5 ILCS 430/35-5
Nothing in this Act precludes the appointment by the Governor, the Lieutenant Governor, the Attorney General, the Secretary of State, the Comptroller, or the Treasurer of any inspector general required or permitted by law. Nothing in this Act precludes the Governor, the Attorney General, the Secretary of State, the Comptroller, or the Treasurer from appointing an existing inspector general under his or her jurisdiction to serve simultaneously as an Executive Inspector General. This Act shall be read consistently with all existing State statutes that create inspectors general under the jurisdiction of an executive branch constitutional officer.
This Act prohibits the appointment or employment by an officer, member, State employee, or State agency of any person to serve or act with respect to one or more State agencies as an Inspector General under this Act except as authorized and required by Articles 20, 25, and 30 of this Act or Section 14 of the Secretary of State Act. No officer, member, State employee, or State agency may appoint or employ an inspector general for any purpose except as authorized or required by law.
5 ILCS 430/35-5