Tax fraud or misuse of licenses affects us all by providing an unfair advantage to
tax cheaters. There are three different ways you may report this crime:
- Fill out a
Fraud Referral Form online.
- Send your complaint in writing to:
BUREAU OF CRIMINAL INVESTIGATION
ILLINOIS DEPARTMENT OF REVENUE
101 WEST JEFFERSON STREET
PO BOX 19014
SPRINGFIELD IL 62794-9014
- Call 1-800-CHEAT-11 (1-800-243-2811).
Note: If our agents are unavailable when you call, you may leave a message. If you leave a message and require a response, please leave your contact information including a phone number where we can reach you.
Please note: Complaints regarding improper claiming of dependents, fraudulent activity by non-Illinois residents or other issues related to the federal income tax return should be reported to the Internal Revenue Service (IRS) at 1 800 829-1040 or
For Child Support call 1 800 477-4278.
You can find more information on the
Report Tax Fraud page.