Below are steps to contact Illinois Department of Revenue customer service and get a live person on the phone:
- Dial 1-800-732-8866
- Say “agent” or stay on the line
- The automated phone system will connect you to a live customer service agent from Illinois Department of Revenue
Illinois Department of Revenue Voice Main Menu
- Say or press 1 for individual income tax.
- Say or press 2 for withholding income tax.
- Say or press 3 for business income tax.
- Say or press 4 for sale or vehicle use tax.
- Say or press 5 for information regarding other taxes.
- Say or press 6 to request forms.
Illinois Department of Revenue Customer Service Representatives Hours
Live Illinois Department of Revenue customer service is available from 8am to 5pm Monday-Friday, Saturday-Sunday closed.
Illinois Department of Revenue Support Phone Numbers
- Illinois Department of Revenue Support Phone Number: 1-800-732-8866. Live Illinois Department of Revenue customer service is available from 8am to 5pm Monday-Friday, Saturday-Sunday closed.
- TDD (telecommunication device for the deaf): 1-800-544-5304.
Illinois Department of Revenue Web Links
- Illinois Department of Revenue Official Web Site
- Illinois Department of Revenue Facebook page
- Illinois Department of Revenue Twitter page
- Illinois Department of Revenue Youtube page
Illinois Department of Revenue Mailing Addresses
You can find all Illinois Department of Revenue mailing addresses on the Illinois Department of Revenue Mailing Addresses page.
Illinois Department of Revenue support email
- Individual Income Tax: [email protected]
- Business Income Tax or Withholding Income Tax: [email protected]
- Sales Tax: [email protected]
- Powers of Attorney (Submissions): [email protected]
- ​Collections (email the address on your latest correspondence, if available): [email protected]
- Registration: [email protected]
- Bingo, Pull Tabs, and Charitable Gaming: [email protected]
Illinois Department of Revenue Live Chat Support
Live chat customer service is not available from Illinois Department of Revenue. To contact a live customer service representative you need to dial 1-800-732-8866 and follow instructions above.
Illinois Department of Revenue Help Page
You can find more information at Illinois Department of Revenue Questions and Answers page.