- Effective July 30, 2026, Idaho taxpayers can file amended Form 850 (Idaho Sales and Use Tax Return) online through the Idaho State Tax Commission’s TAP portal.
- The new electronic filing option is intended to simplify amended return submissions and improve tracking of account activity.
- The change should reduce mailing delays, speed processing, and help prevent duplicate amended filings.
Source: salestaxinstitute.com
Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.













