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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.

MyDec Assistance

Please review the ​MyDec Help manual.

To receive assistance by phone, please call 844 445-1114. Representatives are available Monday through Friday, 8 am – 4:30 pm.

To receive general assistance through email, send a message to Rev.MyDecProject@illinois.gov.

If you are a county seeking enrollment in the MyDec system, send a message to Rev.MyDecAdmin@illinois.gov.