Announcements and Important Information

To help the public during COVID, the Missoula County Building Division absorbed credit card fees. Starting Wednesday, June 1, the division will again apply a 3.3816% third-party fee to all credit and debit card transactions.

A new Portal has been established in our Seeley Lake location for dropping off documents for Public Works. Learn more.

EXCITING NEWS!  Missoula County permit customers will be able to pay for their permits online through their account dashboard starting Monday, Dec. 20. Do not pay until you have received verification from the Building Department.  As always, feel free to reach out to us at 406-258-3701 if you encounter any issues with this new system.

Office and Upcoming Closures

Missoula County Public Works/Building Division is closed to the public until further notice. Online permitting is available at MissoulaCounty.Build and permits can be dropped off and picked up by using the boxes located outside our front doors. Boxes are available Monday through Friday between the hours of 7 am to 3 pm.

Upcoming closures.


Inspections can be requested 24 hours in advance. We cannot guarantee same day inspections, but will accommodate as schedules allow. Inspection requests can be sent to or made by calling 406-258-3701 and leaving a message.

2018 International Energy Conservation Code Adoption

The State of Montana Department of Labor & Industry Building Codes Program adopted administrative rules for the new 2018 International Energy Conservation building code, effective February 13, 2021. Missoula County adopted the proposed Resolution No. 2021-072 on May 13, 2021.