Idaho State Tax Commission

Office Hours and Locations

All offices have a drop box inside for payments, tax returns, and correspondence. The boxes are available 8 a.m. to 5 p.m., Monday through Friday. The Boise office also has an outside drop box in the parking lot for tax returns. The box is available at any time.

Tax Commission offices are closed on all state holidays.

If you have general tax questions, write us at Find more information on our Contact Us page.

If you need to meet with a specific Tax Commission employee, please call that individual directly to make an appointment.


8 a.m. to 5 p.m. MT, Monday - Friday*

NOTE: Our customer-service counter is closed from 8-9 a.m. each Wednesday while our staff is in training to improve our service. The 9 a.m. opening time on Wednesdays also applies to our customer-service phone lines - (208) 334‑7660 and (800) 972‑7660.

11321 W. Chinden Blvd., Boise ID 83714-1021

Coeur d’Alene

9 a.m. to 4 p.m. PT, Monday - Thursday

On Fridays, please ring the doorbell to get service.

1910 Northwest Blvd., Suite 100, Coeur d'Alene ID 83814-2371

Idaho Falls

9 a.m. to 4:30 p.m. MT, Monday - Friday

150 Shoup Ave., Suite 16, Idaho Falls ID 83402-3657


8 a.m. to 4 p.m. PT on the 20th of each month (Open the next business day if the 20th falls on a weekend or holiday)

On Fridays, please ring the doorbell to get service.

1118 F St., Lewiston ID 83501-1014


9 a.m. to 4:30 p.m. MT, Monday - Thursday

On Fridays, please ring the doorbell to get service.

1111 N. 8th Ave., Pocatello ID 83201-5789

Twin Falls

9 a.m. to 4 p.m. MT, Monday - Friday

440 Falls Ave., Twin Falls ID 83301-3320

Last updated May 21, 2021

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.