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Agencies A-Z Online Services

News

Cigarette and Tobacco Tax
News

Announcement: Vapor Products Directory Update

The Department announces an update regarding the publication of the Vapor Products Directory.

Display Date
October 30, 2026
Individual Income Tax
News

IDR Announces 2027 Interest Rates

IDR Announces 2027 Interest Rates

Display Date
October 23, 2026
Fuel Tax
News

IDR Releases New Guidance: Dyed Diesel Use Proclamation

The Department announces guidance regarding the dyed diesel use proclamation.

Display Date
October 16, 2026
Corporation Income Tax
News

IDR Issues Order Related to Tax Year 2027 Corporate Income Tax Rates

IDR Issues Order Related to Corporate Income Tax Rates

Display Date
October 5, 2026
Sales, Use & Excise Tax
News

IDR Announces New Sales Tax Bills Signed Into Law, Effective July 1

The Department Announces New Sales Tax Bills Signed Into Law, Effective July 1

Display Date
July 2, 2026
Fuel Tax
News

IDR Announces New Fuel Tax Bill Signed Into Law, Effective July 1

The Department Announces New Fuel Tax Bill Signed Into Law, Effective July 1

Display Date
July 2, 2026
Property Tax
News

Homestead Exemption Calculations

Under Iowa Code, homestead credits and exemptions apply to a “homestead.” A homestead may consist of multiple parcels or less than a whole parcel.

Display Date
June 23, 2026
Business Income Tax
News

IDR Releases New Guidance: Estimated Income Tax Payments for Business Entities

IDR has released new tax guidance regarding estimated income tax payments for business entities.

Display Date
June 17, 2026
Alcohol
News

IDR Releases New Alcohol Guidance: Iowa Trade Practice Rules Reference Guide

Guidance to explain the Trade Practice Rules Reference Guide, an educational tool based on the rules to provide descriptions of business practices.

Display Date
May 13, 2026
Alcohol
News

Administrative Rules - Adopted & Filed

The Iowa Department of Revenue previously submitted proposed rules to the Iowa Legislature. The following rules have been adopted and filed.

Display Date
May 12, 2026
General Department Administration
News

USPS Postmark Changes: Impact on Filing and Payment Deadlines

The USPS updated its Domestic Mail Manual. This guidance explains how recent changes to USPS postmark policies may affect the timeliness of mailed items.

Display Date
April 3, 2026
Alcohol
News

Iowa Alcohol Listing Manual Now Available

The Iowa Department of Revenue has posted the updated Iowa Alcohol Listing Manual on Listing Your Product in Iowa available under Permits & Licensing > Alcohol.

Display Date
April 1, 2026
Corporation Income Tax
News

IDR Issues Order Related to Tax Year 2026 Corporate Income Tax Rates

IDR Issues Order Related to Corporate Income Tax Rates

Display Date
October 21, 2025
Withholding Tax
News

IDR Releases Guidance: Income Tax Withholding on Sports Wagering Winnings

On March 28, 2025, Governor Kim Reynolds signed Iowa Senate File 605. IDR has released new tax guidance to explain this tax update.

Display Date
September 18, 2025
General Department Administration
GovConnectIowa
News

Iowa Department of Revenue Continues Modernization Efforts

We are pleased to share that IDR is in the final year of major efforts to enhance and improve the overall efficiency of our technology solutions.

Display Date
March 27, 2025

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