Agencies
Services
Contact Us
Help with Tax Questions
Find answers to your frequently asked tax questions with our Taxpayer Answer Center.
- Ask a question in the search box
- Narrow your search by choosing a support category
If the Taxpayer Answer Center does not contain the answer you are looking for, you may contact our support representatives by clicking on the Questions, Comments, or Requests link at the bottom of every answer page.
Taxpayer Assistance
To receive assistance by phone, please call 1 800 732-8866 or 217 782-3336. Representatives are available Monday through Friday, 8 am - 5 pm. Over-the-phone translation services are available.
Our TDD (telecommunication device for the deaf) number is 1 800 544-5304.
To receive assistance by email, use the information below.
| Business Income Tax or Withholding Income Tax | REV.TA-BIT-WIT@illinois.gov |
| Individual Income Tax |
REV.TA-IIT@illinois.gov |
| MyTax Illinois Help |
REV.MyTaxHelp@illinois.gov |
| MyDec (Online Real Property Transfer Tax) Help |
REV.MyDecProject@illinois.gov |
| Order Forms |
REV.OrderTaxForms@illinois.gov |
| Power of Attorney |
REV.POA@illinois.gov (submissions only) |
| Sales Tax |
REV.TA-Sales@illinois.gov |
| Sales Tax Exemptions |
REV.E99@illinois.gov |
Visit a Local Office
When you come to one of the Department's facilities, bring all available information with you. No appointments are necessary; however, if you have a complex issue, please contact the department ahead of time so they can be prepared to give you the help you may need. Translation services are available.
Website Feedback
If you are having difficulty with this website or have a suggestion for how to make the site better, you can Email the Webmaster.