(a) Unless prohibited by law of this State other than this Act, on request of the administrator, each officer, agency, board, commission, division, and department of this State, any body politic and corporate created by this State for a public purpose, and each political subdivision of this State shall make its books and records available to the administrator and cooperate with the administrator to determine the current address of an apparent owner of property held by the administrator under this Act or to otherwise assist the administrator in the administration of this Act. The administrator may also enter into data sharing agreements to enable such other governmental agencies to provide an additional notice to apparent owners of property held by the administrator.
     (b) If the administrator reasonably believes that the apparent owner of property presumed abandoned held by the administrator under this Act is a unit of local government in this State which files an audit report or annual financial report with the Comptroller, the administrator may give written notice to the person or persons identified in the most recent annual financial report as the contact person, the chief executive officer, and the chief financial officer.
     (c) If the administrator reasonably believes that the apparent owner of property presumed abandoned held by the administrator under this Act is a State agency as defined in the Illinois State Auditing Act, the administrator may give written notice to the person whom the records of the Comptroller indicate are the chief executive officer and chief fiscal officer of such State agency.