he Iowa State Agency that oversees the collection and reporting of State income taxes deducted from payroll checks is:
Department of Revenue Income Tax Division Hoover State Office Bldg. P.O. Box 10457 Des Moines, IA 50306-0457 (515) 281-3114 (800) 367-3388 (in state) www.state.ia.us/tax
Iowa requires that you use Iowa form “IA W-4, Centralized Employee Registry Reporting Form/Employee Withholding Allowance Certificate” instead of a Federal W-4 Form for Iowa State Income Tax Withholding.
Not all states allow salary reductions made under Section 125 cafeteria plans or 401(k) to be treated in the same manner as the IRS code allows. In Iowa cafeteria plans are not taxable for income tax calculation; taxable for unemployment insurance purposes. 401(k) plan deferrals are not taxable for income taxes; taxable for unemployment purposes.
In Iowa supplemental wages are taxed at a 6% flat rate.
State W-2s are not applicable in the state of Iowa.
Continue reading ‘Iowa Payroll Law and Practice’
