Idaho State Tax Commission

Idaho State Tax Commission

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Our Pocatello office is in a new location!
2018 income tax forms are here! Individual and Business
(Note: Updates to individual income tax instructions on this page)
Did you receive a Form 1099-G from us? Read more.

Our offices will be closed Monday, February 18, for Presidents' Day.

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Refund Status

Check your 2018 tax return online, 24/7.

Learn more


Update your W-4 now

Save yourself
from an
unexpected tax bill

Latest News

02-14-2019 Identity verification helps protect taxpayers, refunds from fraud

02-13-2019 Many taxpayers can get free income tax help

02-11-2019 Have you updated your W-4 yet?

02-11-2019 Our Pocatello office has moved

02-07-2019 Get a grocery credit refund even if you don’t earn enough to file taxes

Read more news items »

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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.