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Illinois General Assembly· HB 5081Governor Approved

VEH CD-ALTER SPEED LIMITS, the official text

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HB5081 Enrolled                     LRB104 19977 LNS 33428 b

1   AN ACT concerning transportation.

2   Be it enacted by the People of the State of Illinois,

3 represented in the General Assembly:

4   Section 5. The Illinois Vehicle Code is amended by

5 changing Sections 11-208.8, 11-601, 11-602, and 11-604 and by

6 adding Section 1-214.2 as follows:

7   (625 ILCS 5/1-214.2 new)

8   Sec. 1-214.2. Target speed. The target speed is the

9 highest desired operating speed given land-use contexts,

10 multimodal activity, and vehicular mobility and shall be

11 established by the entity with jurisdiction over that roadway.

12  (625 ILCS 5/11-208.8)

13  Sec. 11-208.8. Automated speed enforcement systems in

14 safety zones.

15  (a) As used in this Section:

16  "Automated speed enforcement system" means a photographic

17 device, radar device, laser device, or other electrical or

18 mechanical device or devices installed or utilized in a safety

19 zone and designed to record the speed of a vehicle and obtain a

20 clear photograph or other recorded image of the vehicle and

21 the vehicle's registration plate or digital registration plate

22 while the driver is violating Article VI of Chapter 11 of this
    HB5081 Enrolled              -2-    LRB104 19977 LNS 33428 b

1 Code or a similar provision of a local ordinance.

2   An automated speed enforcement system is a system, located

3 in a safety zone which is under the jurisdiction of a

4 municipality, that produces a recorded image of a motor

5 vehicle's violation of a provision of this Code or a local

6 ordinance and is designed to obtain a clear recorded image of

7 the vehicle and the vehicle's license plate. The recorded

8 image must also display the time, date, and location of the

9 violation.

10  "Owner" means the person or entity to whom the vehicle is

11 registered.

12  "Recorded image" means images recorded by an automated

13 speed enforcement system on:

14  (1) 2 or more photographs;

15  (2) 2 or more microphotographs;

16  (3) 2 or more electronic images; or

17  (4) a video recording showing the motor vehicle and,

18  on at least one image or portion of the recording, clearly

19  identifying the registration plate or digital registration

20  plate number of the motor vehicle.

21  "Safety zone" means an area that is within one-eighth of a

22 mile from the nearest property line of any public or private

23 elementary or secondary school, or from the nearest property

24 line of any facility, area, or land owned by a school district

25 that is used for educational purposes approved by the Illinois

26 State Board of Education, not including school district
    HB5081 Enrolled  -3-  LRB104 19977 LNS 33428 b

1 headquarters or administrative buildings. A safety zone also

2 includes an area that is within one-eighth of a mile from the

3 nearest property line of any facility, area, or land owned by a

4 park district used for recreational purposes. However, if any

5 portion of a roadway is within either one-eighth mile radius,

6 the safety zone also shall include the roadway extended to the

7 furthest portion of the next furthest intersection. The term

8 "safety zone" does not include any portion of the roadway

9 known as Lake Shore Drive or any controlled access highway

10 with 8 or more lanes of traffic or any roadway in which the 30

11 mile per hour maximum speed limit is decreased by local

12 ordinance without an engineering or traffic investigation in

13 accordance with subsection (b) of Section 11-604 after the

14 effective date of this amendatory Act of the 104th General

15 Assembly.

16  (a-5) The automated speed enforcement system shall be

17 operational and violations shall be recorded only at the

18 following times:

19  (i) if the safety zone is based upon the property line

20  of any facility, area, or land owned by a school district,

21  only on school days and no earlier than 6 a.m. and no later

22  than 8:30 p.m. if the school day is during the period of

23  Monday through Thursday, or 9 p.m. if the school day is a

24  Friday; and

25  (ii) if the safety zone is based upon the property

26  line of any facility, area, or land owned by a park
    HB5081 Enrolled  -4-  LRB104 19977 LNS 33428 b

1   district, no earlier than one hour prior to the time that

2   the facility, area, or land is open to the public or other

3   patrons, and no later than one hour after the facility,

4   area, or land is closed to the public or other patrons.

5   (b) A municipality that produces a recorded image of a

6 motor vehicle's violation of a provision of this Code or a

7 local ordinance must make the recorded images of a violation

8 accessible to the alleged violator by providing the alleged

9 violator with a website address, accessible through the

10 Internet.

11  (c) Notwithstanding any penalties for any other violations

12 of this Code, the owner of a motor vehicle used in a traffic

13 violation recorded by an automated speed enforcement system

14 shall be subject to the following penalties:

15  (1) if the recorded speed is no less than 6 miles per

16  hour and no more than 10 miles per hour over the legal

17  speed limit, a civil penalty not exceeding $50, plus an

18  additional penalty of not more than $50 for failure to pay

19  the original penalty in a timely manner; or

20  (2) if the recorded speed is more than 10 miles per

21  hour over the legal speed limit, a civil penalty not

22  exceeding $100, plus an additional penalty of not more

23  than $100 for failure to pay the original penalty in a

24  timely manner.

25  A penalty may not be imposed under this Section if the

26 driver of the motor vehicle received a Uniform Traffic
    HB5081 Enrolled     -5-           LRB104 19977 LNS 33428 b

1 Citation from a police officer for a speeding violation

2 occurring within one-eighth of a mile and 15 minutes of the

3 violation that was recorded by the system. A violation for

4 which a civil penalty is imposed under this Section is not a

5 violation of a traffic regulation governing the movement of

6 vehicles and may not be recorded on the driving record of the

7 owner of the vehicle. A law enforcement officer is not

8 required to be present or to witness the violation. No penalty

9 may be imposed under this Section if the recorded speed of a

10 vehicle is 5 miles per hour or less over the legal speed limit.

11 The municipality may send, in the same manner that notices are

12 sent under this Section, a speed violation warning notice

13 where the violation involves a speed of 5 miles per hour or

14 less above the legal speed limit.

15  (d) The net proceeds that a municipality receives from

16 civil penalties imposed under an automated speed enforcement

17 system, after deducting all non-personnel and personnel costs

18 associated with the operation and maintenance of such system,

19 shall be expended or obligated by the municipality for the

20 following purposes:

21  (i) public safety initiatives to ensure safe passage

22  around schools, and to provide police protection and

23  surveillance around schools and parks, including but not

24  limited to: (1) personnel costs; and (2) non-personnel

25  costs such as construction and maintenance of public

26  safety infrastructure and equipment;
    HB5081 Enrolled         -6-       LRB104 19977 LNS 33428 b

1   (ii) initiatives to improve pedestrian and traffic

2   safety;

3   (iii) construction and maintenance of infrastructure

4   within the municipality, including but not limited to

5   roads and bridges; and

6   (iv) after school programs.

7   (e) For each violation of a provision of this Code or a

8 local ordinance recorded by an automated speed enforcement

9 system, the municipality having jurisdiction shall issue a

10 written notice of the violation to the registered owner of the

11 vehicle as the alleged violator. The notice shall be delivered

12 to the registered owner of the vehicle, by mail, within 30 days

13 after the Secretary of State notifies the municipality of the

14 identity of the owner of the vehicle, but in no event later

15 than 90 days after the violation.

16  (f) The notice required under subsection (e) of this

17 Section shall include:

18  (1) the name and address of the registered owner of

19  the vehicle;

20  (2) the registration number of the motor vehicle

21  involved in the violation;

22  (3) the violation charged;

23  (4) the date, time, and location where the violation

24  occurred;

25  (5) a copy of the recorded image or images;

26  (6) the amount of the civil penalty imposed and the
    HB5081 Enrolled  -7-                 LRB104 19977 LNS 33428 b

1   date by which the civil penalty should be paid;

2        (7) a statement that recorded images are evidence of a

3   violation of a speed restriction;

4        (8) a warning that failure to pay the civil penalty or

5   to contest liability in a timely manner is an admission of

6   liability;

7        (9) a statement that the person may elect to proceed

8   by:

9        (A) paying the fine; or

10       (B) challenging the charge in court, by mail, or

11       by administrative hearing; and

12       (10) a website address, accessible through the

13  Internet, where the person may view the recorded images of

14  the violation.

15  (g) (Blank).

16  (h) Based on inspection of recorded images produced by an

17 automated speed enforcement system, a notice alleging that the

18 violation occurred shall be evidence of the facts contained in

19 the notice and admissible in any proceeding alleging a

20 violation under this Section.

21  (i) Recorded images made by an automated speed enforcement

22 system are confidential and shall be made available only to

23 the alleged violator and governmental and law enforcement

24 agencies for purposes of adjudicating a violation of this

25 Section, for statistical purposes, or for other governmental

26 purposes. Any recorded image evidencing a violation of this
    HB5081 Enrolled         -8-  LRB104 19977 LNS 33428 b

1 Section, however, may be admissible in any proceeding

2 resulting from the issuance of the citation.

3   (j) The court or hearing officer may consider in defense

4 of a violation:

5   (1) that the motor vehicle or registration plates or

6   digital registration plates of the motor vehicle were

7   stolen before the violation occurred and not under the

8   control or in the possession of the owner or lessee at the

9   time of the violation;

10  (1.5) that the motor vehicle was hijacked before the

11  violation occurred and not under the control of or in the

12  possession of the owner or lessee at the time of the

13  violation;

14  (2) that the driver of the motor vehicle received a

15  Uniform Traffic Citation from a police officer for a

16  speeding violation occurring within one-eighth of a mile

17  and 15 minutes of the violation that was recorded by the

18  system; and

19  (3) any other evidence or issues provided by municipal

20  ordinance.

21  (k) To demonstrate that the motor vehicle was hijacked or

22 the motor vehicle or registration plates or digital

23 registration plates were stolen before the violation occurred

24 and were not under the control or possession of the owner or

25 lessee at the time of the violation, the owner or lessee must

26 submit proof that a report concerning the motor vehicle or
    HB5081 Enrolled  -9-                LRB104 19977 LNS 33428 b

1 registration plates was filed with a law enforcement agency in

2 a timely manner.

3   (l) A roadway equipped with an automated speed enforcement

4 system shall be posted with a sign conforming to the national

5 Manual on Uniform Traffic Control Devices that is visible to

6 approaching traffic stating that vehicle speeds are being

7 photo-enforced and indicating the speed limit. The

8 municipality shall install such additional signage as it

9 determines is necessary to give reasonable notice to drivers

10 as to where automated speed enforcement systems are installed.

11  (m) A roadway where a new automated speed enforcement

12 system is installed shall be posted with signs providing 30

13 days notice of the use of a new automated speed enforcement

14 system prior to the issuance of any citations through the

15 automated speed enforcement system.

16  (n) The compensation paid for an automated speed

17 enforcement system must be based on the value of the equipment

18 or the services provided and may not be based on the number of

19 traffic citations issued or the revenue generated by the

20 system.

21  (n-1) No member of the General Assembly and no officer or

22 employee of a municipality or county shall knowingly accept

23 employment or receive compensation or fees for services from a

24 vendor that provides automated speed enforcement system

25 equipment or services to municipalities or counties. No former

26 member of the General Assembly shall, within a period of 2
    HB5081 Enrolled             - 10 - LRB104 19977 LNS 33428 b

1 years immediately after the termination of service as a member

2 of the General Assembly, knowingly accept employment or

3 receive compensation or fees for services from a vendor that

4 provides automated speed enforcement system equipment or

5 services to municipalities or counties. No former officer or

6 employee of a municipality or county shall, within a period of

7 2 years immediately after the termination of municipal or

8 county employment, knowingly accept employment or receive

9 compensation or fees for services from a vendor that provides

10 automated speed enforcement system equipment or services to

11 municipalities or counties.

12  (o) (Blank).

13  (p) No person who is the lessor of a motor vehicle pursuant

14 to a written lease agreement shall be liable for an automated

15 speed or traffic law enforcement system violation involving

16 such motor vehicle during the period of the lease; provided

17 that upon the request of the appropriate authority received

18 within 120 days after the violation occurred, the lessor

19 provides within 60 days after such receipt the name and

20 address of the lessee. The drivers license number of a lessee

21 may be subsequently individually requested by the appropriate

22 authority if needed for enforcement of this Section.

23  Upon the provision of information by the lessor pursuant

24 to this subsection, the municipality may issue the violation

25 to the lessee of the vehicle in the same manner as it would

26 issue a violation to a registered owner of a vehicle pursuant
   HB5081 Enrolled  - 11 - LRB104 19977 LNS 33428 b

1 to this Section, and the lessee may be held liable for the

2 violation.

3  (q) A municipality using an automated speed enforcement

4 system must provide notice to drivers by publishing the

5 locations of all safety zones where system equipment is

6 installed on the website of the municipality.

7  (r) A municipality operating an automated speed

8 enforcement system shall conduct a statistical analysis to

9 assess the safety impact of the system following installation

10 of the system and every 2 years thereafter. A municipality

11 operating an automated speed enforcement system before the

12 effective date of this amendatory Act of the 103rd General

13 Assembly shall conduct a statistical analysis to assess the

14 safety impact of the system by no later than one year after the

15 effective date of this amendatory Act of the 103rd General

16 Assembly and every 2 years thereafter. Each statistical

17 analysis shall be based upon the best available crash,

18 traffic, and other data, and shall cover a period of time

19 before and after installation of the system sufficient to

20 provide a statistically valid comparison of safety impact.

21 Each statistical analysis shall be consistent with

22 professional judgment and acceptable industry practice. Each

23 statistical analysis also shall be consistent with the data

24 required for valid comparisons of before and after conditions

25 and shall be conducted within a reasonable period following

26 the installation of the automated traffic law enforcement
    HB5081 Enrolled  - 12 - LRB104 19977 LNS 33428 b

1 system. Each statistical analysis required by this subsection

2 shall be made available to the public and shall be published on

3 the website of the municipality.

4   (s) This Section applies only to municipalities with a

5 population of 1,000,000 or more inhabitants.

6   (t) If a county or municipality selects a new vendor for

7 its automated speed enforcement system and must, as a

8 consequence, apply for a permit, approval, or other

9 authorization from the Department for reinstallation of one or

10 more malfunctioning components of that system and if, at the

11 time of the application for the permit, approval, or other

12 authorization, the new vendor operates an automated speed

13 enforcement system for any other county or municipality in the

14 State, then the Department shall approve or deny the county or

15 municipality's application for the permit, approval, or other

16 authorization within 90 days after its receipt.

17  (u) The Department may revoke any permit, approval, or

18 other authorization granted to a county or municipality for

19 the placement, installation, or operation of an automated

20 speed enforcement system if any official or employee who

21 serves that county or municipality is charged with bribery,

22 official misconduct, or a similar crime related to the

23 placement, installation, or operation of the automated speed

24 enforcement system in the county or municipality.

25  The Department shall adopt any rules necessary to

26 implement and administer this subsection. The rules adopted by
    HB5081 Enrolled         - 13 - LRB104 19977 LNS 33428 b

1 the Department shall describe the revocation process, shall

2 ensure that notice of the revocation is provided, and shall

3 provide an opportunity to appeal the revocation. Any county or

4 municipality that has a permit, approval, or other

5 authorization revoked under this subsection may not reapply

6 for such a permit, approval, or other authorization for a

7 period of 1 year after the revocation.

8   (v) The University of Illinois Chicago Urban

9 Transportation Center shall conduct a study that includes the

10 following:

11       (1) a comprehensive review of the City of Chicago's

12  website multi-year crash data on North and South DuSable

13  Lake Shore Drive;

14       (2) the available research on potential effectiveness

15  of cameras powered by artificial intelligence in improving

16  compliance and reducing crashes and road fatalities on

17  North and South DuSable Lake Shore Drive;

18       (3) an analysis of driving behavior to detect risky

19  driving patterns and to address the DuSable Lake Shore

20  Drive crash corridors;

21       (4) an assessment of the effectiveness of

22  psychological deterrence in reducing habitual speeding;

23  and

24       (5) an assessment of how fatalities can be reduced

25  using these cameras powered by artificial intelligence and

26  other technical options that may be available in place of
    HB5081 Enrolled  - 14 - LRB104 19977 LNS 33428 b

1   cameras powered by artificial intelligence.

2   The Department shall adopt any rules necessary to

3 implement this subsection (v).

4 (Source: P.A. 103-364, eff. 7-28-23; 104-381, eff. 1-1-26.)

5   (625 ILCS 5/11-601) (from Ch. 95 1/2, par. 11-601)

6   Sec. 11-601. General speed restrictions.

7   (a) No vehicle may be driven upon any highway of this State

8 at a speed which is greater than is reasonable and proper with

9 regard to traffic conditions and the use of the highway, or

10 endangers the safety of any person or property. The fact that

11 the speed of a vehicle does not exceed the applicable maximum

12 speed limit does not relieve the driver from the duty to

13 decrease speed when approaching and crossing an intersection,

14 approaching and going around a curve, when approaching a hill

15 crest, when traveling upon any narrow or winding roadway, or

16 when special hazard exists with respect to pedestrians,

17 bicyclists, or other traffic or by reason of weather or

18 highway conditions. Speed must be decreased as may be

19 necessary to avoid colliding with any person or vehicle on or

20 entering the highway in compliance with legal requirements and

21 the duty of all persons to use due care.

22  (a-5) For purposes of this Section, "urban district" does

23 not include any interstate highway as defined by Section

24 1-133.1 of this Code which includes all highways under the

25 jurisdiction of the Illinois State Toll Highway Authority.
    HB5081 Enrolled  - 15 - LRB104 19977 LNS 33428 b

1   (b) No person may drive a vehicle upon any highway of this

2 State at a speed which is greater than the applicable

3 statutory maximum speed limit established by paragraphs (c),

4 (d), (e), (f) or (g) of this Section, by Section 11-605 or by a

5 regulation or ordinance made under this Chapter.

6   (c) Unless some other speed restriction is established

7 under this Chapter, the maximum speed limit in an urban

8 district for all vehicles is:

9   1. 30 miles per hour; and

10  2. 15 miles per hour in an alley.

11  (d) Unless some other speed restriction is established

12 under this Chapter, the maximum speed limit outside an urban

13 district for any vehicle is (1) 65 miles per hour for all or

14 part of highways that are designated by the Department, have

15 at least 4 lanes of traffic, and have a separation between the

16 roadways moving in opposite directions and (2) 55 miles per

17 hour for all other highways, roads, and streets.

18  (d-1) Unless some other speed restriction is established

19 under this Chapter, the maximum speed limit outside an urban

20 district for any vehicle is (1) 70 miles per hour on any

21 interstate highway as defined by Section 1-133.1 of this Code

22 which includes all highways under the jurisdiction of the

23 Illinois State Toll Highway Authority; (2) 65 miles per hour

24 for all or part of highways that are designated by the

25 Department, have at least 4 lanes of traffic, and have a

26 separation between the roadways moving in opposite directions;
    HB5081 Enrolled        - 16 - LRB104 19977 LNS 33428 b

1 and (3) 55 miles per hour for all other highways, roads, and

2 streets. The counties of Cook, DuPage, Kane, Lake, Madison,

3 McHenry, St. Clair, and Will may adopt ordinances setting a

4 maximum speed limit on highways, roads, and streets that is

5 lower than the limits established by this Section.

6   (e) In the counties of Cook, DuPage, Kane, Lake, McHenry,

7 and Will, unless some lesser speed restriction is established

8 under this Chapter, the maximum speed limit outside an urban

9 district for a second division vehicle designed or used for

10 the carrying of a gross weight of 8,001 pounds or more

11 (including the weight of the vehicle and maximum load) is 60

12 miles per hour on any interstate highway as defined by Section

13 1-133.1 of this Code and 55 miles per hour on all other

14 highways, roads, and streets.

15  (e-1) (Blank).

16  (f) Unless some other speed restriction is established

17 under this Chapter, the maximum speed limit outside an urban

18 district for a bus is:

19  1. 65 miles per hour upon any highway which has at

20  least 4 lanes of traffic and of which the roadways for

21  traffic moving in opposite directions are separated by a

22  strip of ground which is not surfaced or suitable for

23  vehicular traffic, except that the maximum speed limit for

24  a bus on all highways, roads, or streets not under the

25  jurisdiction of the Department or the Illinois State Toll

26  Highway Authority is 55 miles per hour;
    HB5081 Enrolled  - 17 - LRB104 19977 LNS 33428 b

1        1.5. 70 miles per hour upon any interstate highway as

2   defined by Section 1-133.1 of this Code outside the

3   counties of Cook, DuPage, Kane, Lake, McHenry, and Will;

4   and

5        2. 55 miles per hour on any other highway.

6   (g) (Blank).

7 (Source: P.A. 98-511, eff. 1-1-14; 98-1126, eff. 1-1-15;

8 98-1128, eff. 1-1-15; 99-78, eff. 7-20-15.)

9   (625 ILCS 5/11-602) (from Ch. 95 1/2, par. 11-602)

10  Sec. 11-602. Alteration of limits by Department.

11  (a) Whenever the Department determines, upon the basis of

12 an engineering and traffic investigation concerning any

13 highway for which the Department has maintenance

14 responsibility, that a maximum speed limit prescribed in

15 Section 11-601 of this Chapter is greater or less than is

16 reasonable or safe with respect to the conditions found to

17 exist at any intersection or other place on such highway or

18 along any part or zone thereof, the Department shall determine

19 and declare a reasonable and safe absolute maximum speed limit

20 applicable to such intersection or place, or along such part

21 or zone. However, such limit shall conform with the maximum

22 speed limit restrictions provided for in Section 11-601 of

23 this Code.

24  (b) Where any highway under the Department's jurisdiction

25 lies within the jurisdictional boundary of a local authority,
    HB5081 Enrolled  - 18 - LRB104 19977 LNS 33428 b

1 the Department may, at the local authority's request or by its

2 own initiative, set a reduced maximum speed limit upon the

3 basis of an engineering and traffic investigation. If the

4 highway falls within an urban district and if the local

5 authority's request or Department initiative is to decrease

6 the maximum speed limit to 25 miles per hour, the reduction may

7 occur without performing an engineering and traffic

8 investigation if the reduction aligns with the determined

9 target speed, as defined in Section 1-214.2, for that portion

10 of the highway.

11  (c) Where a highway under the Department's jurisdiction is

12 contiguous to school property, the Department may, at the

13 school district's request, set a reduced maximum speed limit

14 for student safety purposes in the portion of the highway that

15 faces the school property and in the portions of the highway

16 that extend one-quarter mile in each direction from the

17 opposite ends of the school property.

18  (d) A limit determined and declared as provided in this

19 Section becomes effective, and suspends the applicability of

20 the limit prescribed in Section 11-601 of this Chapter, when

21 appropriate signs giving notice of the limit are erected at

22 such intersection or other place, or along such part or zone of

23 the highway. Electronic speed-detecting devices shall not be

24 used within 500 feet beyond any such sign in the direction of

25 travel; if so used in violation hereof, evidence obtained

26 thereby shall be inadmissible in any prosecution for speeding.
    HB5081 Enrolled             - 19 - LRB104 19977 LNS 33428 b

1 However, nothing in this Section prohibits the use of such
2 electronic speed-detecting devices within 500 feet of a sign
3 within a special school speed zone indicating such zone,
4 conforming to the requirements of Section 11-605 of this Act,
5 nor shall evidence obtained thereby be inadmissible in any
6 prosecution for speeding provided the use of such device shall
7 apply only to the enforcement of the speed limit in such
8 special school speed zone.
9 (Source: P.A. 98-511, eff. 1-1-14.)

10  (625 ILCS 5/11-604) (from Ch. 95 1/2, par. 11-604)

11  Sec. 11-604. Alteration of limits by local authorities.

12  (a) Subject to the limitations set forth in this Section,

13 the county board of a county may establish absolute maximum

14 speed limits on all county highways, township roads and

15 district roads as defined in the Illinois Highway Code, except

16 those under the jurisdiction of the Department or of the

17 Illinois State Toll Highway Authority, as described in

18 Sections 11-602 and 11-603 of this Chapter; and any park

19 district, city, village, or incorporated town may establish

20 absolute maximum speed limits on all streets which are within

21 its corporate limits and which are not under the jurisdiction

22 of the Department or of such Authority, and for which the

23 county or a highway commissioner of such county does not have

24 maintenance responsibility.

25  (b) Whenever any such park district, city, village, or
    HB5081 Enrolled  - 20 - LRB104 19977 LNS 33428 b

1 incorporated town determines, upon the basis of an engineering

2 or traffic investigation concerning a highway or street on

3 which it is authorized by this Section to establish speed

4 limits, that a maximum speed limit prescribed in Section

5 11-601 of this Chapter is greater or less than is reasonable or

6 safe with respect to the conditions found to exist at any place

7 or along any part or zone of such highway or street, the local

8 authority or park district shall determine and declare by

9 ordinance a reasonable and safe absolute maximum speed limit

10 at such place or along such part or zone, which:

11  (1) Decreases the limit within an urban district,

12  which shall not require an engineering or traffic

13  investigation to a maximum speed limit of 25 miles per

14  hour, but not to less than 20 miles per hour and a maximum

15  speed limit of 10 miles per hour in an alley; or

16  (2) Increases the limit within an urban district, but

17  not to more than 55 miles per hour; or

18  (3) Decreases the limit outside of an urban district,

19  but not to less than 35 miles per hour, except as otherwise

20  provided in subparagraph 4 of this paragraph; or

21  (4) Decreases the limit within a residence district,

22  which shall not require an engineering or traffic

23  investigation to a maximum speed limit of 20 , but not to

24  less than 25 miles per hour, except as otherwise provided

25  in paragraph (1) subparagraph 1 of this paragraph.

26  The park district, city, village, or incorporated town may
    HB5081 Enrolled        - 21 - LRB104 19977 LNS 33428 b

1 make such limit applicable at all times or only during certain

2 specified times. Not more than 6 such alterations shall be

3 made per mile along a highway or street; and the difference in

4 limit between adjacent altered speed zones shall not be more

5 than 10 miles per hour.

6   A limit so determined and declared by a park district,

7 city, village, or incorporated town shall be posted with signs

8 designating the new speed limit and becomes effective, and

9 suspends the application of the limit prescribed in Section

10 11-601 of this Chapter, when appropriate signs giving notice

11 of the limit are erected at the proper place or along the

12 proper part or zone of the highway or street. Electronic

13 speed-detecting devices shall not be used within 500 feet

14 beyond any such sign in the direction of travel; if so used in

15 violation of this Section evidence obtained thereby shall be

16 inadmissible in any prosecution for speeding. However, nothing

17 in this Section prohibits the use of such electronic

18 speed-detecting devices within 500 feet of a sign within a

19 special school speed zone indicating such zone, conforming to

20 the requirements of Section 11-605 of this Act, nor shall

21 evidence obtained thereby be inadmissible in any prosecution

22 for speeding provided the use of such device shall apply only

23 to the enforcement of the speed limit in such special school

24 speed zone.

25  (b-1) A county, municipality, or township may request that

26 the Department perform an engineering and traffic
    HB5081 Enrolled   - 22 - LRB104 19977 LNS 33428 b

1 investigation concerning any portion of highway under the

2 Department's jurisdiction, which lies within the geographic

3 boundary of the requesting local authority, to determine a

4 reasonable or safe absolute maximum speed limit for that

5 portion of highway. The Department shall perform the

6 engineering and traffic investigation and report the results

7 to the requesting local authority unless otherwise specified

8 in Section 11-602.

9   (c) A county engineer or superintendent of highways may

10 submit to the Department for approval, a county policy for

11 establishing altered speed zones on township and county

12 highways based upon engineering and traffic investigations.

13  (d) Whenever the county board of a county determines that

14 a maximum speed limit is greater or less than is reasonable or

15 safe with respect to the conditions found to exist at any place

16 or along any part or zone of the highway or road, the county

17 board shall determine and declare by ordinance a reasonable

18 and safe absolute maximum speed limit at that place or along

19 that part or zone. However, the maximum speed limit shall not

20 exceed 55 miles per hour. Upon receipt of an engineering study

21 for the part or zone of highway in question from the county

22 engineer, and notwithstanding any other provision of law, the

23 county board of a county may determine and declare by

24 ordinance a reduction in the maximum speed limit at any place

25 or along any part or zone of a county highway whenever the

26 county board, in its sole discretion, determines that the
    HB5081 Enrolled  - 23 - LRB104 19977 LNS 33428 b

 1 reduction in the maximum speed limit is reasonable and safe.
 2 The county board shall may post signs designating the new
 3 speed limit. The limit becomes effective, and suspends the
 4 application of the limit prescribed in Section 11-601 of this
 5 Chapter, when appropriate signs giving notice of the limit are
 6 erected at the proper place or along the proper part of the
 7 zone of the highway. Electronic speed-detecting devices shall
 8 not be used within 500 feet beyond any such sign in the
 9 direction of travel; if so used in violation of this Section,
10 evidence obtained thereby shall be inadmissible in any
11 prosecution for speeding. However, nothing in this Section
12 prohibits the use of such electronic speed-detecting devices
13 within 500 feet of a sign within a special school speed zone
14 indicating such zone, conforming to the requirements of
15 Section 11-605 of this Act, nor shall evidence obtained
16 thereby be inadmissible in any prosecution for speeding
17 provided the use of such device shall apply only to the
18 enforcement of the speed limit in such special school speed
19 zone.
20 (Source: P.A. 95-574, eff. 6-1-08; 95-788, eff. 8-7-08.)

21  Section 99. Effective date. This Act takes effect upon

22 becoming law, except the changes made to subsection (b) of

23 Section 11-602 of the Illinois Vehicle Code take effect

24 January 1, 2027.
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