Building Permits
Permits are required for all new construction within Whitefish city limits. That includes but is not limited to the following:
- New residential and commercial construction
- Commercial storage buildings and garages of any size
- Residential sheds (over 200 sq ft) and Commercial sheds (over 120 sq ft)
- Additions
- Remodels
- Decks (repair, replace, or new)
- Electrical, mechanical, and plumbing projects
- Retaining walls over 4 feet high or subject to surcharge load
- Roofing if sheeting is being replaced
Please call the Building Department at 406-863-2410 before starting any construction to determine if a permit is required.
Required Documentation
- A complete signed building permit application including owner information and contractor information
- Plans must meet the following applicable codes: 2021 IBC, 2021 IRC, 2021 IECC, 2021 IEBC, 2021 IMC, 2021 IFGC, 2021 UPC, 2020 NEC, 2021 ISPSC, and 2021 IWUIC. Please contact our office for design criteria specific to our jurisdiction, including snow load.
- Truss design criteria from the truss manufacturer (dead load and live load) must be submitted prior to permit issuance
- A completed Public Tree Impact Form is required if working within 50 feet of a public tree.
Public Tree Protection Information (PDF) - A completed Plumbing Fixture Form is there is any change in plumbing fixtures.
Plumbing Fixture Form (PDF)(Revised October 2025)
- Commercial Projects (revised October 2025)
- Residential Projects (revised October 2025)
- Application Affidavit
- Trade Permit Application
Apply for an Extension
Fees
Building permit fees are based on a percentage of the estimated cost for the project. A deposit is required at the time of permit submittal.
Projects adding plumbing fixtures are also subject to impact fees, which are calculated by the Public Works Department. Please contact Rose Elliott at 406-863-2462 if you have questions.
Architectural Review May Apply to Your Project
The following types of projects are subject to architectural review approval prior to submitting your building permit application:
- Commercial or industrial buildings
- Triplex, Fourplex, and Multi-family buildings
- Two-unit townhouses
- Additions, façade changes, or painting any of the above
Applications, Architectural Review Standards and more information can be found on the Architectural Review Committee page or you may call the Planning Department at 406-863-2410.