Agencies
ServicesPossible online services disruption due to Internet related outage
2017 Withholding (Payroll) Tax Forms
| Name | Description | |
|---|---|---|
| Click here to file your IL-941 return or pay your IL-501 in MyTax Illinois | ||
| IL-501 | Payment Coupon and Instructions | |
| IL-941 | Instructions | Illinois Withholding Income Tax Return |
| IL-941-X | Instructions | Amended Illinois Withholding Income Tax Return |
| IL-700-T | Illinois Withholding Tax Tables (effective July 1, 2017 - December 31, 2017) | |
| IL-2000 | Request for Verification of IDOR Approved Credit for Illinois Withholding Tax | |