Ill. Admin. Code tit. 2, § 2925.340
a) A Requestor whose request has been denied by the Freedom of Information Officer may appeal the denial to the Executive Director of the Authority. The notice of appeal shall be made in writing and sent to:
Executive Director
Illinois Development Finance Authority
Suite 980, 2 N. LaSalle Street
Chicago, IL 60702-9897
Attn: FOIA Appeal