2019 Withholding (Payroll) Tax Forms

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NameDescription
IL-501  Payment Coupon and Instructions
IL-941 InstructionsIllinois Withholding Income Tax Return
IL-941-X Instructions Amended Illinois Withholding Income Tax Return
Schedule P CSV Instructions
Illinois Withholding Payroll Schedule
IL-700-T  
Illinois Withholding Tax Tables Booklet - effective January 1, 2020 - December 31, 2020
IL-700-T  
Illinois Withholding Tax Tables Booklet - effective January 1, 2019 - December 31, 2019