Important Notices
Reduced Walk-Up Window Service on December 13 & 14
Illinois Department of Revenue (IDOR) walkup windows will operate at limited capacity from 12:00 PM on December 13, 2024, until the close of business on December 14, 2024. This limited capacity will affect all IDOR regional office locations as well as the following Chicago Secretary of State facilities: SOS North (5401 N Elston), SOS South (9901 S Martin Luther King Dr.), and SOS West (5301 W Lexington St.).
During this time:
- Only check payments will be accepted; cash and credit card payments cannot be processed.
- No receipts will be issued.
- Employees will not be able to look up taxpayer information.
Have you received a letter or Final Notice of Tax Due assessing an Estimated Payment Penalty?
Learn why you received this letter from IDOR by visiting our webpage Letters and Notices for Individual Income Tax (illinois.gov).
Response Options for Identity Verification Letters
If you received an identity verification letter from the Illinois Department of Revenue, you can respond electronically by selecting the option that matches your letter: enter a code, take a quiz, or attach documents. No MyTax Illinois account is required. For more information, see Identity Verification Letters Information.
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Frequent Questions
- When do I have to pay my property taxes?
- How do I check the status of my individual income tax refund?
- What are the retailers' occupation and use tax rates in Illinois? Where can I find a list of these rates?
- What is the tax rate for property taxes?
- How do I verify a resale number is valid and active?
- How do I buy property for taxes in Illinois?
Trending Forms
- CRT-61 - Certificate of Resale
- 2023 IL-1040, Individual Income Tax Return
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- RUT-50 Instructions
- IL-W-4, Employee's and other Payee's Illinois Withholding Allowance Certificate and Instructions
- RUT-25 Instructions
- IL-2848, Power of Attorney
- STAX-1, Application for Sales Tax Exemption