WebFile & Pay for Withholding Income Tax is a FREE online application that allows you to file your Form IL-941, Illinois Quarterly Withholding Income Tax Return, or your Form IL-941-A, Illinois Yearly Withholding Income Tax Return.
The electronic payment is deducted from your business's
checking or savings account.
If you need to make any withholding payments, use WebPay.
Note: Do not use this application to file your IL-1040, Individual Income Tax Return.