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Tax Commission reminds tax preparers to act quickly following tax software security breaches

The Idaho State Tax Commission encourages tax professionals to remain vigilant against cyberattacks and software breaches.Tax professionals with questions or who need to report a suspected software compromise should contact the Tax Commission immediately. Prompt reporting allows the Tax Commission to identify affected returns, prevent fraudulent refunds when possible, and assist taxpayers whose information might […]



Open Meeting: Appeals Resolution

AgendaOfficial meeting notice How to attendBy phone: See meeting noticeIn person:11321 W. Chinden Blvd., BoiseCoral Conference Room


Pending Rules Public Meeting

WAYS TO ATTEND:In person:  Idaho State Tax Commission Coral Conference Room 11321 W. Chinden Blvd., Boise ID 83714


Consulting Appraisers

The Consulting Appraisal Section provides appraisal expertise and technical assistance to Idaho’s county assessors. The team supports counties through valuation guidance, assessment reviews, ratio studies, quality assurance, education, and property tax administration to help ensure consistent and equitable assessments throughout the state. Category Comparison Ratio Study Data Instructionals













Withholding tables updated for 2026

Employers and payroll providers: We’ve updated the income tax withholding tables for 2026. The Idaho Child Tax Credit has sunsetted per Idaho Code section 63-3029L.You don’t need to adjust withholding back to the beginning of the year, but you should use the revised tables going forward. Table for Percentage Computation Method of Withholding Table for Wage […]


Amended 850 Filing Now Available in TAP

July 30, 2026 – Beginning today, taxpayers with Idaho seller’s permits can file amended Form 850, Idaho Sales and Use Tax Returns, through their Taxpayer Access Point (TAP) account. This change answers a need from these taxpayers to easily submit an amended Form 850 online. It also allows them to keep track of the transaction in their […]


Open Meeting: Appeals Resolution

AgendaOfficial meeting notice How to attendBy phone: See meeting noticeIn person:11321 W. Chinden Blvd., BoiseCoral Conference Room


Parental Choice Tax Credit application period now closed

The Idaho State Tax Commission has closed the application period for the Parental Choice Tax Credit program because the program has reached the nearly $50 million limit allowed for this year. The law requires the program to close by August 15 or when it reaches the maximum limit allowed, whichever comes first.As the Tax Commission […]


Business and Tax Basics — Webinar

 Taking charge of your work life by starting your own small business? Whether you’re going it alone part time or planning on having employees, we can help you get started! Join this free webinar to hear about: Creating a business plan Choosing the right business structure Funding sources Marketing and sales Who needs Idaho tax […]


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We don’t have blank tax forms for PERMIT accounts on our website.
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