820 ILCS 175/95
(a) A person aggrieved by a violation of this Act or any rule adopted under this Act by a day and temporary labor service agency or a third party client may file suit in circuit court of Illinois, in the county where the alleged offense occurred or where any day or temporary laborer who is party to the action resides, without regard to exhaustion of any alternative administrative remedies provided in this Act. A day and temporary labor service agency aggrieved by a violation of this Act or any rule adopted under this Act by a third party client may file suit in circuit court of Illinois, in the county where the alleged offense occurred or where the day and temporary labor service agency which is party to the action is located. Actions may be brought by one or more day or temporary laborers for and on behalf of themselves and other day or temporary laborers similarly situated. A day or temporary laborer whose rights have been violated under this Act by a day and temporary labor service agency or a third party client or a day and temporary labor service agency whose rights have been violated under this Act by a third party client is entitled to collect:
(Source: P.A. 96-1185, eff. 7-22-10.)