Idaho State Tax Commission

Idaho State Tax Commission

This article is over 12 months old and may be out of date. Please check elsewhere on our website or contact us if you need more information.

Business Forms and Instructions Finalized

The following Business Forms and Instructions have been finalized:

Form 41A and Instructions Idaho Supplemental Schedule of Affiliated Enties
Form 41ES Quarterly Estimated Tax/Extension of Time Payment
Form 41ESR Underpayment of Estimated Tax by Corporations
Form 41EST Worksheet for Determining Estimate Payment Amount
Form 66, 44 Instructions - Fiduciary Income Tax 

Posted 10-16-2013

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