(A) While passing schools.
(1) (a) For the purpose of division (A) of this section, a "SCHOOL DAY" shall begin at 7:00 a.m. and shall conclude at 4:00 p.m.
(b) For the purpose of this section, "SCHOOL" means the following entities:
1. A public or private primary or secondary school.
2. A primary or secondary school operated by a religious institution.
3. A public, private, or religious nursery school.
(2) On a school day when school children are present and so close thereto that a potential hazard exists because of the close proximity of the motorized traffic, no person shall drive a motor vehicle at a speed in excess of 20 miles per hour while passing a school zone, or while traveling on a roadway on public school property or upon any public thoroughfare where children pass going to and from school.
(3) This section shall not be applicable unless appropriate signs are posted upon streets wherein the school zone is located. With regard to the special speed limit while passing schools, the signs shall give proper due warning that a school zone is being approached, and shall indicate the school zone and the maximum speed limit in effect during school days when school children are present.
(4) Nothing in this chapter shall prohibit the use of electronic speed-detecting devices within 500 feet of signs within a special school speed zone or a construction or maintenance zone indicating the zone, as defined in this section, nor shall evidence obtained thereby be inadmissible in any prosecution for speeding, provided the use of the device shall apply only to the enforcement of the speed limit in the special school speed zone or a construction or maintenance zone.
(5) A first violation of this section is a petty offense with a minimum fine of $150. A second or subsequent violation of this section is a petty offense with a minimum fine of $300.
(6) (a) When a fine for a violation of this section is $150 or greater, the person who violates the section shall be charged an additional $50 to be paid to the unit school district where the violation occurred for school safety purposes. If the violation occurred in a dual school district, $25 of the surcharge shall be paid to the elementary school district for school safety purposes and $25 of the surcharge shall be paid to the high school district for school safety purposes. Notwithstanding any other provision of law, the entire $50 surcharge shall be paid to the appropriate school district or districts.
(b) For purposes of division (A) of this section, "SCHOOL SAFETY PURPOSES" include the costs associated with school zone safety education and the purchase, installation, and maintenance of caution lights which are mounted on school speed zone signs.
(ILCS Ch. 625, Act 5, § 11-605)
(B) While traveling through highway construction or maintenance zones.
(1) A person may not operate a motor vehicle in a construction or maintenance speed zone at a speed in excess of the posted speed limit.
(2) Nothing in this chapter prohibits the use of electronic speed-detecting devices within 500 feet of signs within a construction or maintenance speed zone indicating the zone, as defined in this section, nor shall evidence obtained by use of those devices be inadmissible in any prosecution for speeding, provided the use of the device shall apply only to the enforcement of the speed limit in the construction or maintenance speed zone.
(3) (a) As used in this section, a "CONSTRUCTION OR MAINTENANCE SPEED ZONE" is an area in which the Department, toll highway authority, a local agency, or the city has determined that the preexisting established speed limit through a highway construction or maintenance project is greater than is reasonable or safe with respect to the conditions expected to exist in the construction or maintenance speed zone and has posted a lower speed limit with a highway construction or maintenance speed zone special speed limit sign.
(b) Highway construction or maintenance speed zone special speed limit signs shall be of a design approved by the Department. The signs must give proper due warning that a construction or maintenance speed zone is being approached and must indicate the maximum speed limit in effect. The signs must also state the amount of the minimum fine for a violation.
(4) A first violation of division (B) of this section is a petty offense with a minimum fine of $250. A second or subsequent violation of division (B) of this section is a petty offense with a minimum fine of $750.
(5) (a) If a fine or violation of division (B) of this section is $250 or greater, the person who violated division (B) of this section shall be charged an additional $125, which shall be deposited into the Transportation Safety Highway Hire-back Fund in the State Treasury, unless (1) the violation occurred on a highway other than an interstate highway and (2) a county police officer wrote the ticket for the violation, in which case the $125 shall be deposited into that county’s Transportation Safety Highway Hire-Back Fund. In the case of a second or subsequent violation of this section, if the fine is $750 or greater, the person who violated division (B) of this section shall be charged an additional $250, which shall be deposited into the Transportation Safety Highway Hire-back Fund in the State Treasury, unless (1) the violation occurred on a highway other than an interstate highway and (2) a county police officer wrote the ticket for the violation, in which case the $250 shall be deposited into that county’s Transportation Safety Highway Hire-Back Fund.
(b) The Department of the State Police and the local county police department have concurrent jurisdiction over any violation of this section that occurs on an interstate highway.
(6) (a) The Transportation Safety Highway Hire-back Fund, which was created by Public Act 92-619, shall continue to be a special fund in the State Treasury. Subject to appropriation by the general assembly and approval by the secretary, the Secretary of Transportation shall use all moneys in the Transportation Safety Highway Hire-back Fund to hire off-duty Department of State Police Officers to monitor construction or maintenance zones.
(b) Each county shall create a Transportation Safety Highway Hire-Back Fund. The county shall use all moneys in its Transportation Safety Highway Hire-Back Fund to hire off-duty county police officers to monitor construction or maintenance zones in that county on highways other than interstate highways.
(7) For a second or subsequent violation of division (B) of this section within two years of the date of the previous violation, the Secretary of State shall suspend the driver's license of the violator for a period of 90 days.
(ILCS Ch. 625, Act 5, § 11-605.1)