Important: See Tax Year 2012 Income Tax Changes for Iowa Taxpayers
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Forms - PDFs unless noted otherwise
1120F return only 43-001
1120F instructions only 43-008
IA 148 Tax Credits Schedule 41-148
Tax Payment Voucher 43-009
IA 59F Apportionment of Income to Iowa 43-007
IA 1139-NOL Application for Refund Due to the Carryback of Net OperatingLosses and Alternative Minimum Tax Losses for Years beginning prior to January 1, 2009 ONLY 42-026
IA 1139-CAP Application for Refund Due to the Carryback of Capital Losses 42-028
IA 4562A Iowa Depreciation Adjustment Schedule 41-105
IA 4562B Iowa Depreciation Accumulated Adjustment Schedule 41-106
IA 4626 / IA 8827 Minimum Tax Computation / Minimum Tax Credit 43-002
Estimated Taxes
2013 IA FRAN ES Estimated Tax Vouchers for Financial Institutions 43-006
2012 IA FRAN ES Estimated Tax Vouchers for Financial Institutions 43-006
IA 2220 Underpayment of Estimated Tax 45-006