USA State Payroll Rates + Resources: State of Illinois
Purpose
The purpose of this documentation is to outline the 2020 payroll tax rates and submittal partners in the state of Illinois.
Good to Know!
We recommend that you make all payroll tax payments as soon as you process payroll.
Unemployment Insurance
For more details, see Unemployment Insurance Reporting & Payments.
State Income Tax Withholding
Partner: Illinois Department of Revenue
Tax Withholding Tables: Booklet IL-700-T
Form: IL-W-4
For more details, see Filing State Income Taxes, W-2s, and 1099s.