Idaho State Tax Commission

Idaho State Tax Commission

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Update your W-4 for withholding


Now you can make a payment without signing up for a TAP account. Perfect for occasional payments like: income tax, estimated, and audit payments. Read more at
It's really easy to get a seller's permit. See which seller's permit you need and quickly apply online!
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File your tax return and owe a balance? Did you know you can apply for a 6-month plan with no lien filed? Read more about your options.

Latest News

10-15-2018 Idaho grants tax relief to victims of Hurricane Michael

10-10-2018 Fuels tax refund draft forms: We want your feedback!

10-03-2018 Small businesses can get tax help and more with Business Basics class in Boise

10-03-2018 Small businesses can get tax help and more with Business Basics classes in Ketchum, Twin Falls and Jerome

10-02-2018 Two people sentenced for tax fraud conspiracy

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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.