Idaho State Tax Commission

Collection, Audit, and Taxpayer Rights Hub

Quick Pay online (no account needed) »


Note: Calls from (855)556-4230 are from our Phone Power unit.


Taxpayer Rights

Penalty and Interest

Penalty and interest are assessed according to current tax law.

Page last updated April 2, 2019. Last full review of page: April 1, 2019.

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.