Taxpayer Phone and Email Contact Information

Contact the Illinois Department of Revenue with tax-related question by telephone or email. Save time and avoid the phone queue by contacting the department by email at one of the addresses listed below:

Individual Income Tax
Business Income Tax or Withholding Income Tax
Sales Tax
Powers of Attorney (Submissions)
​Collections (email the address on your latest correspondence, if available)
Bingo, Pull Tabs, and Charitable Gaming
Enterprise Zones
​Illinois Liquor Control Commission help
MyTax Illinois help
MyDec help
​Motor Fuel
Cigarette, Liquor, Tobacco, and Cannabis​
​Local Tax Allocation Division

To receive assistance by phone, please call 800 732-8866 or 217 782-3336. Representatives are available Monday through Friday, 8 am - 5 pm. Our TDD (telecommunication device for the deaf) number is 800 544-5304.

Other Department Phone Numbers

Additional taxpayer resources are available during the COVID-19 (Coronavirus) outbreak.