104TH GENERAL ASSEMBLY State of Illinois 2025 and 2026 HB1827 Introduced , by Rep. William "Will" Davis SYNOPSIS AS INTRODUCED: 35 ILCS 200/Art. 9 Div. 6 heading new35 ILCS 200/9-280 new35 ILCS 200/9-281 new Amends the Property Tax Code. Provides that, in counties with 3,000,000 or more inhabitants, taxpayers of income-producing property shall submit income and expense data annually to the chief county assessment officer on or before July 1 of each year. Provides that, in counties of fewer than 3,000,000 inhabitants, the county board may provide by ordinance or resolution that taxpayers of income-producing property shall submit income and expense data annually to the chief county assessment officer on or before March 31 of each year. Contains certain exceptions. Effective immediately. LRB104 03520 HLH 13543 b A BILL FOR 104TH GENERAL ASSEMBLY State of Illinois 2025 and 2026 HB1827 Introduced , by Rep. William "Will" Davis SYNOPSIS AS INTRODUCED: 35 ILCS 200/Art. 9 Div. 6 heading new35 ILCS 200/9-280 new35 ILCS 200/9-281 new 35 ILCS 200/Art. 9 Div. 6 heading new 35 ILCS 200/9-280 new 35 ILCS 200/9-281 new Amends the Property Tax Code. Provides that, in counties with 3,000,000 or more inhabitants, taxpayers of income-producing property shall submit income and expense data annually to the chief county assessment officer on or before July 1 of each year. Provides that, in counties of fewer than 3,000,000 inhabitants, the county board may provide by ordinance or resolution that taxpayers of income-producing property shall submit income and expense data annually to the chief county assessment officer on or before March 31 of each year. Contains certain exceptions. Effective immediately. LRB104 03520 HLH 13543 b LRB104 03520 HLH 13543 b A BILL FOR 104TH GENERAL ASSEMBLY State of Illinois 2025 and 2026 HB1827 Introduced , by Rep. William "Will" Davis SYNOPSIS AS INTRODUCED: 35 ILCS 200/Art. 9 Div. 6 heading new35 ILCS 200/9-280 new35 ILCS 200/9-281 new 35 ILCS 200/Art. 9 Div. 6 heading new 35 ILCS 200/9-280 new 35 ILCS 200/9-281 new 35 ILCS 200/Art. 9 Div. 6 heading new 35 ILCS 200/9-280 new 35 ILCS 200/9-281 new Amends the Property Tax Code. Provides that, in counties with 3,000,000 or more inhabitants, taxpayers of income-producing property shall submit income and expense data annually to the chief county assessment officer on or before July 1 of each year. Provides that, in counties of fewer than 3,000,000 inhabitants, the county board may provide by ordinance or resolution that taxpayers of income-producing property shall submit income and expense data annually to the chief county assessment officer on or before March 31 of each year. Contains certain exceptions. Effective immediately. LRB104 03520 HLH 13543 b LRB104 03520 HLH 13543 b LRB104 03520 HLH 13543 b A BILL FOR HB1827LRB104 03520 HLH 13543 b HB1827 LRB104 03520 HLH 13543 b HB1827 LRB104 03520 HLH 13543 b 1 AN ACT concerning revenue. 2 Be it enacted by the People of the State of Illinois, 3 represented in the General Assembly: 4 Section 5. The Property Tax Code is amended by adding 5 Division 6 to Article 9 as follows: 6 (35 ILCS 200/Art. 9 Div. 6 heading new) 7 Division 6. Income-Producing Property 8 (35 ILCS 200/9-280 new) 9 Sec. 9-280. Definitions. As used in this Division 6: 10 "Expenses" means expenditures necessitated by the 11 operation of the real property itself that reduce the income 12 to the property owner or lessee. "Expenses" includes 13 management fees, reserves for replacement, maintenance, 14 property taxes, and insurance. "Expenses" does not include 15 debt service, reserves for building additions, or income tax. 16 "Income" means real property revenue that is directed to 17 or received by the property owner in the form of rent from 18 unrelated persons or entities and ancillary revenue to the 19 owner from unrelated persons or entities that is generated 20 exclusively from the operation of the real property itself, 21 such as revenue from parking or other amenities provided to or 22 for the benefit of the property's tenants. "Income" does not 104TH GENERAL ASSEMBLY State of Illinois 2025 and 2026 HB1827 Introduced , by Rep. William "Will" Davis SYNOPSIS AS INTRODUCED: 35 ILCS 200/Art. 9 Div. 6 heading new35 ILCS 200/9-280 new35 ILCS 200/9-281 new 35 ILCS 200/Art. 9 Div. 6 heading new 35 ILCS 200/9-280 new 35 ILCS 200/9-281 new 35 ILCS 200/Art. 9 Div. 6 heading new 35 ILCS 200/9-280 new 35 ILCS 200/9-281 new Amends the Property Tax Code. Provides that, in counties with 3,000,000 or more inhabitants, taxpayers of income-producing property shall submit income and expense data annually to the chief county assessment officer on or before July 1 of each year. Provides that, in counties of fewer than 3,000,000 inhabitants, the county board may provide by ordinance or resolution that taxpayers of income-producing property shall submit income and expense data annually to the chief county assessment officer on or before March 31 of each year. Contains certain exceptions. Effective immediately. LRB104 03520 HLH 13543 b LRB104 03520 HLH 13543 b LRB104 03520 HLH 13543 b A BILL FOR 35 ILCS 200/Art. 9 Div. 6 heading new 35 ILCS 200/9-280 new 35 ILCS 200/9-281 new LRB104 03520 HLH 13543 b HB1827 LRB104 03520 HLH 13543 b HB1827- 2 -LRB104 03520 HLH 13543 b HB1827 - 2 - LRB104 03520 HLH 13543 b HB1827 - 2 - LRB104 03520 HLH 13543 b 1 include revenue generated from personal property, including 2 but not limited to, revenue from a business enterprise that is 3 operated on the real property or improvements made to the 4 property by a tenant. 5 "Income and expense data" means data that identifies 6 income and expenses as defined in this Section. Income and 7 expense data may be found in annual reports, income and 8 expense statements, and Internal Revenue Service Schedule E or 9 Schedule 8825 tax forms for income-producing property for the 10 immediately preceding year. "Income and expense data" also 11 includes data from rent rolls for the current and immediately 12 preceding year. Income and expense data may be based on a 13 calendar or fiscal year. 14 "Income-producing property" means property that is not 15 owner-occupied, as defined in this Section, and is owned for 16 the purpose of generating income from the property itself, 17 whether or not such property actually generates income in a 18 particular year. "Income-producing property" does not include: 19 (1) property with a market value of $500,000 or less 20 in the most recent assessment year for which an assessment 21 is certified exclusive of any adjustments to assessed 22 value by a board of review, the Property Tax Appeal Board, 23 or the circuit court; 24 (2) residential property containing 6 or fewer 25 dwelling units; 26 (3) property assessed under Article 10 of this Code HB1827 - 2 - LRB104 03520 HLH 13543 b HB1827- 3 -LRB104 03520 HLH 13543 b HB1827 - 3 - LRB104 03520 HLH 13543 b HB1827 - 3 - LRB104 03520 HLH 13543 b 1 and stadiums that are not qualified property under Section 2 10-215 that have a seating capacity of 20,000 or more and 3 host major professional sporting events; 4 (4) property that is assessed by the Department under 5 Article 11 of this Code; 6 (5) property that is owned or leased by a hospital 7 licensed under the Hospital Licensing Act or operated 8 under the University of Illinois Hospital Act, including 9 any hospital affiliate that directly or indirectly 10 controls, is controlled by, or is under common control 11 with a hospital; or 12 (6) property that is owned or leased by a facility 13 licensed under the Nursing Home Care Act that is an 14 intermediate or skilled facility. 15 "Net rentable area" means the square footage of an 16 improvement that may be leased or rented to tenants and 17 excludes common areas, such as elevators, stairways, and 18 atriums. 19 "Owner-occupied" means real property that is used or 20 occupied exclusively by a record owner or related entity or 21 real property where 80% or more of the net rentable area of the 22 property is occupied or held for future use by the record owner 23 of the property or a related person or entity as described in 24 subsection (b) of Section 267 of the Internal Revenue Code. If 25 more than 20% of the net rentable area of a property is subject 26 to an existing lease or is subject to short term rental of the HB1827 - 3 - LRB104 03520 HLH 13543 b HB1827- 4 -LRB104 03520 HLH 13543 b HB1827 - 4 - LRB104 03520 HLH 13543 b HB1827 - 4 - LRB104 03520 HLH 13543 b 1 property by an unrelated entity, the property is not 2 considered owner-occupied for purposes of this Division. 3 "Property" has the meaning set forth in Section 1-130 of 4 this Code and includes contiguous parcels or property index 5 numbers that comprise one functional property location. 6 "Taxpayer" means the record owner of income-producing 7 property. The owner or lessee, whoever is contractually 8 obligated to pay property taxes directly to the county 9 treasurer, shall be required under this Article to submit 10 income and expense data that is within its possession and 11 control to the chief county assessment officer for the 12 relevant portion of the property over which it exercises 13 control. 14 15 (35 ILCS 200/9-281 new) 16 Sec. 9-281. Income-producing properties. 17 (a) In counties with 3,000,000 or more inhabitants, 18 taxpayers or lessees who are contractually obligated to pay 19 property taxes of income-producing property shall submit 20 income and expense data annually to the chief county 21 assessment officer on or before July 1 of each year, except as 22 otherwise provided in this Division. In the first year 23 following the effective date of this amendatory Act of the 24 104th General Assembly, income and expense data shall be 25 submitted by September 1. If a taxpayer or party who is HB1827 - 4 - LRB104 03520 HLH 13543 b HB1827- 5 -LRB104 03520 HLH 13543 b HB1827 - 5 - LRB104 03520 HLH 13543 b HB1827 - 5 - LRB104 03520 HLH 13543 b 1 contractually obligated to pay property taxes is required to 2 submit income and expense data under this Article in 3 accordance with Section 9-280, the chief county assessment 4 officer shall notify, by certified mail, the record owner of 5 income-producing property at least 60 days prior to the date 6 for submission of the obligation to submit income and expense 7 data. Notice shall include the deadline for submission. If an 8 owner of record claims that another party is obligated to pay 9 property taxes directly to the county treasurer for all or a 10 portion of the property, then the owner shall send to the 11 obligated party a copy of the notice received from the chief 12 county assessment officer of the obligation to submit income 13 and expense data. The taxpayer or obligated party shall submit 14 income and expense data to the chief county assessment officer 15 in accordance with this Section for the relevant portion of 16 the property for which the taxpayer or obligated party is 17 required to pay the property taxes and exercises control over 18 such property, identified by parcel and area. 19 The chief county assessment officer may extend the time 20 within which taxpayers are required to submit income and 21 expense data under this Section. 22 If the taxpayer's books and records reflecting the 23 operation of the property are maintained on a calendar year 24 basis, the statement of income and expense data shall be for 25 the last full calendar year preceding the date that the 26 statement is submitted. If the taxpayer's books and records HB1827 - 5 - LRB104 03520 HLH 13543 b HB1827- 6 -LRB104 03520 HLH 13543 b HB1827 - 6 - LRB104 03520 HLH 13543 b HB1827 - 6 - LRB104 03520 HLH 13543 b 1 reflecting the operation of the property are maintained on a 2 fiscal year basis for federal income tax purposes, the 3 statement of income and expense data shall be the last full 4 fiscal year preceding the date when the statement is 5 submitted. 6 The taxpayer or obligated party shall certify under oath 7 in a signed attestation that the statements set forth in 8 income and expense data submitted under this Article are true, 9 accurate, and complete to the best of his or her knowledge 10 except as to matters stated to be upon information and belief 11 and, as to such matters, the taxpayer or obligated party shall 12 certify that he or she believes the same to be true, accurate, 13 and complete. 14 (b) In counties of fewer than 3,000,000 inhabitants, the 15 county board may provide by ordinance or resolution that 16 taxpayers of income-producing property shall submit income and 17 expense data annually to the chief county assessment officer 18 on or before March 31 of each year. If a taxpayer or party who 19 is contractually obligated to pay taxes is required to submit 20 income and expense data under this Article, the chief county 21 assessment officer shall notify the taxpayer of that fact by 22 certified mail within 60 days of the due date for income and 23 expense data. Notice shall include the deadline for such 24 submission. If an owner of record claims that another party is 25 obligated to pay property taxes directly to the county 26 treasurer, then the owner shall send to the obligated party a HB1827 - 6 - LRB104 03520 HLH 13543 b HB1827- 7 -LRB104 03520 HLH 13543 b HB1827 - 7 - LRB104 03520 HLH 13543 b HB1827 - 7 - LRB104 03520 HLH 13543 b 1 copy of any notice received from the chief county assessment 2 officer of the obligation to submit income and expense data. 3 The taxpayer or obligated party shall submit income and 4 expense data to the chief county assessment officer in 5 accordance with this Division for the relevant portion of the 6 property for which the taxpayer or obligated party is required 7 to pay the property taxes and exercises control over such 8 property, identified by parcel and area. 9 The chief county assessment officer may extend the time 10 within which taxpayers are required to submit income and 11 expense data under this Section. 12 If the taxpayer's books and records reflecting the 13 operation of the property are maintained on a calendar year 14 basis, the statement of income and expense data shall be for 15 the last full calendar year preceding the date that the 16 statement is submitted. If the taxpayer's books and records 17 reflecting the operation of the property are maintained on a 18 fiscal year basis for federal income tax purposes, the 19 statement of income and expense data shall be the last full 20 fiscal year preceding the date when the statement is 21 submitted. 22 The taxpayer or obligated party shall certify under oath 23 in a signed attestation that the statements set forth in 24 income and expense data submitted under this Article are true, 25 accurate, and complete, to the best of his or her knowledge 26 except as to matters stated to be upon information and belief HB1827 - 7 - LRB104 03520 HLH 13543 b HB1827- 8 -LRB104 03520 HLH 13543 b HB1827 - 8 - LRB104 03520 HLH 13543 b HB1827 - 8 - LRB104 03520 HLH 13543 b 1 and, as to such matters, the taxpayer or obligated party shall 2 certify that he or she believes the same to be true, accurate, 3 and complete. 4 Subsections (c) through (i) of this Section shall also 5 apply in counties that have adopted by ordinance or resolution 6 the requirements of this Section. 7 (c) The chief county assessment officer of a county that 8 is subject to this Section shall establish rules that specify 9 the manner of submission of income and expense data and 10 provide for the administration of the provisions of this 11 Section in the county. Income and expense data shall be 12 submitted in electronic form unless waived by the chief county 13 assessment officer. 14 The chief county assessment officer shall maintain a copy 15 of its rules for public review and shall place a copy of those 16 rules and any amended rules on his or her website. 17 (d) If a taxpayer or obligated party fails to submit 18 income and expense data as required under this Section or as 19 required after the adoption of a county board ordinance or 20 resolution under this Section, within the time prescribed, or 21 within an extended period as permitted by the chief county 22 assessment officer, the assessor shall send notice by 23 certified mail to such taxpayer of the failure to comply. If 24 the taxpayer or obligated party fails to submit the required 25 data within 60 days after such notice is sent, fails to provide 26 documentation of another taxpayer's obligation to submit HB1827 - 8 - LRB104 03520 HLH 13543 b HB1827- 9 -LRB104 03520 HLH 13543 b HB1827 - 9 - LRB104 03520 HLH 13543 b HB1827 - 9 - LRB104 03520 HLH 13543 b 1 income and expense data, or fails to adequately explain why no 2 submission is required, the taxpayer or obligated party shall 3 pay a penalty to the chief county assessment officer of 0.025% 4 of the prior year's market value as indicated by the most 5 recent certified assessed value for the property at issue, but 6 in no case shall the taxpayer or obligated party be required to 7 pay more than its proportional share of a maximum penalty of 8 $10,000 per property. A taxpayer or obligated party who fails 9 to submit income and expense data in accordance with this 10 provision shall only be required to pay a penalty on the 11 portion of the property's value for which the taxpayer or 12 obligated party is required to pay taxes. 13 A taxpayer or obligated party may contest the penalty and 14 requirement to report income and expense data in a particular 15 year and submit evidence to the chief county assessment 16 officer in support of a contention that the taxpayer or 17 obligated party was not required to submit income and expense 18 data, that another party was required to submit income and 19 expense data for such property, or that the submission of 20 income and expense data complies with this requirement based 21 on available documentation. The chief county assessment 22 officer shall review the taxpayer or obligated party's 23 submission and other submissions for the property for the tax 24 year at issue, and determine whether the taxpayer or obligated 25 party provided sufficient evidence that he or she was not 26 required to report income and expense data or that the HB1827 - 9 - LRB104 03520 HLH 13543 b HB1827- 10 -LRB104 03520 HLH 13543 b HB1827 - 10 - LRB104 03520 HLH 13543 b HB1827 - 10 - LRB104 03520 HLH 13543 b 1 submission complies based on available documentation. 2 If a taxpayer or obligated party is dissatisfied with a 3 decision of the chief county assessment officer of the 4 requirement to submit income and expense data, the taxpayer or 5 obligated party may request review of that decision. Upon such 6 request, at least 30 days' notice shall be provided to the 7 taxpayer or obligated party of a hearing to be conducted by a 8 hearing officer designated by the chief county assessment 9 officer. If dissatisfied with a hearing officer's decision, 10 the taxpayer or obligated party may appeal such decision to 11 the circuit court of the county where the property is located 12 as a final administrative decision under the Administrative 13 Review Law. If a party is unsuccessful at the hearing, the 14 penalty imposed under this Section shall bear interest at 15 0.05% per month thereafter, beginning 21 days after the date 16 of decision, or 21 days after the date of the issuance of a 17 final decision on administrative review. 18 The State's Attorney of the county in which the property 19 is located shall have power to act on behalf of the People and 20 the chief county assessment officer to enforce the provisions 21 of this Section, including the power to compel by subpoena the 22 production of taxpayer income and expense data that is 23 required to be produced under this Section. 24 The chief county assessment officer may audit the income 25 and expense data submitted by taxpayers to verify its accuracy 26 by requesting documentation in support of submissions. HB1827 - 10 - LRB104 03520 HLH 13543 b HB1827- 11 -LRB104 03520 HLH 13543 b HB1827 - 11 - LRB104 03520 HLH 13543 b HB1827 - 11 - LRB104 03520 HLH 13543 b 1 (e) Penalty and interest collected by the chief county 2 assessment officer under this Section for a taxpayer's or 3 obligated party's failure to timely submit income and expense 4 data shall be collected in the same manner as other fees 5 collected by the chief county assessment officer. Such revenue 6 shall be deposited with the county treasurer in the county 7 general fund of the county in which the property is located, 8 with 75% of the revenue to be used for the benefit of the 9 office of the chief county assessment officer and 25% to be 10 used for the benefit of the county. 11 (f) Any personal data such as federal identification or 12 social security numbers and income tax forms or data that are 13 included in income and expense data produced under this 14 Section shall be deemed private information and exempt from 15 disclosure under the Freedom of Information Act. Income and 16 expense data submitted pursuant to this Article shall not be 17 subject to disclosure by the chief county assessment officer 18 in accordance with the Freedom of Information Act and other 19 applicable law, or pursuant to court order in a tax or other 20 matter. Nothing in this Section prohibits a chief county 21 assessment officer from disclosing compiled and anonymized 22 income and expense data as provided in this Section. 23 (g) The income and expense data submitted pursuant to this 24 Section shall be processed and used as follows: 25 (1) Income and expense data in its original form in 26 which the taxpayer, obligated party and the property in HB1827 - 11 - LRB104 03520 HLH 13543 b HB1827- 12 -LRB104 03520 HLH 13543 b HB1827 - 12 - LRB104 03520 HLH 13543 b HB1827 - 12 - LRB104 03520 HLH 13543 b 1 question is identified shall not be used for purposes of 2 assessing individual properties. The chief county 3 assessment officer shall compile and anonymize income and 4 expense data that is collected under this Division and 5 shall cause such information to be published annually. 6 Compiled and anonymized data may be used in the mass 7 appraisal or assessment of property. 8 The chief county assessment officer shall cause the 9 income and expense data to be compiled and anonymized in 10 accordance with statistical disclosure controls accepted 11 in the field that account for control of microdata and 12 quantitative and frequency tables in a manner that 13 considers individual property characteristics but prevents 14 the disclosure of individual property identity. Such 15 compilation and anonymization shall be performed by staff 16 who are not directly involved in the valuation of the type 17 of property for which the data has been submitted. The 18 chief county assessment officer shall publish the 19 procedures followed in compiling and anonymizing data. 20 (2) If a particular property is so unique in 21 characteristics, features, or location that the property 22 or its owner could be identified if the property's income 23 and expense data are included in compiled and anonymized 24 data that is made available to the public, township 25 assessors, or boards of review under this Section, the 26 income and expense data for that particular property shall HB1827 - 12 - LRB104 03520 HLH 13543 b HB1827- 13 -LRB104 03520 HLH 13543 b HB1827 - 13 - LRB104 03520 HLH 13543 b HB1827 - 13 - LRB104 03520 HLH 13543 b 1 not be included in compiled and anonymized data. 2 (3) Notwithstanding any other provision of this 3 Section, the taxpayer or obligated party of any property 4 for which income and expense data has been submitted shall 5 have the right at all times to: (i) obtain a copy of such 6 income and expense data as submitted, in its original 7 form, from the chief county assessment officer; (ii) file 8 such income and expense data in any public forum; or (iii) 9 authorize such filing or publication of the income and 10 expense data in any other manner that the owner may 11 choose. 12 The chief county assessment officer shall establish 13 and maintain reasonable security measures consistent with 14 State and local law and the Federal Information Security 15 Management Act to protect income and expense data. 16 (h) All information received by the chief county 17 assessment officer from income and expense data filed under 18 this Article shall be used only for official purposes. Any 19 person who divulges income and expense data submitted under 20 this Article other than as permitted in this Article, in 21 accordance with a proper judicial order, or as otherwise 22 provided by law, shall be guilty of a Class B misdemeanor and 23 subject to a fine not to exceed $7,500. 24 (i) The chief county assessment officer shall prepare a 25 summary report within 60 days of the completion of the first 26 assessment cycle in which income expense data is compiled HB1827 - 13 - LRB104 03520 HLH 13543 b HB1827- 14 -LRB104 03520 HLH 13543 b HB1827 - 14 - LRB104 03520 HLH 13543 b HB1827 - 14 - LRB104 03520 HLH 13543 b 1 under this Section and used in the assessment process, and 2 report findings to the Revenue committees of the Illinois 3 Senate and House of Representatives within 45 days thereafter. 4 The report shall document income and expense data collection, 5 changes in assessed or equalized assessed values that followed 6 the collection and use of compiled and anonymized income and 7 expense data for properties subject to reassessment, shall 8 compare reassessment year assessed or equalized assessed 9 values with values or equalized assessed values from the 10 immediately preceding reassessment cycle. The report shall 11 document any shifts in the percentage of commercial or 12 residential properties that comprise a portion of the total 13 assessed value or equalized assessed value of property within 14 the county. This report shall be produced annually following 15 the effective date of this amendatory Act of the 104th General 16 Assembly until all property located within a county subject to 17 this Section has been reassessed. HB1827 - 14 - LRB104 03520 HLH 13543 b