Idaho State Tax Commission

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• Our TAP website will be unavailable beginning at 10 p.m. MT on Friday, Sept. 13. Services should resume by 2 a.m. MT on Sunday, Sept. 15. This includes our "Refund Status" page. We apologize for any inconvenience.
• Our Boise office has moved to a new location.
• Owe on your taxes? Visit our Collection Hub for more information!

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Latest News

09-12-2019 Free tax classes available for small businesses

09-05-2019 2019 income tax draft forms: We want your feedback!

09-05-2019 Northern Idaho embezzler sentenced for tax fraud

08-06-2019 Withholding tables updated

07-18-2019 Summer Tax Update newsletter features new tax laws

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This information is for general guidance only. Tax laws are complex and change regularly. We can't cover every circumstance in our guides. This guidance may not apply to your situation. Please contact us with any questions. We work to provide current and accurate information. But some information could have technical inaccuracies or typographical errors. If there's a conflict between current tax law and this information, current tax law will govern.