Illinois TaxNet is a program for Illinois businesses to electronically file and pay your unemployment Insurance Tax and Wage Reports (UI-3/40), and make your IL-501 payments by direct debit via a bank account registered with Illinois TaxNet. Visit Illinois Department of Employment Security
to register and obtain digital certification.
The Illinois Withholding Income Tax Return (Form IL-941) can no longer be filed using TaxNet. Please use the department’s WebFile
program to file this return.
here to access TaxNet.