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Business Income Tax Guidance

Business Income Tax Guidance
Sales, Use & Excise Tax
General Tax Guidance

Voluntary Disclosure Program

The voluntary disclosure program encourages unregistered business entities and persons to voluntarily contact the Department regarding unreported Iowa tax.

Individual Income Tax
Business Income Tax Guidance
Corporation Income Tax

Summary of Tax Year 2024 Form Changes

A summary of communications and the significant changes made to tax forms for tax year 2024.

Business Income Tax Guidance
Tax Credits, Deductions & Exemptions Guidance

Pass-Through Entity Tax (PTET)

Pass-Through Entity Tax (PTET) is a voluntary election for a partnership or S corporation to be subject to Iowa income tax at the entity level

Business Income Tax Guidance
Corporation Income Tax

Electronic Filing Requirement for Businesses, Trusts, and Estates

Certain taxpayers are now required to file their annual Iowa tax returns in an electronic format including Corporate, S Corp, Partnership, Franchise, Fiduciary.

Tax Credits, Deductions & Exemptions Guidance
Business Income Tax Guidance

Research Activities Credit (RAC)

Research Activities Credit guidance for individual and corporate income tax including clarification on how the credit is calculated and limitations on claiming.

Business Income Tax Guidance

Partnership Interest Expense Nonconformity Adjustment

Guidance to describe required adjustments and reporting procedures for partnerships that had business interest expense that was disallowed as a deduction.

Business Income Tax Guidance

Iowa Corporate Income Tax Rates

Guidance regarding House File 2317 and the provision outlining a possible reduction in corporate income tax rates.

Business Income Tax Guidance

Bulk Filers/Service Providers

Definitions for Service Provider and Bulk Filer, including instructions on registering as a bulk filer.

Business Income Tax Guidance

Built-In Gains Tax on S Corporation

Guidance to describe Iowa’s conformity with the federal built-in gains tax on S corporations.

Business Income Tax Guidance

Deemed Repatriation of Deferred Foreign Income

The Tax Cuts and Jobs Act (TCJA) added new section 965 to the federal Internal Revenue Code (IRC).

Business Income Tax Guidance
Tax Credits, Deductions & Exemptions Guidance

Iowa Nonconformity: The Federal Consolidated Appropriations Act of 2021

The Public Law 116-260, the Consolidated Appropriations Act, 2021, includes a number of federal tax changes, some with retroactive effect.

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