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Scam Alert: Fake Texts and Websites Impersonating IDOR

Be alert for fraudulent messages or websites attempting to steal your banking information, login credentials, or credit card details. The Illinois Department of Revenue (IDOR) will never request personal or financial information via text message. To confirm official communications or contact details, always visit https://tax.illinois.gov.

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How do I determine my IL-1040 amount for Line 1 if I was not required to file a federal return?

If you are not required to file a federal income tax return, use the federal Form 1040 as a worksheet to determine your adjusted gross income for Line 1 of the  IL-1040, Individual Income Tax Return.

Other Related Links

You may access additional information by searching the entire Illinois Department of Revenue website.

If you have additional inquiries, you may submit them on the Questions, Comments, or Requests form.