USA State Payroll Rates + Resources: State of Iowa
Purpose
The purpose of this documentation is to outline the 2021 payroll tax rates and submittal partners in the state of Iowa.
Good to Know!
We recommend that you make all payroll tax payments as soon as you process payroll.
Unemployment Insurance
Partner: Iowa Workforce Development
2021 New Employer Rate: 1.0% (non-construction)
For more details, see Unemployment Insurance Reporting & Payments.
State Income Tax Withholding
Partner: Iowa Department of Revenue
Iowa Withholding Formula for Wages Paid Beginning January 1, 2021
Form: IA W-4
For more details, see Filing State Income Taxes, W-2s, and 1099s.