685The [geological] geotechnical report shall make a recommendation regarding a drainage
1686system."
1687 (36)  In IRC, Section R506.2.3, the words "10-mil (0.010 inch; 0.25 mm)" are deleted
1688and replaced with "6-mil (0.006 inch; 0.152 mm)" and the words "conforming to ASTM E1745
1689Class A requirements" are deleted.
1690 Section 14.  Section 15A-3-203 is amended to read:
1691 15A-3-203.  Amendments to Chapters 6 through 15 of IRC.
1692 (1)  IRC, Section 609.4.1, is deleted.
1693 (2)  In IRC, Section N1101.5 (R103.2), all words after the words "herein governed." are
1694deleted and replaced with the following: "Construction documents include all documentation
1695required to be submitted in order to issue a building permit."
1696 [(2)] (3)  In IRC, Section N1101.12 (R303.3), all wording after the first sentence is
1697deleted.
1698 [(3)] (4)  In IRC, Section N1101.13 (R401.2), add Exception as follows:
1699 "2. Exception: A project complies if the project demonstrates compliance, using the
1700software RESCheck 2012 Utah Energy Conservation Code, of:
1701 (a)  on or after January 1, 2017, and before January 1, 2019, "3 percent better than
1702code";
1703 (b)  on or after January 1, 2019, and before January 1, 2021, "4 percent better than
1704code"; and
1705 (c)  after January 1, 2021, "5 percent better than code.""
1706 [(4)] (5)  In IRC, Table N1102.2 (R402.1.2), in the column titled MASS WALL
1707R-VALUE, a new footnote j is added as follows:
1708 "j.  Log walls complying with ICC400 and with a minimum average wall thickness of 5
1709inches or greater shall be permitted in Zones 5 through 8 when overall window glazing has a
1710.31 U-factor or lower, minimum heating equipment efficiency is 90 AFUE (gas) or 84 AFUE
1711(oil), and all other component requirements are met." H.B. 532
Enrolled Copy
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1712 [(5)] (6)  In IRC, Sections N1102.2.1 (R402.2.1), a new Section N1102.2.1.1 is added
1713as follows:
1714 "N1102.2.1.1. Unvented attic and unvented enclosed rafter assemblies. Unvented attic
1715and unvented enclosed rafter assemblies conforming to Section R806.5 shall be provided with
1716an R-value of R-22 (maximum U-Factor of 0.045) in Climate Zone 3-B or an R-value of R-26
1717(maximum U-factor of 0.038) in Climate Zones 5-B and 6-B provided all the following
1718conditions are met:
1719 1. The unvented attic assembly complies with the requirements of the International
1720Residential Code, R806.5.
1721 2. The house shall attain a blower door test result < 2.5ACH 50.
1722 3. The house shall require a whole house mechanical ventilation system that does not
1723rely solely on a negative pressure strategy (must be positive, balanced or hybrid).
1724 4. Where insulation is installed below the roof deck and the exposed portion of roof
1725rafters are not already covered by the R-20 depth of the air-impermeable insulation, the
1726exposed portion of the roof rafters shall be wrapped (covered) by minimum R-3 unless directly
1727covered by drywall/finished ceiling. Roof rafters are not required to be covered by minimum
1728R-3 if a continuous insulation is installed above the roof deck.
1729 5. Indoor heating, cooling and ventilation equipment (including ductwork) shall be
1730inside the building thermal envelope."
1731 (7)  In IRC, Section N1102.4.1 (R402.4.1), in the first sentence, the word "and" is
1732deleted and replaced with the word "or."
1733 [(6)] (8)  In IRC, Section N1102.4.1.1 (R402.4.1.1), the last sentence is deleted and
1734replaced with the following: "Where allowed by the code official, the builder may certify
1735compliance to components criteria for items which may not be inspected during regularly
1736scheduled inspections."
1737 [(7)] (9)  In IRC, Section N1102.4.1.2 (R402.4.1.2), the following changes are made:
1738 (a)  In the first sentence: Enrolled Copy	H.B. 532
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1739 (i)  "The building or dwelling unit" is deleted and replaced with "A single-family
1740dwelling";
1741 (ii)  after January 1, 2019, replace the word "five" with "3.5"; and
1742 (iii)  the words "in Climate Zones 1 and 2, and three air changes per hour in Climate
1743Zones 3 through 8" are deleted.
1744 (b)  The following sentence is inserted after the first sentence: "A multi-family dwelling
1745and townhouse shall be tested and verified as having an air leakage rate of not exceeding five
1746air changes per hour."
1747 (c)  In the third sentence, the word "third" is deleted.
1748 (d)  The following sentence is inserted after the third sentence: "The following parties
1749shall be approved to conduct testing: Parties certified by BPI or RESNET, or licensed
1750contractors who have completed training provided by Blower Door Test equipment
1751manufacturers or other comparable training."
1752 [(8)] (10)  In IRC, Section N1103.3.3 (R403.3.3)[:], the exception for duct air leakage
1753testing is deleted and replaced with the following:
1754 [(a)  the exception for duct air leakage testing is deleted; and]
1755 [(b)  the exception for duct air leakage is replaced:]
1756 [(i)] (a)  on or after January 1, 2017, and before January 1, 2019, with the following:
1757"Exception: The duct air leakage test is not required for systems with all air handlers and at
1758least 65% of all ducts (measured by length) located entirely within the building thermal
1759envelope.";
1760 [(ii)] (b)  on or after January 1, 2019, and before January 1, 2021, with the following:
1761"Exception: The duct air leakage test is not required for systems with all air handlers and at
1762least 75% of all ducts (measured by length) located entirely within the building thermal
1763envelope."; and
1764 [(iii)] (c)  on or after January 1, 2021, with the following: "Exception: The duct air
1765leakage test is not required for systems with all air handlers and at least 80% of all ducts H.B. 532
Enrolled Copy
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1766(measured by length) located entirely within the building thermal envelope."
1767 [(9)] (11)  In IRC, Section N1103.3.3 (R403.3.3), the following is added after the
1768second exception: "The following parties shall be approved to conduct testing: Parties certified
1769by BPI or RESNET, or licensed contractors who have completed either training provided by
1770Duct Test equipment manufacturers or other comparable training."
1771 [(10)] (12)  In IRC, Section N1103.3.4 (R403.3.4):
1772 (a)  in Subsection 1, the number 4 is changed to 8, the number 113.3 is changed to 170,
1773the number 3 is changed to 6, the number 85 is changed to 114.6; and
1774 (b)  in Subsection 2:
1775 (i)  on or after January 1, 2017, and before January 1, 2019, the number 4 is changed to
17768 and the number 113.3 is changed to 226.5;
1777 (ii)  on or after January 1, 2019, and before January 1, 2021, the number 4 is changed to
17787 and the number 113.3 is changed to 198.2; and
1779 (iii)  on or after January 1, 2021, the number 4 is changed to 6 and the number 113.3 is
1780changed to 169.9.
1781 [(11)] (13)  In IRC, Section N1103.3.5 (R403.3.5), the words "or plenums" are deleted.
1782 [(12)] (14)  In IRC, Section N1103.5.3 (R403.5.3), Subsection 5 is deleted and
1783Subsections 6 and 7 are renumbered.
1784 [(13)] (15)  IRC, Section N1103.6.1 (R403.6.1), is deleted and replaced with the
1785following: "N1103.6.1 (R403.6.1) Whole-house mechanical ventilation system fan efficacy.
1786Fans used to provide whole-house mechanical ventilation shall meet the efficacy requirements
1787of Table N1103.6.1 (R403.6.1).
1788 Exception: Where an air handler that is integral to tested and listed HVAC equipment is
1789used to provide whole-house mechanical ventilation, the air handler shall be powered by an
1790electronically commutated motor."
1791 [(14)] (16)  In IRC, Section N1103.6.1 (R403.6.1), the table is deleted and replaced
1792with the following: Enrolled Copy	H.B. 532
- 69 -
1793 "TABLE N1103.6.1 (R403.6.1)
1794 MECHANICAL VENTILATION SYSTEM FAN EFFICACY
1795 
FAN LOCATION AIR FLOW RATE
MINIMUM (CFM)
MINIMUM
EFFICACY
(CFM/WATT)
AIR FLOW RATE
MAXIMUM (CFM)
1796 HRV or ERV Any 1.2 cfm/watt Any
1797 Range hoods Any 2.8 cfm/watt Any
1798 In-line fan Any 2.8 cfm/watt Any
1799 Bathroom, utility room 10 1.4 cfm/watt <90
1800 Bathroom, utility room 90 2.8 cfm/watt Any"
1801 [(15)] (17)  In IRC, Section N1106.4 (R406.4), the table is deleted and replaced with
1802the following:
1803 "TABLE N1106.4 (R406.4)
1804 MAXIMUM ENERGY RATING INDEX
1805 CLIMATE ZONE	ENERGY RATING INDEX
1806 	3	65
1807 	5	69
1808 	6	68"
1809 [(16)] (18)  In IRC, Section N1103.7 the word "approved" is deleted in the first
1810sentence and the following is added after the word methodologies ", complying with
1811N1103.7.1".
1812 [(17)] (19)  A new IRC, Section N1103.7.1 is added as follows: "N1103.7.1
1813Qualifications. An individual performing load calculations shall be qualified by completing
1814HVAC [load calculation] training from one of the following:
1815 1. HVAC load calculation education from ACCA;
1816 2. A recognized educational institution; H.B. 532
Enrolled Copy
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1817 3. HVAC equipment manufacturer's training; or
1818 4. Other recognized industry certification."
1819 [(18)] (20)  In IRC, Section M1307.2, the words "In Seismic Design Categories D0, D1,
1820and D2, and in townhouses in Seismic Design Category C", are deleted, and in Subparagraph 1,
1821the last sentence is deleted.
1822 [(19)] (21)  In IRC, Section M1401.3 the word "approved" is deleted in the first
1823sentence and the following is added after the word methodologies ", complying with
1824M1401.3.1".
1825 [(20)] (22)  A new IRC, Section M1401.3.1, is added as follows: "M1401.3.1
1826Qualifications. An individual performing load calculations shall be qualified by completing
1827HVAC [load calculation] training from one of the following:
1828 1. HVAC load calculation education from ACCA;
1829 2. A recognized educational institution;
1830 3. HVAC equipment manufacturer's training; or
1831 4. Other recognized industry certification."
1832 [(21)] (23)  In IRC, Section M1402.1, the following is added at the end of the second
1833sentence: "or UL/CSA 60335-2-40."
1834 [(22)] (24)  In IRC, Section M1403.1, the characters "/ANCE" are deleted.
1835 [(23)] (25)  IRC, Section [M1411.8] M1411.9, is deleted.
1836 [(24)] (26)  In IRC, Section M1412.1, the characters "/ANCE" are deleted.
1837 [(25)] (27)  In IRC, Section M1413.1, the characters "/ANCE" are deleted.
1838 Section 15.  Section 15A-3-204 is amended to read:
1839 15A-3-204.  Amendments to Chapters 16 through 25 of IRC.
1840 (1)  In IRC, Section M1602.2, a new exception is added at the end of Item [6] 8 as
1841follows: "Exception: The discharge of return air from an accessory dwelling unit into another
1842dwelling unit, or into an accessory dwelling unit from another dwelling unit, is not prohibited."
1843 (2)  A new IRC, Section G2401.2, is added as follows: "G2401.2 Meter Protection.  Enrolled Copy	H.B. 532
- 71 -
1844Fuel gas services shall be in an approved location and/or provided with structures designed to
1845protect the fuel gas meter and surrounding piping from physical damage, including falling,
1846moving, or migrating ice and snow.  If an added structure is used, it must provide access for
1847service and comply with the IBC or the IRC."
1848 (3)  IRC, Section P2503.2, is deleted and replaced with the following: "P2503.2
1849Testing. Reduced pressure principle, double check, pressure vacuum breaker, reduced pressure
1850detector fire protection, double check detector fire protections, and spill-resistant vacuum
1851breaker backflow preventer assemblies shall be tested at the time of installation, immediately
1852after repairs or relocation and at least annually. The Utah Cross-Connection Control
1853Commission has adopted the field test procedures published by the Manual of Cross
1854Connection Control, Tenth Edition. This manual is published by the University of Southern
1855California's Foundation for Cross-Connection Control and Hydraulic Research.  Test gauges
1856shall comply with ASSE 1064."
1857 (4) In IRC, Section P2503.8, the word "devices" is deleted and replaced with the word
1858"assemblies."
1859 Section 16.  Section 15A-3-205 is amended to read:
1860 15A-3-205.  Amendments to Chapters 26 through 35 of IRC.
1861 (1)  IRC, Section P2602.1, is deleted and replaced with the following: "P2602.1
1862General. The water-distribution system of any building or premises where plumbing fixtures
1863are installed shall be connected to a public water supply. Where a potable public water supply
1864is not available, individual sources of potable water supply shall be utilized provided that the
1865source has been developed in accordance with Utah Code Sections 73-3-1, 73-3-3, and
186673-3-25, as administered by the Department of Natural Resources, Division of Water Rights. In
1867addition, the quality of the water shall be approved by the local health department having
1868jurisdiction. The source shall supply sufficient quantity of water to comply with the
1869requirements of this chapter.
1870 Every building in which plumbing fixtures are installed and all premises having H.B. 532
Enrolled Copy
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1871drainage piping shall be connected to a public sewer where the sewer is accessible and is
1872within 300 feet of the property line in accordance with Utah Code Section 10-8-38, or an
1873approved private sewage disposal system in accordance with Utah Administrative Code, Rule
1874R317-4, as administered by the Department of Environmental Quality, Division of Water
1875Quality.
1876 Exception: Sanitary drainage piping and systems that convey only the discharge from
1877bathtubs, showers, lavatories, clothes washers, and laundry trays shall not be required to
1878connect to a public sewer or to a private sewage disposal system provided that the piping or
1879systems are connected to a system in accordance with Sections P2910 or P2911."
1880 (2)  A new IRC, Section P2602.3, is added as follows: "P2602.3 Individual water
1881supply. Where a potable public water supply is not available, individual sources of potable
1882water supply shall be utilized, provided that the source has been developed in accordance with
1883Utah Code, Sections 73-3-1 and 73-3-25, as administered by the Department of Natural
1884Resources, Division of Water Rights.  In addition, the quality of the water shall be approved by
1885the local health department having jurisdiction."
1886 [(2)] (3)  A new IRC, Section P2602.4, is added as follows: "P2602.4 Sewer required. 
1887Every building in which plumbing fixtures are installed and all premises having drainage
1888piping shall be connected to a public sewer where the sewer is accessible and is within 300 feet
1889of the property line in accordance with Utah Code, Section 10-8-38; or an approved private
1890sewage disposal system in accordance with Utah Administrative Code, Chapter 4, Rule R317,
1891as administered by the Department of Environmental Quality, Division of Water Quality."
1892 [(3)] (4)  In IRC, Section P2705, Item 5, the words "lavatory" and "lavatories" are
1893deleted.
1894 [(4)] (5)  In IRC, Section P2705, a new Item [6] 9 is added as follows: ["6] "9.
1895Lavatories. A lavatory shall not be set closer than 12 inches from its center to any side wall or
1896partition. A lavatory shall be provided with a clearance of 24 inches in width and 21 inches in
1897depth in front of the lavatory to any side wall, partition, or obstruction." Remaining item Enrolled Copy	H.B. 532
- 73 -
1898numbers are renumbered accordingly.
1899 (6)  In IRC, Section P2801.6.2, the following is added at the end of the section: "When
1900permitted by the code official, the pan drain may be directly connected to a soil stack, waste
1901stack, or branch drain. The pan drain shall be individually trapped and vented as required in
1902Section 907.1. The pan drain shall not be directly or indirectly connected to any vent. The trap
1903shall be provided with a trap primer conforming to ASSE 1018 or ASSE 1044, a barrier type
1904floor drain trap seal protection device meeting ASSE 1072, or a deep seal p-trap."
1905 (7)  A new IRC, Section P2801.6.3, is added as follows: "P2801.6.3 Pan designation. A
1906water heater pan shall be considered an emergency receptor designated to receive the discharge
1907of water from the water heater only and shall not receive the discharge from any other fixtures,
1908devises, or equipment."
1909 [(5)] (8)  [In] IRC, Section P2801.8, [all words in the first sentence up to the word
1910"water" are] is deleted[.] and replaced with the following: "P2801.8 Water heater seismic
1911bracing. As a minimum requirement, water heaters shall be anchored or strapped to resist
1912horizontal displacement caused by earthquake motion. Strapping shall be at points within the
1913upper one-third and lower one-third of the appliance's vertical dimensions.
1914 (9)  In IRC, Section P2804.6.1, a new number 15 is added as follows: "15. Be installed
1915in accordance with the manufacturer's installation instructions, not to exceed 180 degrees in
1916directional changes."
1917 [(6)] (10)  A new IRC, Section P2902.1.1, is added as follows: "P2902.1.1 Backflow
1918assembly testing.  [The premise owner or the premise owner's designee shall have backflow
1919prevention assemblies operation tested in accordance with administrative rules made by the
1920Drinking Water Board at the time of installation, repair, and relocation and at least on an
1921annual basis thereafter, or more frequently as required by the authority having jurisdiction. 
1922Testing shall be performed by a Certified Backflow Preventer Assembly Tester.  The
1923assemblies that are subject to this paragraph are the Spill Resistant Vacuum Breaker, the
1924Pressure Vacuum Breaker Assembly, the Double Check Backflow Prevention Assembly, the H.B. 532
Enrolled Copy
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1925Double Check Detector Assembly Backflow Preventer, the Reduced Pressure Principle
1926Backflow Preventer, and Reduced Pressure Detector Assembly. Third-party certification for
1927backflow prevention assemblies will consist of any combination of two certifications,
1928laboratory or field.  Acceptable third-party laboratory certifying agencies are ASSE, IAPMO,
1929and USC-FCCCHR.  USC-FCCCHR currently provides the only field testing of backflow
1930protection assemblies.  Also see www.drinkingwater.utah.gov and rules made by the Drinking
1931Water Board."] Reduced pressure principle, double check, pressure vacuum breaker, reduced
1932pressure detector fire protection, double check detector fire protection, and spill-resistant
1933vacuum breaker backflow preventer assemblies shall be tested at the time of installation,
1934immediately after repairs or relocation and at least annually. The Utah Cross Connection
1935Control Commission has adopted the field test procedures published by the Manual of Cross
1936Connection Control, Tenth Edition. This manual is published by the University of Southern
1937California's Foundation for Cross-Connection Control and Hydraulic Research. Test gauges
1938shall comply with ASSE 1064.
1939 [(7)] (11)  In IRC, Section P2902.1, the following subsections are added as follows:
1940 ["P2902.1.1] "P2902.1.2 General Installation Criteria.
1941 Assemblies shall not be installed more than five feet above the floor unless a permanent
1942platform is installed.  The assembly owner, where necessary, shall provide devices or structures
1943to facilitate testing, repair, and maintenance, and to insure the safety of the backflow
1944technician.
1945 [P2902.1.2] P2902.1.2 Specific Installation Criteria.
1946 [P2902.1.2.1] P2902.1.2 Reduced Pressure Principle Backflow Prevention Assembly.
1947 The reduced pressure principle backflow prevention assembly shall be installed as
1948follows:
1949 a. The assembly may not be installed in a pit or below grade where the relief port could
1950be submerged in water or where fumes could be present at the relief port discharge.
1951 b. The relief valve of the assembly shall not be directly connected to a waste disposal Enrolled Copy	H.B. 532
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1952line, including a sanitary sewer, a storm drain, or a vent.
1953 c. The assembly shall be installed in a horizontal position only, unless listed or
1954approved for vertical installation in accordance with Section 303.4 of the International
1955Plumbing Code as amended in Utah Code, Subsection 15A-3-303(1).
1956 d. The bottom of the assembly shall be installed a minimum of 12 inches above the
1957floor or ground.
1958 e. The body of the assembly shall be a minimum of 12 inches from any wall, ceiling, or
1959obstacle, and shall be readily accessible for testing, repair, and maintenance.
1960 P2902.1.2.2 Double Check Valve Backflow Prevention Assembly.
1961 A double check valve backflow prevention assembly shall be installed as follows:
1962 a. The assembly shall be installed in a horizontal position only, unless listed or
1963approved for vertical installation.
1964 b. The bottom of the assembly shall be a minimum of 12 inches above the ground or
1965floor.
1966 c. The body of the assembly shall be a minimum of 12 inches from any wall, ceiling, or
1967obstacle, and shall be readily accessible for testing, repair, and maintenance.
1968 d. If installed in a pit, the assembly shall be installed with a minimum of 12 inches of
1969clearance between all sides of the vault, including the floor and roof or ceiling, with adequate
1970room for testing and maintenance.
1971 P2902.1.2.3 Pressure Vacuum Break Assembly and Spill Resistant Pressure Vacuum
1972Breaker Assembly.
1973 A pressure vacuum break assembly or a spill resistant pressure vacuum breaker
1974assembly shall be installed as follows:
1975 a. The assembly shall not be installed in an area that could be subject to backpressure or
1976back drainage conditions.
1977 b. The assembly shall be installed a minimum of 12 inches above all downstream
1978piping and the highest point of use. H.B. 532
Enrolled Copy
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1979 c. The assembly shall be a minimum of 12 inches from any wall, ceiling, or obstacle,
1980and shall be readily accessible for testing, repair, and maintenance.
1981 d. The assembly shall not be installed below ground, in a vault, or in a pit.
1982 e. The assembly shall be installed in a vertical position."
1983 [(8)] (12)  In IRC, Table 2903.2, the following changes are made in the column titled
1984"MAXIMUM FLOW RATE OR QUANTITY":
1985 (a)  In the row titled "Lavatory faucet" the text is deleted and replaced with "1.5 gpm at
198660 psi".
1987 (b)  In the row titled "Shower head" the text is deleted and replaced with "2 gpm at 80
1988psi".
1989 [(9)] (13)  In IRC, Section P2903.3, the words "public water main or an" are deleted
1990and the following sentence is added at the end: "A water pressure booster pump may not be
1991connected to a public water main unless allowed by Utah Administrative Code, Rule
1992R309-540."
1993 (14)  In IRC, Section 2903.5, at the beginning of the second sentence, insert "If
1994installed,".
1995 [(10)] (15)  In IRC, Section P2903.9.3, the first sentence is deleted and replaced with
1996the following: "Unless the plumbing appliance or plumbing fixture has a wall-mount valve,
1997shutoff valves shall be required on each fixture supply pipe to each plumbing appliance and to
1998each plumbing fixture other than bathtubs and showers."
1999 [(11)] (16)  IRC, Section P2910.5, is deleted and replaced with the following:
2000 "P2910.5 Potable water connections.
2001 [When a potable water system is connected to a nonpotable water system, the potable
2002water system shall be protected against backflow by a reduced pressure backflow prevention
2003assembly or an air gap installed in accordance with Section 2901."] A system that utilizes
2004nonpotable water (i.e., pressurized irrigation) and installs a connection to the potable water
2005system for backup must install a Reduced Pressure Principle Assembly (RP) directly Enrolled Copy	H.B. 532
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2006downstream of the potable water connection (Stop and Waste) and install a "dual source
2007connection" directly downstream from the (RP) installed so that either the potable water system
2008or the nonpotable water is connected at any time to prevent a direct Cross Connection and to
2009protect the potable water from any potential hazard from the nonpotable water system. See
2010Utah Code Section 19-4-112. Note: RP must be tested within 10 days of installation and
2011annually whether the drinking water is used or not."
2012 [(12)] (17)  IRC, Section P2910.9.5, is deleted and replaced with the following:
2013 "P2910.9.5 Makeup water.
2014 Where an uninterrupted nonpotable water supply is required for the intended
2015application, potable or reclaimed water shall be provided as a source of makeup water for the
2016storage tank.  The makeup water supply shall be protected against backflow by means of an air
2017gap not less than 4 inches (102 millimeters) above the overflow or by a reduced pressure
2018backflow prevention assembly installed in accordance with Section 2902."
2019 [(13)] (18)  In IRC, Section P2911.12.4, the following words are deleted: "and
2020backwater valves."
2021 [(14)] (19)  In IRC, Section P2912.15.6, the following words are deleted: "and
2022backwater valves."
2023 [(15)] (20)  In IRC, Section P3007.3.3.1, the words "stainless steel, cast iron,
2024galvanized steel, brass" are added after the word "PE."
2025 (21)  IRC, Section P3009, is deleted and replaced with the following:
2026 ["P3009 Connected to nonpotable water from on-site water reuse systems.]
2027 [Nonpotable systems utilized for subsurface irrigation for single-family residences shall
2028comply with the requirements of R317-401, UAC, Graywater Systems."] "P3009 Graywater
2029soil absorption systems: Graywater recycling systems utilized for subsurface irrigation for
2030single-family residences shall comply with the requirements of Utah Administrative Code,
2031R317-401, Graywater Systems. Graywater recycling systems utilized for subsurface irrigation
2032for other occupancies shall comply with Utah Administrative Code, R317-3, Design H.B. 532
Enrolled Copy
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2033Requirements for Wastewater Collection, Treatment, and Disposal Systems, and Utah
2034Administrative Code, R317-4, Onsite Wastewater Systems."
2035 [(16)] (22)  In IRC, Section [P3103.6] P3101.4, the following sentence is added at the
2036end of the paragraph: "Vents extending through the wall shall terminate not less than 12 inches
2037from the wall with an elbow pointing downward."
2038 [(17)] (23)  In IRC, Section P3104.4, the following sentence is added at the end of the
2039paragraph: "Horizontal dry vents below the flood level rim shall be permitted for floor drain
2040and floor sink installations when installed below grade in accordance with Chapter 30, and
2041Sections P3104.2 and P3104.3.  A wall cleanout shall be provided in the vertical vent."
2042 Section 17.  Section 15A-3-206 is amended to read:
2043 15A-3-206.  Amendments to Chapters 36, 37, 39, and 44 and Appendix F of IRC.
2044 (1)  In IRC, Section E3601.6.2, a new exception is added as follows: "Exception: An
2045occupant of an accessory dwelling unit is not required to have access to the disconnect serving
2046the dwelling unit in which they reside."
2047 (2)  [In IRC, Section E3705.4.5, the following words are added after the word
2048"assemblies": "with ungrounded conductors 10 AWG and smaller".] IRC, Section E3606.5, is
2049deleted.
2050 (3)  [In IRC, Section E3901.4.5, the last sentence in the exception is deleted and
2051replaced with the following: "Receptacles mounted below the countertop in accordance with
2052this exception shall not be located more than 14 inches from the bottom leading edge of the
2053countertop."] IRC, Section E3901.4.2, is deleted and replaced with the following:
2054 "E3901.4.2 Island and Peninsular Countertops and Work Spaces. Receptacle outlets, if
2055installed to serve an island or peninsular countertop or work surface, shall be installed in
2056accordance with E3901.4.3. If a receptacle outlet is not provided to serve an island or
2057peninsular countertop or work surface, provisions shall be provided at the island or peninsula
2058for future addition of a receptacle outlet to serve the island or peninsular countertop or work
2059surface. Enrolled Copy	H.B. 532
- 79 -
2060 [(4)  In IRC, Section E3901.9, the following exception is added:]
2061 ["Exception: Receptacles or other outlets adjacent to the exterior walls of the garage,
2062outlets adjacent to an exterior wall of the garage, or outlets in a storage room with entry from
2063the garage may be connected to the garage branch circuit."]
2064 [(5)] (4)  IRC, Section E3901.4.3, is deleted and replaced with the following:
2065 "E3901.4.3 Receptacle Outlet Location. Receptacle outlets shall be located in one or
2066more of the following:
2067 1. On or above, but not more than 20 inches (508 mm) above a countertop or work
2068surface.
2069 2. In a countertop using receptacle outlet assemblies listed for use in countertops.
2070 3. In a work surface using receptacle outlet assemblies listed for use in work surface or
2071listed for use in countertops.
2072 Receptacle outlets rendered not readily accessible by appliances fastened in place,
2073appliance garages, sinks, or range tops as covered in the exception to Section E3901.4.1 or
2074appliances occupying assigned spaces shall not be considered as these required outlets.
2075 4. Under the countertop not more than 14 inches from the bottom leading edge of the
2076countertop."
2077 (5)  In IRC, Section 3902.1, after the word "125-volt" add "single phase 15 and 20
2078ampere" and strike the words "through 250 volt."
2079 (6)  In IRC, Section 3902.2, after the word "125-volt" add "single phase 15 and 20
2080ampere" and strike the words "through 250 volt."
2081 (7)  In IRC, Section 3902.3, after the word "125-volt" add "single phase 15 and 20
2082ampere" and strike the words "through 250 volt."
2083 (8)  In IRC, Section 3902.4, after the word "125-volt" add "single phase 15 and 20
2084ampere" and strike the words "through 250 volt."
2085 (9)  In IRC, Section 3902.5, after the word "125-volt" add the words "single phase 15
2086and 20 ampere in unfinished portions of the basement shall have ground-fault H.B. 532
Enrolled Copy
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2087circuit-interrupter protection for personnel" and delete the rest of the section.
2088 (10)  In IRC, Section 3902.6, after the word "125-volt" add "single phase 15 and 20
2089ampere" and strike the words "through 250 volt."
2090 (11)  In IRC, Section 3902.7, after the word "125-volt" add "single phase 15 and 20
2091ampere" and strike the words "through 250 volt."
2092 (12)  In IRC, Section 3902.8, after the word "125-volt" add "single phase 15 and 20
2093ampere" and strike the words "through 250 volt."
2094 (13)  In IRC, Section 3902.9, after the word "125-volt" add "single phase 15 and 20
2095ampere" and strike the words "through 250 volt."
2096 (14)  IRC, Section 3902.10, is deleted.
2097 (15)  In IRC, Section 3902.12, after the word "125-volt" add "single phase 15 and 20
2098ampere" and strike the words "through 250 volt."
2099 (16)  In IRC, Section 3902.13, after the word "125-volt" add "single phase 15 and 20
2100ampere" and strike the words "through 250 volt."
2101 (17)  IRC, Section E3902.16 is deleted.
2102 [(6)] (18)  [In] IRC Section E3902.17[:] is deleted.
2103 [(a)  following the word "Exception" the number "1." is added; and]
2104 [(b)  at the end of the section, the following sentences are added:]
2105 ["2. This section does not apply for a simple move or an extension of a branch circuit or
2106an outlet which does not significantly increase the existing electrical load.  This exception does
2107not include changes involving remodeling or additions to a residence."]
2108 [(7)] (19)  IRC, Section E3902.18 is deleted.
2109 (20)  IRC, Chapter 44, is amended by deleting the standard for "ANCE."
2110 [(8)] (21)  In IRC, Chapter 44, the standard for ASHRAE is amended by changing
2111"34-2013" to "34-2019."
2112 [(9)] (22)  In IRC, Chapter 44, the standard for CSA, is amended by changing the:
2113 (a)  standard reference number "UL/CSA/ANCE 60335-2-40-2012" to "UL/CSA Enrolled Copy	H.B. 532
- 81 -
211460335-2-40-2019"; and
2115 (b)  title "Standard for Household and Similar Electrical Appliances, Part 2: Particular
2116Requirements for Motor-Compressors" to "Standard for Household and Similar Electrical
2117Appliances, Part 2-40, Requirements for Electric Heat Pumps, Air Conditioners and
2118Dehumidifiers-3rd Edition."
2119 [(10)] (23)  In IRC, Chapter 44, the standard for UL, is amended by changing the:
2120 (a)  standard reference number "1995-2011" to "1995-2015";
2121 (b)  standard reference number "UL/CSA/ANCE 60335-2-40-2012" to "UL/CSA
212260335-2-40-2019"; and
2123 (c)  title "Standard for Household and Similar Electrical Appliances, Part 2: Particular
2124Requirements for Motor-Compressors" to "Standard for Household and Similar Electrical
2125Appliances, Part 2-40, Requirements for Electric Heat Pumps, Air Conditioners and
2126Dehumidifiers-3rd Edition."
2127 [(11)] (24)  IRC, Chapter 44, is amended by adding the following reference standard:
2128 
"Standard reference
number
Title	Referenced in code
section number
2129 
USC-FCCCHR 10th
Edition Manual of
Cross Connection
Control
Foundation for Cross-Connection Control
and Hydraulic Research University of
Southern California Kaprielian Hall 300
Los Angeles CA 90089-2531
Table P2902.3"
2130 [(12)] (25)  In IRC, Chapter 44, is amended by adding the following reference standard:
2131"UL 9540-20: Energy Storage Systems and Equipment; [R327.1, R327.2 and R327.6] R328.1,
2132R328.2, and R328.6."
2133 [(13)] (26) (a)  When passive radon controls or portions thereof are voluntarily
2134installed, the voluntary installation shall comply with Appendix F of the IRC.
2135 (b)  An additional inspection of a voluntary installation described in Subsection [(9)(a)]
2136(22)(a) is not required. H.B. 532
Enrolled Copy
- 82 -
2137 Section 18.  Section 15A-3-302 is amended to read:
2138 15A-3-302.  Amendments to Chapters 1 and 2 of IPC.
2139 [(1)  In IPC, Section 202, the definition for "Backflow Backpressure, Low Head" is
2140deleted.]
2141 [(2)] (1)  In IPC, Section 202, the following definition is added: "Utah Certified
2142Backflow Preventer Assembly Tester.  A person who has shown competence to test Backflow
2143prevention assemblies to the satisfaction of the authority having jurisdiction under Utah Code,
2144Subsection 19-4-104(4) and Utah Administrative Code, R309-305."
2145 [(3)  In IPC, Section 202, the following definition is added: "Contamination (High
2146Hazard).  An impairment of the quality of the potable water that creates an actual hazard to the
2147public health through poisoning or through the spread of disease by sewage, industrial fluids or
2148waste."]
2149 [(4)] (2)  In IPC, Section 202, the definition for "Cross Connection" is deleted and
2150replaced with the following: "Cross Connection.  Any physical connection or potential
2151connection or arrangement between two otherwise separate piping systems, one of which
2152contains potable water and the other either water of unknown or questionable safety or steam,
2153gas, or chemical, whereby there exists the possibility for flow from one system to the other,
2154with the direction of flow depending on the pressure differential between the two systems (see
2155"Backflow")."
2156 [(5)] (3)  In IPC, Section 202, the following definition is added: "Deep Seal Trap.  A
2157manufactured or field fabricated trap with a liquid seal of 4" or larger."
2158 [(6)] (4)  In IPC, Section 202, the definition for "Essentially Nontoxic Transfer Fluid" is
2159deleted and replaced with the following:
2160 "ESSENTIALLY NONTOXIC TRANSFER FLUID.  Fluids [having a Gosselin rating
2161of 1], including propylene glycol[;] and mineral oil."
2162 [(7)] (5)  In IPC, Section 202, the definition for "Essentially Toxic Transfer Fluid" is
2163deleted and replaced with the following: Enrolled Copy	H.B. 532
- 83 -
2164 "ESSENTIALLY TOXIC TRANSFER FLUID.  Soil, waste, or gray water; and any
2165fluid that is not an essentially nontoxic transfer fluid under this code."
2166 [(8)  In IPC, Section 202, the following definition is added: "High Hazard.  See
2167Contamination."]
2168 [(9)  In IPC, Section 202, the following definition is added: "Low Hazard.  See
2169Pollution."]
2170 [(10)] (6)  In IPC, Section 202, the following definition is added: "Motor Vehicle Waste
2171Disposal Well. An injection well that discharges to the subsurface by way of a floor drain,
2172septic system, French drain, dry well, or similar system that receives or has received fluid from
2173a facility engaged in vehicular repair or maintenance activities, including an auto body repair
2174shop, automotive repair shop, new and used car dealership, speciality repair shop, or any other
2175facility that does any vehicular repair work. A motor vehicle waste disposal well is subject to
2176rulemaking under Section 19-5-104 regarding underground injection."
2177 [(11)  In IPC, Section 202, the following definition is added: "Pollution (Low Hazard). 
2178An impairment of the quality of the potable water to a degree that does not create a hazard to
2179the public health but that does adversely and unreasonably affect the aesthetic qualities of such
2180potable water for domestic use."]
2181 [(12)] (7)  In IPC, Section 202, the definition for "Potable Water" is deleted and
2182replaced with the following: "Potable Water.  Water free from impurities present in amounts
2183sufficient to cause disease or harmful physiological effects and conforming to the Utah Code,
2184Title 19, Chapter 4, Safe Drinking Water Act, and Title 19, Chapter 5, Water Quality Act, and
2185the regulations of the public health authority having jurisdiction."
2186 (8)  In IPC, Section 202, the following definition is added for Dual Source Connection:
2187"Dual Source Connection. A pipe that is installed so that either the nonpotable (i.e. secondary)
2188irrigation water or the potable water is connected to a pressurized irrigation system at one time,
2189but not both at the same time; or a pipe that is installed so that either the potable water or
2190private well water is connected to a residence at one time, not both at the same time. The H.B. 532
Enrolled Copy
- 84 -
2191potable water supply line shall be protected by a reduced pressure backflow preventer."
2192 Section 19.  Section 15A-3-303 is amended to read:
2193 15A-3-303.  Amendments to Chapter 3 of IPC.
2194 (1)  In IPC, Section 303.4, the following exception is added:
2195 "Exception: Third-party certification for backflow prevention assemblies will consist of
2196any combination of two certifications, laboratory or field.  Acceptable third party laboratory
2197certifying agencies are ASSE, IAPMO, and USC-FCCCHR.  USC-FCCCHR currently
2198provides the only field testing of backflow protection assemblies.  Also see
2199www.drinkingwater.utah.gov and Division of Drinking Water Rule, Utah Administrative Code,
2200R309-105-12(4)."
2201 (2)  IPC, Section 311.1, is deleted.
2202 (3)  In IPC, Section 312.3, the following is added at the end of the paragraph:
2203 "Where water is not available at the construction site or where freezing conditions limit
2204the use of water on the construction site, plastic drainage and vent pipe may be permitted to be
2205tested with air.  The following procedures shall be followed:
2206 1.  Contractor shall recognize that plastic is extremely brittle at lower temperatures and
2207can explode, causing serious injury or death.
2208 2.  Contractor assumes all liability for injury or death to persons or damage to property
2209or for claims for labor and/or material arising from any alleged failure of the system during
2210testing with air or compressed gasses.
2211 3.  Proper personal protective equipment, including safety eyewear and protective
2212headgear, should be worn by all individuals in any area where an air or gas test is being
2213conducted.
2214 4.  Contractor shall take all precautions necessary to limit the pressure within the plastic
2215piping.
2216 5.  No drain and vent system shall be pressurized in excess of 6 psi as measured by
2217accurate gauges graduated to no more than three times the test pressure. Enrolled Copy	H.B. 532
- 85 -
2218 6.  The pressure gauge shall be monitored during the test period, which should not
2219exceed 15 minutes.
2220 7.  At the conclusion of the test, the system shall be depressurized gradually, all trapped
2221air or gases should be vented, and test balls and plugs should be removed with caution."
2222 (4)  In IPC, Section 312.5, the following is added at the end of the paragraph:
2223 "Where water is not available at the construction site or where freezing conditions limit
2224the use of water on the construction site, plastic water pipes may be permitted to be tested with
2225air.  The following procedures shall be followed:
2226 1.  Contractor shall recognize that plastic is extremely brittle at lower temperatures and
2227can explode, causing serious injury or death.
2228 2.  Contractor assumes all liability for injury or death to persons or damage to property
2229or for claims for labor and/or material arising from any alleged failure of the system during
2230testing with air or compressed gasses.
2231 3.  Proper personal protective equipment, including safety eyewear and protective
2232headgear, should be worn by all individuals in any area where an air or gas test is being
2233conducted.
2234 4.  Contractor shall take all precautions necessary to limit the pressure within the plastic
2235piping.
2236 5.  Water supply systems shall be pressure tested to a minimum of 50 psi but not more
2237than 80 psi as measured by accurate gauges graduated to no more than three times the test
2238pressure.
2239 6.  The pressure gauge shall be monitored during the test period, which should not
2240exceed 15 minutes.
2241 7.  At the conclusion of the test, the system shall be depressurized gradually, all trapped
2242air or gases should be vented, and test balls and plugs should be removed with caution."
2243 (5)  IPC, Section 312.10.2, is deleted and replaced with the following:
2244 "312.10.2 Testing. Reduced pressure principle, double check, pressure vacuum breaker, H.B. 532
Enrolled Copy
- 86 -
2245reduced pressure detector fire protection, double check detector fire protection, and
2246spill-resistant vacuum breaker backflow preventer assemblies shall be tested at the time of
2247installation or within 10 days of being placed into service, immediately after repairs or
2248relocation and at least annually. The Utah Cross Connection Control Commission has adopted
2249the field test procedures published by the Manual of Cross-Connection Control, Tenth Edition.
2250This manual is published by the University of Southern California's Foundation for
2251Cross-Connection Control and Hydraulic Research. Test gauges shall comply with ASSE
22521064."
2253 (6)  A new IPC, Section 312.10.3, is added as follows:  "312.10.3 Tester Qualifications. 
2254Testing shall be performed by a Utah Certified Backflow [Preventer] Assembly Tester in
2255accordance with Utah Administrative Code, R309-305."
2256 Section 20.  Section 15A-3-304 is amended to read:
2257 15A-3-304.  Amendments to Chapter 4 of IPC.
2258 (1)  In IPC, Table 403.1, the following changes are made:
2259 (a)  In row number "3", for in the field for "OTHER", a new footnote h is added.
2260 (b)  In row number "5", for "Adult day care and child day care" occupancy, in the field
2261for "OTHER", a new footnote h is added.
2262 (c)  Footnote f is deleted and replaced with the following: "FOOTNOTE f: The required
2263number and type of plumbing fixtures for outdoor public swimming pools shall be in
2264accordance with Utah Administrative Code, R392-302 Design, Construction and Operation of
2265Public Pools."
2266 (d)  A new footnote g is added as follows: "FOOTNOTE: g:  When provided, in public
2267toilet facilities, there shall be an equal number of diaper changing facilities in male toilet rooms
2268and female toilet rooms. Diaper changing facilities shall meet the requirements of ASTM
2269F2285-04 (2010) Standard Consumer Safety Performance Specifications for Diaper Changing
2270Tables for Commercial Use."
2271 (e)  A new footnote h is added to the table as follows: "FOOTNOTE h: Non-residential Enrolled Copy	H.B. 532
- 87 -
2272child care facilities shall comply with the additional sink requirements of Utah Administrative
2273Code, R381-60-9, Hourly Child Care Centers, R381-70-9, Out of School Time Child Care
2274Programs, and R381-100-9, Child Care Centers."
2275 (2)  In IPC, Section 405.3.4, the following sentence is added after the first sentence:
2276"For facilities designed for use by all genders in the same room, the partitions of the stalls shall
2277extend from the floor to the ceiling."
2278 (3)  In IPC, Section 405.3.5, the following sentence is added at the end of the first
2279paragraph: "For facilities designed for use by all genders in the same room, the partitions of the
2280stalls shall extend from the floor to the ceiling."
2281 (4)  A new IPC, Section 406.3, is added as follows: "406.3 Automatic clothes washer
2282safe pans.  Safe pans, when installed under automatic clothes washers, shall be installed in
2283accordance with Section 504.7."
2284 [(3)] (5)  A new IPC, Section 413.5, is added as follows: "413.5 Public toilet rooms. 
2285All public toilet rooms shall be equipped with at least one floor drain."
2286 [(4)] (6)  A new IPC, Section 413.6, is added as follows: "Prohibition of motor vehicle
2287waste disposal wells. New and existing motor vehicle waste disposal wells are prohibited. A
2288motor vehicle waste disposal well associated with a single family residence is not subject to
2289this prohibition."
2290 [(5)] (7)  IPC, Section 423.3, is deleted.
2291 Section 21.  Section 15A-3-306 is amended to read:
2292 15A-3-306.  Amendments to Chapter 6 of IPC.
2293 (1)  IPC, Section 602.3, is deleted and replaced with the following: "602.3 Individual
2294water supply.  Where a potable public water supply is not available, individual sources of
2295potable water supply shall be utilized provided that the source has been developed in
2296accordance with Utah Code, Sections 73-3-1, 73-3-3, and 73-3-25, as administered by the
2297Department of Natural Resources, Division of Water Rights.  In addition, the quality of the
2298water shall be approved by the local health department having jurisdiction.  The source shall H.B. 532
Enrolled Copy
- 88 -
2299supply sufficient quantity of water to comply with the requirements of this chapter."
2300 (2)  IPC, Sections 602.3.1, 602.3.2, 602.3.3, 602.3.4, 602.3.5, and 602.3.5.1, are
2301deleted.
2302 (3)  In IPC, Table 604.4, the following changes are made in the column titled
2303"MAXIMUM FLOW RATE OR QUANTITY":
2304 (a)  In the row titled "Lavatory, private" the text is deleted and replaced with "1.5 gpm
2305at 60 psi".
2306 (b)  In the row titled "Shower head" the text is deleted and replaced with "2 gpm at 80
2307psi".
2308 (c)  In the row titled "Urinal" the text is deleted and replaced with "0.5 gallon per
2309flushing cycle".
2310 (4)  A new IPC, Section 604.4.1, is added as follows: "604.4.1 Manually operated
2311metering faucets for food service establishments.  Self closing or manually operated metering
2312faucets shall provide a flow of water for at least 15 seconds without the need to reactivate the
2313faucet."
2314 (5)  IPC, Section 606.5, is deleted and replaced with the following: "606.5 Water
2315pressure booster systems.  Water pressure booster systems shall be provided as required by
2316Section 606.5.1 through 606.5.11."
2317 (6)  In IPC, Section 606.5.1, the words "public water main or" are deleted.
2318 (7)  A new IPC, Section 606.5.11, is added as follows: "606.5.11 [Prohibited
2319installation.  In no case shall a booster pump be allowed that will lower the pressure in the
2320public main to less than the minimum water pressure specified in Utah Administrative Code
2321R309-105-9."] Water pressure booster pumps connected to a public water main. A water
2322pressure booster pump shall not be connected to a public water main unless allowed by Utah
2323Administrative Code, Rule R309-540."
2324 [(7)] (8)  In IPC, Section 608.1, the words "and pollution" are added after the word
2325"contamination." Enrolled Copy	H.B. 532
- 89 -
2326 [(8)] (9)  In IPC, Section 608.1, the following subsections are added as follows:
2327 "608.1.1 General Installation Criteria.
2328 An assembly shall not be installed more than five feet above the floor unless a
2329permanent platform is installed.  The assembly owner, where necessary, shall provide devices
2330or structures to facilitate testing, repair, and maintenance and to insure the safety of the
2331backflow technician.
2332 608.1.2 Specific Installation Criteria.
2333 608.1.2.1 Reduced Pressure Principle Backflow Prevention Assembly.
2334 A reduced pressure principle backflow prevention assembly shall be installed as
2335follows:
2336 a. The assembly shall not be installed in a pit or below grade where the relief port could
2337be submerged in water or where fumes could be present at the relief port discharge.
2338 b. The relief valve of the assembly shall not be directly connected to a waste disposal
2339line, including a sanitary sewer, storm drain, or vent.
2340 c. The assembly shall be installed in a horizontal position, unless the assembly is listed
2341or approved for vertical installation in accordance with Section 303.4.
2342 d. The bottom of each assembly shall be installed a minimum of 12 inches above the
2343ground or the floor.
2344 e. The body of the assembly shall be a minimum of 12 inches from any wall, ceiling, or
2345obstacle, and shall be readily accessible for testing, repair, and maintenance.
2346 608.1.2.2 Double Check Valve Backflow Prevention Assembly.
2347 A double check valve backflow prevention assembly shall be installed as follows:
2348 a. The assembly shall be installed in a horizontal position unless the assembly is listed
2349or approved for vertical installation.
2350 b. The bottom of the assembly shall be a minimum of 12 inches above the ground or the
2351floor.
2352 c. The body of the assembly shall be a minimum of 12 inches from any wall, ceiling, or H.B. 532
Enrolled Copy
- 90 -
2353obstacle, and shall be readily accessible for testing, repair, and maintenance.
2354 d. If installed in a pit, the assembly shall be installed with a minimum of 12 inches of
2355clearance around all sides of the vault, including the floor and roof or ceiling, with adequate
2356room for testing and maintenance.
2357 608.1.2.3 Pressure Vacuum Breaker Assembly and Spill Resistant Pressure Vacuum
2358Breaker Assembly.
2359 A pressure vacuum breaker assembly and spill resistant pressure vacuum breaker
2360assembly shall be installed as follows:
2361 a. The assembly shall not be installed in an area that could be subject to backpressure or
2362back drainage conditions.
2363 b. The assembly shall be installed a minimum of 12 inches above all downstream
2364piping and the highest point of use.
2365 c. The assembly shall be a minimum of 12 inches from any wall, ceiling, or obstacle,
2366and shall be readily accessible for testing, repair, and maintenance.
2367 d. The assembly shall not be installed below ground or in a vault or pit.
2368 e. The assembly shall be installed in a vertical position."
2369 [(9)] (10)  In IPC, Section 608.3, the word "and" before the word "contamination" is
2370deleted and replaced with a comma and the words " or pollution" are added after the word
2371"contamination" in the first sentence.
2372 [(10)] (11)  In IPC, Section 608.6, the words "with the potential to create a condition of
2373either contamination or pollution or" are added after the word "substances."
2374 [(11)] (12)  In IPC, Section 608.7, the following sentence is added at the end of the
2375paragraph: "Any connection between potable water piping and sewer-connected waste shall be
2376protected by an air gap in accordance with Section 608.14.1."
2377 [(12)] (13)  IPC, Section 608.8, is deleted and replaced with the following: " 608.8 Stop
2378and Waste Valves installed below grade.  Combination stop-and-waste valves shall be
2379permitted to be installed underground or below grade.  Freeze proof yard hydrants that drain Enrolled Copy	H.B. 532
- 91 -
2380the riser into the ground are considered to be stop-and-waste valves and shall be permitted. A
2381stop-and-waste valve shall be installed in accordance with a manufacturer's recommended
2382installation instructions."
2383 [(13)] (14)  IPC, Section 608.14.3, is deleted and replaced with the following: "
2384608.14.3 Backflow preventer with intermediate atmospheric vent.  Backflow preventers with
2385intermediate atmospheric vents shall conform to ASSE 1012 or CSA CAN/CSA-B64.3.  These
2386devices shall be permitted to be installed on residential boilers, without chemical treatment,
2387where subject to continuous pressure conditions, and humidifiers in accordance with Section
2388608.17.10.  The relief opening shall discharge by air gap and shall be prevented from being
2389submerged."
2390 [(14)] (15)  IPC, Section 608.14.4, is deleted.
2391 [(15)] (16)  IPC, Section 608.16.3, is deleted and replaced with the following: "
2392608.16.3 Protection by a backflow preventer with intermediate atmospheric vent.  Connections
2393to residential boilers only, without chemical treatment, and humidifiers shall be protected by a
2394backflow preventer with an intermediate atmospheric vent."
2395 [(16)] (17)  IPC, Section 608.16.4, is deleted and replaced with the following: "
2396608.16.4 Protection by a vacuum breaker.  Openings and outlets shall be protected by
2397atmospheric-type or pressure-type vacuum breakers.  Vacuum breakers shall not be installed
2398under exhaust hoods or similar locations that will contain toxic fumes or vapors.  Fill valves
2399shall be set in accordance with Section [425.3.1] 415.3.1.  Atmospheric Vacuum Breakers -
2400The critical level of the atmospheric vacuum breaker shall be set a minimum of 6 inches (152
2401mm) above the flood level rim of the fixture or device.  Pipe-applied vacuum breakers shall be
2402installed at the highest point, but not less than 6 inches (152 mm) above the flood level rim of
2403the fixture, receptor, or device served.  No valves shall be installed downstream of the
2404atmospheric vacuum breaker. The atmospheric vacuum breaker shall not be installed where it
2405may be subjected to continuous pressure for more than 12 consecutive hours at any time.
2406Pressure Vacuum Breaker - The critical level of the pressure vacuum breaker shall be set a H.B. 532
Enrolled Copy
- 92 -
2407minimum of 12 inches (304 mm) above the flood level of the fixture [or] device and above all
2408downstream piping and the highest point of use."
2409 [(17)] (18)  In IPC, Section 608.16.4.2, the following is added after the first sentence:
2410"Add-on-backflow prevention devices shall be non-removable.  In climates where freezing
2411temperatures occur, a listed self-draining frost proof hose bibb with an integral backflow
2412preventer shall be used."
2413 [(18)] (19)  In IPC, Section 608.17.1.2, the words "or ASSE 1024" are deleted.
2414 [(19)] (20)  IPC, Section 608.17.2, is deleted and replaced as follows: " 608.17.2
2415Connections to boilers.  The potable supply to a boiler shall be protected by an air gap or a
2416reduced pressure principle backflow preventer, complying with ASSE 1013, CSA B64.4 or
2417AWWA C511.
2418 Exception: The potable supply to a residential boiler without chemical treatment may
2419be equipped with a backflow preventer with an intermediate atmospheric vent complying with
2420ASSE 1012, ASSE 1081.1, or CSA CAN/CSA-B64.3."
2421 [(20)] (21)  In IPC, Section 608.17.4.1, a new exception is added as follows:
2422"Exception: All class 1 and 2 systems containing chemical additives consisting of strictly
2423glycerine (C.P. or U.S.P. 96.5 percent grade) or propylene glycol shall be protected against
2424backflow with a double check valve assembly or double check valve detector assembly.  Such
2425systems shall include written certification of the chemical additives at the time of original
2426installation and service or maintenance."
2427 [(21)] (22)  IPC, Section 608.17.7, is deleted and replaced with the following: "
2428608.17.7 Chemical dispensers.  Where chemical dispensers connect to the water distribution
2429system, the water supply system shall be protected against backflow in accordance with Section
2430608.14.1, Section 608.14.2, Section 608.14.5, Section 608.14.6 or Section  608.14.8.
2431Installation shall be in accordance with Section 608.1.2. Chemical dispensers shall connect to a
2432separate dedicated water supply line, and not [a sink faucet] downstream of an atmospheric
2433vacuum breaker." Enrolled Copy	H.B. 532
- 93 -
2434 [(22)] (23)  IPC, Section 608.17.8, is deleted and replaced with the following: "
2435608.17.8 Portable cleaning equipment.  Where the portable cleaning equipment connects to the
2436water distribution system, the water supply system shall be protected against backflow in
2437accordance with Section 608.14.1 or Section 608.14.2."
2438 [(23)] (24)  A new IPC, Section 608.17.11, is added as follows: " 608.17.11 Automatic
2439and coin operated car washes.  The water supply to an automatic or coin operated car wash
2440shall be protected in accordance with [Section 608.14.1 or] Section 608.14.2."
2441 [(24)] (25)  IPC, Section 608.18, is deleted and replaced with the following: " 608.18
2442Protection of individual water supplies.  See Section 602.3 for requirements."
2443 Section 22.  Section 15A-3-309 is amended to read:
2444 15A-3-309.  Amendments to Chapter 9 of IPC.
2445 (1)  In IPC, Section [903.1] 903.1.1, when the number of inches is to be specified, "12
2446inches (304.8mm)" is inserted.
2447 (2)  In IPC, a new Section [903.6, the following sentence is added at the end of the
2448paragraph: "] 903.7 is added as follows: "903.7 Extension through a wall. Vents extending
2449through the wall shall terminate not less than 12 inches from the wall with an elbow pointing
2450downward."
2451 (3)  In IPC, Section 905.4, the following sentence is added at the end of the paragraph:
2452"Horizontal dry vents below the flood level rim shall be permitted for floor drain, floor sink,
2453and bath tub installations when installed in accordance with Sections 702.2, 905.2 and 905.3
2454and provided with a wall clean out."
2455 Section 23.  Section 15A-3-310 is amended to read:
2456 15A-3-310.  Amendments to Chapter 10 of IPC.
2457 (1)  In IPC, a new Section 1002.4.1.6 is added as follows: "1002.4.1.6 Deep Seal Trap."
2458 (2)  In IPC, Section 1003.3.8, the word "gravity" is inserted before the word "grease."
2459 Section 24.  Section 15A-3-313 is amended to read:
2460 15A-3-313.  Amendments to Chapter 13 of IPC. H.B. 532
Enrolled Copy
- 94 -
2461 (1)  A new IPC, Section 1301.4.1, is added as follows:
2462 "1301.4.1 Recording.
2463 The existence of a nonpotable water system shall be recorded on the deed of ownership
2464for the property.  The certificate of occupancy shall not be issued until the documentation for
2465the recording required under this section is completed by the property owner."
2466 (2)  IPC, Section 1301.5, is deleted and replaced with the following:
2467 "1301.5 Potable water connections.
2468 Where a potable water system is connected to a nonpotable water system, the potable
2469water supply shall be protected against backflow by a reduced pressure backflow prevention
2470assembly or an air gap installed in accordance with Section 608."
2471 (3)  In IPC, a new Section 1301.5.1 is added as follows: "1301.5.1 Potable water
2472connections. A system that utilizes nonpotable water (i.e., pressurized irrigation) and installs a
2473connection to the potable water system for backup must install a Reduced Pressure Principle
2474Assembly (RP) directly downstream of the potable water connection (Stop and Waste) and
2475install a dual source connection directly downstream from the (RP) installed so that either the
2476potable water system or the nonpotable water is connected at any time to prevent a direct Cross
2477Connection and to protect the potable water from any potential hazard from the nonpotable
2478water system. See Utah Code Section 19-4-112. Note: RP must be tested within 10 days of
2479installation and annually whether the drinking water is used or not."
2480 (4)  IPC, Section 1301.9.4, is deleted and replaced with the following:
2481 " 1301.9.4 Makeup water.
2482 Where an uninterrupted supply is required for the intended application, potable or
2483reclaimed water shall be provided as a source of makeup water for the storage tank.  The
2484makeup water supply shall be protected against backflow by a reduced pressure backflow
2485prevention assembly or an air gap installed in accordance with Section 608.  A full-open valve
2486located on the makeup water supply line to the storage tank shall be provided.  Inlets to the
2487storage tank shall be controlled by fill valves or other automatic supply valves installed to Enrolled Copy	H.B. 532
- 95 -
2488prevent the tank from overflowing and to prevent the water level from dropping below a
2489predetermined point.  Where makeup water is provided, the water level shall not be permitted
2490to drop below the source water inlet or the intake of any attached pump."
2491 [(4)] (5)  IPC, Section 1302.12.4, is deleted and replaced with the following:
2492 "1302.12.4 Inspection and testing of backflow prevention assemblies.
2493 Testing of a backflow preventer shall be conducted in accordance with Sections
2494312.10.1, 312.10.2, and 312.10.3."
2495 [(5)] (6)  IPC, Section 1303.15.6, is deleted and replaced with the following:
2496 "1303.15.6 Inspection and testing of backflow prevention assemblies.
2497 Testing of a backflow prevention assembly shall be conducted in accordance with
2498Sections 312.10.1, 312.10.2,  and 312.10.3."
2499 [(6)] (7)  IPC, Section 1304.4.2, is deleted and replaced with the following:
2500 "1304.4.2 Inspection and testing of backflow prevention assemblies.
2501 Testing of a backflow preventer or backwater valve shall be conducted in accordance
2502with Sections 312.10.1, 312.10.2, and 312.10.3."
2503 Section 25.  Section 15A-3-315 is amended to read:
2504 15A-3-315.  Amendments to Chapter 15 of IPC.
2505 (1)  In IPC, Chapter 15, the following reference standards are deleted: ASSE
25065013-2015, ASSE 5015-2015, ASSE 5020-2015, ASSE 5047-2015, ASSE 5048-2015, ASSE
25075052-98, ASSE 5056-2015, CSA B64.10-17, and CSA B64.10.1-17.
2508 (2)  In IPC, Chapter 15, the following referenced standard is added:
2509 
"Standard
reference number
Title	Referenced in code section
number H.B. 532
Enrolled Copy
- 96 -
2510 
USC-FCCCHR
10th Edition
Manual of Cross
Connection
Control
Foundation for Cross-Connection
Control and Hydraulic Research
University of Southern California
Kaprielian Hall 300 Los Angeles CA
90089-2531
[Table 608.1] Section 312.10.2"
2511 Section 26.  Section 15A-3-402 is amended to read:
2512 15A-3-402.  Amendments to Chapters 1 through 5 of IMC.
2513 (1)  In IMC, Table 403.3.1.1, note h is deleted and replaced with the following:
2514 "h. 1. A nail salon shall provide each manicure station where a nail technician files or
2515shapes an acrylic nail, as defined by rule by the Division of Professional Licensing, in
2516accordance with Title 63G, Chapter 3, Utah Administrative Rulemaking Act, with:
2517 a. a source capture system equipped with, at minimum, a MERV 8 particulate filter and
2518an activated carbon filter that is capable of filtering and recirculating air to inside space at a
2519rate not less than 50 cfm per station; or
2520 b. a source capture system capable of exhausting not less than 50 cfm per station.
2521 c.  A nail salon that complies with Note h. la or h. lb is not required to comply with the
2522labeling, listing, or testing requirements described in International Mechanical Code sections
2523301.7 or 301.8.
2524 2. For a source capture system described in paragraph 1, the source capture system
2525inlets for exhausting or recirculating air shall be located in accordance with Section 502.20.
2526 3. Where one or more exhausting source capture systems described in paragraph 1
2527operate continuously during occupancy, the source capture system exhaust rate shall be
2528permitted to be applied to the exhaust flow rate required by Table 403.3.1.1 for the nail salon.
2529 4. The requirements of this note apply to:
2530 a. an existing nail salon that remodels the nail salon after July 1, 2017;
2531 b. a new nail salon that begins construction after July 1, 2017; and Enrolled Copy	H.B. 532
- 97 -
2532 c. all nail salons beginning on July 1, 2020."
2533 (2)  In IMC, Section 502.20 is deleted and rewritten as follows:
2534 "502.20 Manicure stations. A nail salon that files or shapes an acrylic nail shall provide
2535each manicure station with a source capture system in accordance with Table 403.3.1.1, note h.
2536For a manicure table that does not have factory-installed source capture system inlets for
2537recirculating or exhausting air, a nail salon shall provide the manicure table with inlets for
2538recirculating or exhausting air located not more than 12 inches (305 mm) horizontally and
2539vertically from the point of any acrylic chemical application.
2540 Exception: Section 502.20 applies to a manicure station in:
2541 a. an existing nail salon that remodels the nail salon after July 1, 2017;
2542 b. a new nail salon that begins construction after July 1, 2017; and
2543 c. all nail salons beginning on July 1, 2020."
2544 (3)  In IMC, Section 908.1, the following words are added at the end of the last
2545sentence: "or UL/CSA 60335-2-40."
2546 (4)  In IMC, Section 918.1, the following words are added after "1995": "or UL/CSA
254760335-2-40."
2548 (5)  In IMC, Section 918.2, the following words are added at the end of the sentence:
2549"or UL/CSA 60335-2-40."
2550 (6)  In IMC, Section 1101.2, the words "471 or 1995" are deleted and replaced with
2551"471, 1995, or UL/CSA 60335-2-40."
2552 (7)  In IMC, Section 1101.6, the following sentence is added at the end of the
2553paragraph: "High probability systems utilizing A2L refrigerants shall comply with ASHRAE
255415."
2555 [(8)  In IMC, Chapter 15, the standard for ASHRAE, is amended by changing the:]
2556 [(a)  standard reference number "15-2016" to "15-2019"; and]
2557 [(b)  standard reference number "34-2016" to "34-2019";]
2558 [(9)] (8)  In IMC, Chapter 15 is amended by adding the following referenced standard H.B. 532
Enrolled Copy
- 98 -
2559to CSA:
2560 
"Standard reference
number
Title	Referenced in code
section number
2561 
CSA: CSA C22.2
60335-2-40-2019
Standard for Household and Similar
Electrical Appliances, Part 2-40:
Particular Requirements for Electrical
Heat Pumps, Air-Conditioners and
Dehumidifiers – 3rd Edition
M1403.1, M1412.1,
M1413.1"
2562 [(10)] (9)  In IMC, Chapter 15 is amended by adding the following referenced standard
2563to UL:
2564 
"Standard reference
number
Title	Referenced in code
section number
2565 
UL: 60335-2-40-2019Standard for Household and Similar
Electrical Appliances, Part 2-40:
Particular Requirements for Electrical
Heat Pumps, Air-Conditioners and
Dehumidifiers – 3rd Edition
M1403.1, M1412.1,
M1413.1"
2566 Section 27.  Section 15A-3-601 is amended to read:
2567 15A-3-601.  General provisions.
2568 The following are adopted as amendments to the NEC to be applicable statewide:
2569 (1)  The IRC provisions are adopted as the residential electrical standards applicable to
2570residential installations under the IRC.  All other installations shall comply with the adopted
2571NEC.
2572 (2)  In NEC, Section 210.8(A), the words "through 250-volt" are deleted.
2573 (3)  In NEC, Section 210.8(A)(5), the word "Basements" is deleted and replaced with Enrolled Copy	H.B. 532
- 99 -
2574"Unfinished portions or areas of the basement not intended as habitable rooms."
2575 (4)  In NEC, Section 210.8(F), is deleted.
2576 (5)  NEC, Sections 210.52(C)(2) and (3) are deleted and replaced with the following:
2577 "210.52(C)(2) Island and peninsular countertops and Work Surfaces. Receptacle
2578outlets, if installed to serve an island or peninsular countertop or work surface, shall be
2579installed in accordance with 210.52(C)(3). If a receptacle outlet is not provided to serve an
2580island or peninsular countertop or work surface, provisions shall be provided at the island or
2581peninsula for future addition of a receptacle outlet to serve the island or peninsular countertop
2582or work surface.
2583 210.2(C)(3) Receptacle outlet location. Receptacle outlets shall be located in one or
2584more of the following:
2585 (1) On or above, but not more than 500 mm (20 inches) above a countertop or work
2586surface.
2587 (2) In a countertop using receptacle assemblies listed for use in countertops.
2588 (3) In a work surface using receptacle outlet assemblies listed for use in work surfaces
2589or listed for use in countertops.
2590 Receptacle outlets rendered not readily accessible by appliances fastened in place,
2591appliance garages, sinks, or range tops as covered in the exception to 210.52(C)(1), occupying
2592assigned spaces shall not be considered as these required outlets.
2593 Exception: In dwelling units designed to be accessible to persons with disabilities,
2594receptacles shall be permitted to be installed not more than 300 mm (12 inches) below the
2595countertop or work surface. Receptacles installed below a countertop or work surface shall not
2596be located where the countertop or work surface extends more than 150 mm (6 inches) beyond
2597its support or base.
2598 (6)  NEC, Section 210.12, is deleted.
2599 [(5)] (7)  NEC, Section 210.65, is deleted.
2600 [(6)] (8)  In NEC, Section 230.67, is deleted. H.B. 532
Enrolled Copy
- 100 -
2601 [(7)] (9)  In NEC, Section 314.27(C), is deleted and replaced with the following:
2602"314.27(C) Boxes at Ceiling-Suspended (Paddle) Fan Outlets. Outlet boxes or outlet box
2603systems used as the sole support of a ceiling-suspended (paddle) fan shall be listed, shall be
2604marked by their manufacturer as suitable for this purpose, and shall not support
2605ceiling-suspended (paddle) fans that weigh more than 32 kg (70 lb). For outlet boxes or outlet
2606box systems designed to support ceiling-suspended (paddle) fans that weigh more than 16 kg
2607(35 lb), the required marking shall include the maximum weight to be supported."
2608 [(8)] (10)  In NEC, Section 406.9(C), is deleted and replaced with the following:
2609"406.9(C) Bathtub and Shower Space. Receptacles shall not be installed within or directly over
2610a bathtub or shower stall."
2611 Section 28.  Section 15A-3-701 is amended to read:
2612 15A-3-701.  General provisions.
2613 The following is adopted as an amendment to the IECC to be applicable statewide:
2614 [(1)  In IECC, Section C403.11.2.3, the words "by the designer" are deleted.]
2615 [(2)] (1)  IECC, Section C405.11, is deleted and replaced with the following: "C405.11
2616Automatic receptacle control. Automatic receptacle control to be optional and decided by
2617property owner."
2618 (2)  In IECC, Section R103.2, all words after the words "herein governed." are deleted
2619and replaced with the following: "Construction documents include all documentation required
2620to be submitted in order to issue a building permit."
2621 (3)  In IECC, Section R303.3, all wording after the first sentence is deleted.
2622 (4)  In IECC, Section R401.2, a new number 4 is added as follows:
2623 "4.  Compliance may be shown by demonstrating a result, using the software
2624RESCheck 2012 Utah Energy Conservation Code, of:
2625 (a)  on or after January 1, 2017, and before January 1, 2019, "3 percent better than
2626code";
2627 (b)  on or after January 1, 2019, and before January 1, 2021, "4 percent better than Enrolled Copy	H.B. 532
- 101 -
2628code"; and
2629 (c)  after January 1, 2021, "5 percent better than code"."
2630 (5)  In IECC, Table R402.2, in the column entitled MASS WALL R-VALUE, a new
2631footnote j is added as follows:
2632 "j. Log walls complying with ICC400 and with a minimum average wall thickness of 5
2633inches or greater shall be permitted in Zones 5 through 8 when overall window glazing has a
2634.31 U-factor or lower, minimum heating equipment efficiency is, for gas, 90 AFUE, or, for oil,
263584 AFUE, and all other component requirements are met."
2636 (6)  In IECC, Section R402.2.1, a new section is added as follows: "R402.2.1.1.
2637Unvented attic and unvented enclosed rafter assemblies. Unvented attic and unvented enclosed
2638rafter assemblies conforming to Section R806.5 shall be provided with an R-value of R-22
2639(maximum U-Factor of 0.045) in Climate Zone 3-B or an R-value of R-26 (maximum U-factor
2640of 0.038) in Climate Zones 5-B and 6-B provided all the following conditions are met:
2641 1. The unvented attic assembly complies with the requirements of the International
2642Residential Code, Section R806.5.
2643 2. The house shall attain a blower door test result < 2.5ACH 50.
2644 3. The house shall require a whole house mechanical ventilation system that does not
2645rely solely on a negative pressure strategy (must be positive, balanced or hybrid).
2646 4. Where insulation is installed below the roof deck and the exposed portion of roof
2647rafters are not already covered by the R-20 depth of the air-impermeable insulation, the
2648exposed portion of the roof rafters shall be wrapped (covered) by minimum R-3 unless directly
2649covered by drywall/finished ceiling. Roof rafters are not required to be covered by minimum
2650R-3 if a continuous insulation is installed above the roof deck.
2651 5. Indoor heating, cooling and ventilation equipment (including ductwork) shall be
2652inside the building thermal envelope.
2653 (7)  In IECC, Section R402.4.1, in the first sentence, the word "and" is deleted and
2654replaced with the word "or". H.B. 532
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2655 [(7)] (8)  In IECC, Section R402.4.1.1, the last sentence is deleted and replaced with the
2656following: "Where allowed by the code official, the builder may certify compliance to
2657components criteria for items which may not be inspected during regularly scheduled
2658inspections."
2659 [(8)] (9)  In IECC, Section R402.4.1.2, the following changes are made:
2660 (a)  In the first sentence:
2661 (i)  "The building or dwelling unit" is deleted and replaced with "A single-family
2662dwelling";
2663 (ii)  after January 1, 2019, replace the word "five" with "3.5"; and
2664 (iii)  the words "in Climate Zones 1 and 2, and three air changes per hour in Climate
2665Zones 3 through 8" are deleted.
2666 (b)  The following sentence is inserted after the first sentence: "A multi-family dwelling
2667and townhouse shall be tested and verified as having an air leakage rate of not exceeding five
2668air changes per hour."
2669 (c)  In the third sentence, the word "third" is deleted.
2670 (d)  The following sentence is inserted after the third sentence: "The following parties
2671shall be approved to conduct testing: Parties certified by BPI or RESNET, or licensed
2672contractors who have completed training provided by Blower Door Test equipment
2673manufacturers or other comparable training."
2674 [(9)] (10)  In IECC, Section R403.3.3[:], the exception for duct air leakage testing is
2675deleted and replaced with the following:
2676 [(a)  the exception for duct air leakage testing is deleted; and]
2677 [(b)  the exception for duct air leakage is replaced:]
2678 [(i)] (a)  on or after January 1, 2017, and before January 1, 2019, with the following:
2679"Exception: The total leakage test is not required for systems with all air handlers and at least
268065% of all ducts (measured by length) located entirely within the building thermal envelope.";
2681 [(ii)] (b)  on or after January 1, 2019, and before January 1, 2021, with the following: Enrolled Copy	H.B. 532
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2682"Exception: The duct air leakage test is not required for systems with all air handlers and at
2683least 75% of all ducts (measured by length) located entirely within the building thermal
2684envelope."; and
2685 [(iii)] (c)  on or after January 1, 2021, with the following: "Exception: The duct air
2686leakage test is not required for systems with all air handlers and at least 80% of all ducts
2687(measured by length) located entirely within the building thermal envelope."
2688 [(10)] (11)  In IECC, Section R403.3.3, the following is added after the exception:
2689 "The following parties shall be approved to conduct testing:
2690 1. Parties certified by BPI or RESNET.
2691 2. Licensed contractors who have completed training provided by Duct Test equipment
2692manufacturers or other comparable training."
2693 [(11)] (12)  In IECC, Section R403.3.4:
2694 (a)  in Subsection 1, the number 4 is changed to 8, the number 113.3 is changed to 170,
2695the number 3 is changed to 6, and the number 85 is changed to 114.6; and
2696 (b)  in Subsection 2:
2697 (i)  on or after January 1, 2017, and before January 1, 2019, the number 4 is changed to
26988 and the number 113.3 is changed to 226.5;
2699 (ii)  on or after January 1, 2019, and before January 1, 2021, the number 4 is changed to
27007 and the number 113.3 is changed to 198.2; and
2701 (iii)  on or after January 1, 2021, the number 4 is changed to 6 and the number 113.3 is
2702changed to 169.9.
2703 [(12)] (13)  In IECC, Section R403.3.5, the words "or plenums" are deleted.
2704 [(13)] (14)  In IECC, Section R403.5.3, Subsection 5 is deleted and Subsections 6 and 7
2705are renumbered.
2706 [(14)] (15)  IECC, Section R403.6.1, is deleted and replaced with the following:
2707"R403.6.1 Whole-house mechanical ventilation system fan efficacy. Fans used to provide
2708whole-house mechanical ventilation shall meet the efficacy requirements of Table R403.6.1. H.B. 532
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2709 Exception: Where an air handler that is integral to tested and listed HVAC equipment is
2710used to provide whole-house mechanical ventilation, the air handler shall be powered by an
2711electronically commutated motor."
2712 [(15)] (16)  In IECC, Section R403.6.1, the table is deleted and replaced with the
2713following:
2714 "TABLE R403.6.1
2715 MECHANICAL VENTILATION SYSTEM FAN EFFICACY
2716 
FAN LOCATION AIR FLOW RATE
MINIMUM (CFM)
MINIMUM
EFFICACY
(CFM/WATT)
AIR FLOW RATE
MAXIMUM (CFM)
2717 HRV or ERV Any 1.2 cfm/watt Any
2718 Range hoods Any 2.8 cfm/watt Any
2719 In-line fan Any 2.8 cfm/watt Any
2720 Bathroom, utility room 10 1.4 cfm/watt <90
2721 Bathroom, utility room 90 2.8 cfm/watt Any"
2722 [(16)] (17)  In IECC, Section [R406.4] R406.5, the table is deleted and replaced with
2723the following:
2724 "TABLE [R406.4] R406.5
2725 MAXIMUM ENERGY RATING INDEX
2726 CLIMATE ZONE	ENERGY RATING INDEX
2727 	3	65
2728 	5	69
2729 	6	68"
2730 (18)  A new IECC, Section R403.7.1, is added as follows: "R403.7.1 Qualifications. An
2731individual performing load calculations shall be qualified by completing HVAC training from
2732one of the following: Enrolled Copy	H.B. 532
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2733 1. HVAC load calculation education from ACCA;
2734 2. A recognized educational institution;
2735 3. HVAC equipment manufacturer's training; or
2736 4. Other recognized industry certification."
2737 Section 29.  Section 15A-3-801 is amended to read:
2738 15A-3-801.  General provisions.
2739The following are adopted as amendments to the IEBC and are applicable statewide:
2740 (1)  In Section 202, the following definition is added: "BUILDING OFFICIAL.  See
2741Code Official."
2742 (2)  In Section 202, the definition for "code official" is deleted and replaced with the
2743following:
2744 "CODE OFFICIAL.  The officer or other designated authority having jurisdiction
2745(AHJ) charged with the administration and enforcement of this code."
2746 (3)  In Section 202, the definition for existing buildings is deleted and replaced with the
2747following:
2748 "EXISTING BUILDING.  A building that is not a dangerous building and that was
2749either lawfully erected under a prior adopted code, or deemed a legal non-conforming building
2750by the code official."
2751 (4)  In Section 301.3, the exception is deleted.
2752 (5)  In Section 305.4.2, number 7 is added after number 6 as follows: "7. When a
2753change of occupancy in a building or portion of a building results in a Group R-2 occupancy,
2754not less than 20% of the dwelling or sleeping units shall be Type-B dwelling or sleeping units.
2755These dwelling or sleeping units may be located on any floor of the building provided with an
2756accessible route. Two percent, but not less than one unit, of the dwelling or sleeping units shall
2757be Type-A dwelling units."
2758 (6)  Section 503.6 is deleted and replaced with the following:
2759 "503.6 Bracing for unreinforced masonry parapets and other appendages upon H.B. 532
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2760reroofing.
2761 Where the intended alteration requires a permit for reroofing and involves removal of
2762roofing materials from more than 25% of the roof area of a building assigned to Seismic
2763Design Category D, E, or F that has parapets constructed of unreinforced masonry or
2764appendages such as cornices, spires, towers, tanks, signs, statuary, etc., the work shall include
2765installation of bracing to resist out-of-plane seismic forces, unless an evaluation demonstrates
2766compliance of such items. Reduced seismic forces are permitted for design purposes."
2767 (7)  In Section 705.1, Exception number 3, the following is added at the end of the
2768exception:
2769 "This exception does not apply if the existing facility is undergoing a change of
2770occupancy classification."
2771 (8)  Section 706.3.1 is deleted and replaced with the following:
2772 "706.3.1 Bracing for unreinforced masonry bearing wall parapets and other appendages.
2773 Where a permit is issued for reroofing more than 25 percent of the roof area of a
2774building assigned to Seismic Design Category D, E, or F that has parapets constructed of
2775unreinforced masonry or appendages such as cornices, spires, towers, tanks, signs, statuary,
2776etc., the work shall include installation of bracing to resist the reduced International Building
2777Code level seismic forces as specified in Section 303 of this code unless an evaluation
2778demonstrates compliance of such items."
2779 (9)  Section 906.6 is deleted and replaced with the following:
2780 "906.6 Bracing for unreinforced masonry parapets and other appendages upon
2781reroofing.
2782 Where the intended alteration requires a permit for reroofing and involves removal of
2783roofing materials from more than 25% of the roof area of a building assigned to Seismic
2784Design Category D, E, or F that has parapets constructed of unreinforced masonry or
2785appendages such as cornices, spires, towers, tanks, signs, statuary, etc., the work shall include
2786installation of bracing to resist out-of-plane seismic forces, unless an evaluation demonstrates Enrolled Copy	H.B. 532
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2787compliance with such items. Reduced seismic forces are permitted for design purposes."
2788 (10) (a)  Section 1006.3 is deleted and replaced with the following:
2789 "1006.3 Seismic Loads. Where a change of occupancy results in a building being
2790assigned to a higher risk category, or when a change of occupancy results in a design occupant
2791load increase of 100% or more, the building shall satisfy the requirements of Section 1613 of
2792the International Building Code using full seismic forces."
2793 (b)  Section 1006.3, exceptions 1 through 3 remain unchanged.
2794 (c)  In Section 1006.3, add a new exception [4] 5 as follows:
2795 "[4] 5. Where the design occupant load increase is less than 25 occupants and the
2796occupancy category does not change."
2797 (11)  In Section 1012.7.3, exception 2 is deleted.
2798 Section 30.  Section 15A-3-1001 is amended to read:
2799 15A-3-1001.  General provisions.
2800 (1)  In ISPSC, Section 202, the following definition is added for private residential
2801swimming pool: "PRIVATE RESIDENTIAL SWIMMING POOL. A swimming pool, spa
2802pool, or wading pool used only by an individual, family, or living unit members and guests, but
2803not serving any type of multiple unit housing complex of four or more living units."
2804 (2)  In ISPSC, Section 202, the definition for Residential Swimming Pool (Residential
2805Pool) is deleted and replaced with the following: "See the definition for Private Residential
2806Swimming Pool."
2807 (3)  In ISPSC, Section 320.1, the following changes are made:
2808 (a)  the words "or storm" are deleted;
2809 (b)  the words "onsite waste water" are added before the word "disposal"; and
2810 (c)  the words "or shall be disposed of by other means approved by the state or local
2811authority" are deleted.
2812 Section 31.  Effective date.
2813 This bill takes effect on July 1, 2023. H.B. 532
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2814