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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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FY 2025-03, Relief for Filers of Form ST-556 and ST-556-LSE on Computerized Vehicle Registration Outage

News – Thursday, July 18, 2024

The Illinois Department of Revenue (IDOR) is granting relief for taxpayers impacted by the outage of CDK Global’s Computerized Vehicle Registration (CVR) system for filing Forms ST-556, Sales Tax Transaction Return, and ST-556-LSE, Transaction Return for Leases.

See FY 2025-03, Relief for Filers of Form ST-556 and ST-556-LSE on Computerized Vehicle Registration Outage for more information.

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