Iowa Income Tax - Refund Processing Hoover State Office Building Des Moines IA 50319-0120
Iowa Income Tax - Document Processing PO Box 9187 Des Moines IA 50306-9187 Make checks payable to "Treasurer - State of Iowa."
Iowa Income Tax - Document Processing PO Box 9187 Des Moines IA 50306-9187
Make checks payable to "Treasurer - State of Iowa."