820 ILCS 46/15
It is the duty of the Department of Labor to enforce the provisions of this Act.
The Department of Labor has the power to conduct inspections in connection with the administration and enforcement of this Act. Upon request of the Department of Labor, the employer shall demonstrate that each employee received the information required by Section 10 and maintain records of providing such information for one year. Upon finding of a violation, the Department of Labor shall issue a notice to show cause giving the employer 30 days to comply.
If the employer does not comply within 30 days, the Department may impose a penalty as provided for in this Act. The Department shall conduct hearings in accordance with the Illinois Administrative Procedure Act upon written complaint of a violation of the Act made by an investigator of the Department or any interested person. After the hearing, if supported by the evidence, the Department may determine the amount of any civil penalty allowed by the Act.
820 ILCS 46/15