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About IDOR

Information Requested

Copies of someone else’s Tax Return are not available to be disclosed under the following Acts:

(5 ILCS 140/7) Freedom of Information Act

Sec. 7. Exemptions.

(1) When a request is made to inspect or copy a public record that contains information that is exempt from disclosure under this Section, but also contains information that is not exempt from disclosure, the public body may elect to redact the information that is exempt. The public body shall make the remaining information available for inspection and copying. Subject to this requirement, the following shall be exempt from inspection and copying:

(a) Information specifically prohibited from disclosure by federal or State law or rules and regulations implementing federal or State law.

(35 ILCS 5/917) Illinois Income Tax Act

(a) Confidentiality, Except as provided in this Section, all information received by the Department from returns filed under this Act, or from any investigation conducted under the provisions of this Act, shall be confidential...

(35 ILCS 120/11) Retailers Occupation Tax (Sales Tax)

Sec. 11. All information received by the Department from returns filed under this Act, or from any investigation conducted under this Act, shall be confidential...

To request a copy of your tax return, complete Form IL-4506 and mail to:

RECORDS MANAGEMENT DIVISION 2-202
ILLINOIS DEPARTMENT OF REVENUE
PO BOX 19014
SPRINGFIELD IL 62794-9014