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Possible online services disruption due to Internet related outage

A worldwide technology outage is causing disruption to some State of Illinois online systems.  We are aware of this issue and are diligently working on restoration.

2022 Withholding (Payroll) Tax Forms

Name
  Description
IL-501
  Payment Coupon and Instructions
IL-941 Instructions
Illinois Withholding Income Tax Return
​IL-941-X
Instructions
​Amended Illinois Withholding Income Tax Return
​Schedule WC
Instructions
​Withholding Income Tax Credits
​Schedule WC-I
  ​Withholding Income Tax Credits Information and Worksheets 
IL-700-T
  Illinois Withholding Tax Tables Booklet - effective January 1, 2022 - December 31, 2022
IL-W-6
  Certificate of Days Worked in Illinois for Non-Residents 
IL-W-6-WS
  Worksheet to Report Days Worked in Illinois for Non-Residents