Illinois Statutes Chapter 625. Vehicles § 25/6. Penalty

(a) A first violation of this Act is a petty offense punishable by a fine of $75.

(b) Except as provided in subsection (d) of this Section, a person charged with a violation of Section 4 of this Act shall not be convicted if the person produces in court satisfactory evidence of possession of an approved child restraint system, as defined under this Act, and proof of completion of an instructional course on the installation of a child restraint system pursuant to Section 6a of this Act. The chief judge of each circuit may designate an officer of the court to review the documentation demonstrating that a person charged with a violation of Section 4 of this Act is in possession of an approved child restraint system and has completed an instructional course.

(c) A second or subsequent violation of this Act is a petty offense punishable by a fine of $200.

(d) Subsection (b) of this Section shall not apply in the case of a second or subsequent violation of this Act.