United Private Detective & Security Ass'n v. City of Chicago

This appeal concerns the power of the General Assembly to provide for the exclusive exercise by the State of a power of a home rule unit. We must consider sections 6(a), 6(g), 6(h) and 6(i) of article VII of the Constitution of 1970 in determining whether the City of Chicago has been barred by the General Assembly’s action from regulating the operations or business of private detectives. (Ill. Const. 1970, art. VII, secs. 6(a), 6(g), 6(h) and 6(i).) Those sections provide:

“(a) *** Except as limited by this Section, a home ride unit may exercise any power and perform any function pertaining to…