The Freedom of Information Act (FOIA) is a state law that provides citizens with access to public records. Each City department is a separate agency responsible for maintaining its own records, so requests should be submitted to the department that maintains the records you want.
All Freedom of Information requests submitted to City of Chicago departments must include the following information:
Aviation FOIA Information:
For Aviation FOIA requests, write to:
Mail: Chicago Department of Aviation, Intergovernmental Affairs
10510 W. Zemke Road
Chicago, Illinois 60666
Please note that all FOIA requests are posted online. FOIA requests are public information, and when you submit a FOIA request, your name and information about the request will be made available on the City's website.
Please be specific about the information you are seeking, and indicate the exact locations and dates. Please indicate in your request how you would like the information sent to you (via email, mail, or available to pick up at our office).
Due to our request volume, the most efficient way for us to respond to questions is via email: CDAfoia@cityofchicago.org