Iowa 2025 State Instructions
The Iowa Department of Revenue provides comprehensive instructions and forms for individual income tax returns for the 2025 tax year. These resources are designed to assist taxpayers in accurately completing their state tax filings. Below are key forms and instructions available for Iowa residents.
Main Individual Tax Form
- Form IA 1040 – This is the primary form for Iowa individual income tax returns. It includes instructions for both resident and part-year resident taxpayers.
Capital Gain Deduction Forms
Iowa offers several capital gain deduction forms for specific situations. These are available as part of the Iowa Capital Gain Deduction series (Forms IA 100 A-J).
- Form IA 100D – Capital Gain Deduction for Timbers
- Form IA 100E – Capital Gain Deduction for Business (applicable for installment sales prior to January 1, 2023)
- Form IA 100F – Capital Gain Deduction for ESOP (Employee Stock Ownership Plan)
- Form IA 100G – Capital Gain Deduction for Retired Farmers
- Form IA 100J – Capital Stock Election Deduction
Tax Credits Available in Iowa
- Form IA 128 – Iowa Research Activities Tax Credit
- Form IA 128S – Alternative Simplified Research Activities Credit
- Form IA 4136 – Fuel Tax Credit (Motor Fuel Tax Credit)
- Form IA 177 – Iowa Adoption Tax Credit
- Form IA 147 – Iowa Franchise Tax Credit
Estimated Tax Payments and Other Forms
- Form IA 1040ES – State Estimated Income Tax Payments (for 2025)
- Iowa Lump-Sum Tax – Available under the Taxes section in filing software
- Iowa Taxable Income – Can be added under the Additions section in filing software
Taxpayers using Online Taxes (OLT) software can easily navigate to these forms by selecting "State" in the left menu, then choosing "Start or Revisit Iowa state." The software provides step-by-step guidance for each form.
Source:
Iowa Individual Income Tax Forms and Instructions
Form IA 1040 - Individual Income Tax Return
Form IA 100G - Capital Gain Deduction for Retired Farmers
Form IA 128 - Iowa Research Activities Tax Credit
Form IA 100E - Capital Gain Deduction for Business
Note: Always verify details with the official Federal or State Department of Revenue Forms and Instructions.