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2024 Withholding (Payroll) Tax Forms

Form
Instructions Description
IL-501
  Payment Coupon and Instructions - Due Dates
IL-941 Instructions
Illinois Withholding Income Tax Return - Due Dates
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, 2024 - December 31, 2024
IL-5754   Statement by Person Receiving Gambling Winnings
IL-W-4
Español
  Employee's Illinois Withholding Allowance Certificate
IL-W-5   Certificate of Residence in Illinois 
IL-W-5-NR   Employee's Statement of Nonresidence in Illinois
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
Pub 131-D   2024 Withholding Income Tax Payment and Return Due Dates