Idaho State Tax Commission

Idaho State Tax Commission

Latest Tax Commission News

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08-03-2018 Decisions posted to the website in June and July 2018

08-02-2018 Your paycheck a little fatter? You may owe more under new tax law

08-02-2018 Tax Commission: Check Your W-4

07-27-2018 Sales Tax Form ST-133 updated

07-26-2018 Avoid a tax surprise; adjust your paycheck withholding now

07-06-2018 Two women sentenced for tax fraud

07-03-2018 Decisions posted to the website in June 2018

06-28-2018 Idaho Tax Commission statement on Supreme Court’s Wayfair decision

06-21-2018 Withholding Guide updated with W-4 Worksheet for Idaho

06-07-2018 Estimate your property taxes at

06-04-2018 Decisions posted to the website in May 2018

05-31-2018 Withholding Guide Updated May 31

05-11-2018 Phishing scheme affects Idaho Tax Commission and some taxpayers

05-02-2018 Decisions posted to the website in March and April of 2018

05-01-2018 Income tax withholding tables, guide updated

04-26-2018 Missed last week’s income tax deadline? Here’s what to do

04-18-2018 Idaho extends income tax filing deadline through Wednesday, April 18

04-12-2018 Need an extension to file your Idaho income taxes?

See prior 18 news items

Last updated April 26, 2017. News listings updated regularly.

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.