Date of enactment:
2023 Assembly Bill 869 Date of publication*:
2023 WISCONSIN ACT
AN ACT to renumber and amend 347.385 (1m) (b) and 347.385 (1m) (c); to amend 347.385 (title), 347.385 (2m),
347.385 (5) (a) and 347.385 (5) (b); and to create 347.385 (1m) (d), 347.385 (1m) (e), 347.385 (1m) (g), 347.385
(2r) and 347.385 (6) of the statutes; relating to: traffic control signal priority devices for snow removal vehicles.
The people of the state of Wisconsin, represented in
senate and assembly, do enact as follows:
SECTION 1. 347.385 (title) of the statutes is amended
to read:
347.385 (title) Auxiliary lamps on emergency
vehicles; traffic Traffic control signal emergency pre-
emption and priority devices.
SECTION 2. 347.385 (1m) (b) of the statutes is renum-
bered 347.385 (1m) (f) and amended to read:
347.385 (1m) (f) “Emergency Traffic control signal
preemption device” means a device, located on or within
a traffic control signal, that is designed to receive an elec-
tronic, radio, light, or sound transmission from an
approaching vehicle that alters the normal sequence of
the traffic control signal to provide or maintain a green
signal for the vehicle to proceed through the intersection.
SECTION 3. 347.385 (1m) (c) of the statutes is renum-
bered 347.385 (1m) (i) and amended to read:
347.385 (1m) (i) “Transmitter” means a device that
emits a signal for the purpose of activating an emergency
a traffic control signal preemption device or a traffic con-
trol signal priority device.
SECTION 4. 347.385 (1m) (d) of the statutes is created
to read:
347.385 (1m) (d) “Political subdivision” means a
county, city, village, or town.
SECTION 5. 347.385 (1m) (e) of the statutes is created
to read:
347.385 (1m) (e) “Snow removal vehicle” means
any vehicle equipped with a snowplow or anti−icing
equipment that is used by a political subdivision for snow
removal and is operated by a political subdivision or the
agent or lessee of a political subdivision.
SECTION 6. 347.385 (1m) (g) of the statutes is created
to read:
347.385 (1m) (g) “Traffic control signal priority
device” means a device, located on or within a traffic con-
trol signal, that is designed to receive an electronic, radio,
light, or sound transmission from an approaching vehicle
to request that a green signal be provided or maintained
for the vehicle to proceed through the intersection.
SECTION 7. 347.385 (2m) of the statutes is amended
to read:
347.385 (2m) An authorized emergency vehicle may
be equipped and operated with lamps designed and used,
or with any other transmitter designed and used, to acti-
vate emergency traffic control signal preemption
devices.
SECTION 8. 347.385 (2r) of the statutes is created to
read:
347.385 (2r) A snow removal vehicle equipped with
oscillating, rotating, or flashing lights that is actively
* Section 991.11, WISCONSIN STATUTES: Effective date of acts. “Every act and every portion of an act enacted by the legislature over the governor’s
partial veto which does not expressly prescribe the time when it takes effect shall take effect on the day after its date of publication.” − 2 −2023 Wisconsin Act 2023 Assembly Bill 869
engaged in snow removal activities may be equipped and
operated with lamps designed and used, or with any other
transmitter designed and used, to activate traffic control
signal priority devices.
SECTION 9. 347.385 (5) (a) of the statutes is amended
to read:
347.385 (5) (a) No person may operate upon a high-
way a motor vehicle, other than an authorized emergency
vehicle or snow removal vehicle, that is equipped with a
transmitter or in which a transmitter is located. This sub-
section does not apply to a motor carrier or person in the
business of selling transmitters to authorized users who
transports a transmitter in original, unopened packaging
or in an inoperative condition in an enclosed storage
compartment of the vehicle.
SECTION 10. 347.385 (5) (b) of the statutes is
amended to read:
347.385 (5) (b) No person may sell a transmitter
except for use for authorized purposes as described in
sub. (2m) or (2r).
SECTION 11. 347.385 (6) of the statutes is created to
read:
347.385 (6) The authority responsible for mainte-
nance of a traffic control signal may establish procedures
for resolving conflicts between multiple requests for sig-
nal preemption or priority at a traffic signal, except that
a signal preemption request from an authorized emer-
gency vehicle must be given priority over any signal pri-
ority request.