Illinois State Law bans subordinate governments from passing such laws.
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(625 ILCS 5/11-207) (from Ch. 95 1/2, par. 11-207)
Sec. 11-207. Provisions of this Chapter uniform throughout State.
The provisions of this Chapter shall be applicable and uniform
throughout this State and in all political subdivisions and
municipalities therein, and no local authority shall enact or enforce
any ordinance rule or regulation in conflict with the provisions of
this Chapter unless expressly authorized herein. Local authorities may,
however, adopt additional traffic regulations which are not in conflict
with the provisions of this Chapter, but such regulations shall not be
effective until signs giving reasonable notice thereof are posted.
(Source: P.A. 92-651, eff. 7-11-02.)
(625 ILCS 5/11-208) (from Ch. 95 1/2, par. 11-208)
Sec. 11-208. Powers of local authorities.
(a) The provisions of this Code shall not be deemed to prevent
local authorities with respect to streets and highways under their
jurisdiction and within the reasonable exercise of the police power
from:
1. Regulating the standing or parking of vehicles,
except as limited by Section 11-1306 of this Act;
2. Regulating traffic by means of police officers or
traffic control signals;
3. Regulating or prohibiting processions or
assemblages on the highways;
4. Designating particular highways as one-way
highways and requiring that all vehicles thereon be moved in one
specific direction;
5. Regulating the speed of vehicles in public parks
subject to the limitations set forth in Section 11-604;
6. Designating any highway as a through highway, as
authorized in Section 11-302, and requiring that all vehicles stop
before entering or crossing the same or designating any intersection as
a stop intersection or a yield right-of-way intersection and
requiring all vehicles to stop or yield the right-of-way at one or
more entrances to such intersections;
7. Restricting the use of highways as authorized in
Chapter 15;
8. Regulating the operation of bicycles and
requiring the registration and licensing of same, including the
requirement of a registration fee;
9. Regulating or prohibiting the turning of vehicles
or specified types of vehicles at intersections;
10. Altering the speed limits as authorized in
Section 11-604;
11. Prohibiting U-turns;
12. Prohibiting pedestrian crossings at other than
designated and marked crosswalks or at intersections;
13. Prohibiting parking during snow removal
operation;
14. Imposing fines in accordance with Section
11-1301.3 as penalties for use of any parking place reserved for
persons with disabilities, as defined by Section 1-159.1, or disabled
veterans by any person using a motor vehicle not bearing registration
plates specified in Section 11-1301.1 or a special decal or device as
defined in Section 11-1301.2 as evidence that the vehicle is operated
by or for a person with disabilities or disabled veteran;
15. Adopting such other traffic regulations as are
specifically authorized by this Code; or
16. Enforcing the provisions of subsection (f) of
Section 3-413 of this Code or a similar local ordinance.
(b) No ordinance or regulation enacted under subsections 1, 4, 5,
6, 7, 9, 10, 11 or 13 of paragraph (a) shall be effective until signs
giving reasonable notice of such local traffic regulations are posted.
(c) The provisions of this Code shall not prevent any municipality
having a population of 500,000 or more inhabitants from prohibiting any
person from driving or operating any motor vehicle upon the roadways of
such municipality with headlamps on high beam or bright.
(d) The provisions of this Code shall not be deemed to prevent
local authorities within the reasonable exercise of their police power
from prohibiting, on private property, the unauthorized use of parking
spaces reserved for persons with disabilities.
(e) No unit of local government, including a home rule unit, may
enact or enforce an ordinance that applies only to motorcycles if the
principal purpose for that ordinance is to restrict the access of
motorcycles to any highway or portion of a highway for which federal or
State funds have been used for the planning, design, construction, or
maintenance of that highway. No unit of local government, including a
home rule unit, may enact an ordinance requiring motorcycle users to
wear protective headgear. Nothing in this subsection (e) shall affect
the authority of a unit of local government to regulate motorcycles for
traffic control purposes or in accordance with Section 12-602 of this
Code. No unit of local government, including a home rule unit, may
regulate motorcycles in a manner inconsistent with this Code. This
subsection (e) is a limitation under subsection (i) of Section 6 of
Article VII of the Illinois Constitution on the concurrent exercise by
home rule units of powers and functions exercised by the State.
(Source: P.A. 90-106, eff. 1-1-98; 90-513, eff. 8-22-97;
90-655, eff. 7-30-98; 91-519, eff. 1-1-00.)
(625 ILCS 5/11-208.1) (from Ch. 95 1/2, par. 11-208.1)
Sec. 11-208.1. Uniformity.
The provisions of this Chapter of this Act, as amended, and the
rules and regulations promulgated thereunder by any State Officer,
Office, Agency, Department or Commission, shall be applicable and
uniformly applied and enforced throughout this State, in all other
political subdivisions and in all units of local government.
(Source: P. A. 77-706.)
(625 ILCS 5/11-208.2) (from Ch. 95 1/2, par. 11-208.2)
Sec. 11-208.2. Limitation on home rule units.
The provisions of this Chapter of this Act limit the authority of
home rule units to adopt local police regulations inconsistent herewith
except pursuant to Sections 11-208, 11-209, 11-1005.1,
11-1412.1, and 11-1412.2 of this Chapter of this Act.
(Source: P.A. 92-868, eff. 6-1-03.)
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(625 ILCS 5/11-1512) (from Ch. 95 1/2, par. 11-1512)
Sec. 11-1512. Bicycles on sidewalks. (a) A person propelling a
bicycle upon and along a sidewalk, or across a roadway upon and along a
crosswalk, shall yield the right of way to any pedestrian and shall
give audible signal before overtaking and passing such pedestrian.
(b) A person shall not ride a bicycle upon and along a sidewalk, or
across a roadway upon and along a crosswalk, where such use of bicycles
is prohibited by official traffic-control devices.
(c) A person propelling a bicycle upon and along a sidewalk, or
across a roadway upon and along a crosswalk, shall have all the rights
and duties applicable to a pedestrian under the same circumstances.
(Source: P.A. 82-132.)