The City of Sumner has adopted the Washington State Building Code (WSBC) and the Washington State Residential Code (WSRC) as the primary standards for all new construction. The 2021 cycle of the Washington State Building Codes, including the Washington State Fire Code, Washington State Mechanical Code, Washington State Plumbing Code, and the Washington State Existing Building Code, have been adopted to cover those specific portions of construction projects. See more details at the International Code Council.
Climatic and Geographic Design Criteria
- Ground Snow Load: 25 lbs/sq ft
- Wind Speed (Gust): 110 mph
- Seismic Design Category: D-2
- Weathering: Moderate
- Frost Line Depth: 12″
- Termites: Slight to moderate
- Decay: Slight to moderate
- Winter Design Temp: 17°
- Ice Shield Underlay: No
- Flood Hazards: 2017 FIRM
- Air Freeze Index: 250
- Mean Annual Temp: 50°
Additional requirements may apply to your project.
Contact Us
For information on obtaining building permits in the City of Sumner, please contact Allison Judge by email or at 253-299-5530.
Schedule inspections using the online portal. You will use the same login information you used to apply for your permit.
For more information on code issues, please contact the Building Official at 253-299-5530 or buildingofficial@sumnerwa.gov.
For commercial/industrial projects, residential subdivisions, or other major projects, the City of Sumner offers a no-charge predevelopment project review. This can help you determine what types of requirements and fees your project will require before you apply for permits.
You will also know more about the feasibility of your project prior to needing final plans. Please contact the Permit Center for more information on how this works.
253-299-5530
allisonj@sumnerwa.gov
Contractors doing work within the City Limits are required to hold a current City of Sumner Business License. You can obtain this license through the State of Washington’s Master License system. Get started here.