City Building Permits
Sumas, WA Building Permit Guide
How to apply for a building permit in Sumas, Washington. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
All properties within the incorporated City of Sumas.
- Department
- Planning and Community Development
- Address
- City Hall, Sumas, WA
- Phone
- (360) 988-5711
- Website
- https://www.cityofsumas.com
Online Permit Portal
Platform: In-person • Account required: No • Submission: In-person only
Additional resources:
Application Process
- Obtain building permit application forms from City Planner at City Hall.
- Prepare application and required documentation.
- Submit application to City Planner for evaluation.
- City Planner reviews for compliance with Sumas Municipal Code and building ordinances.
- SEPA review conducted when required.
- Floodplain review conducted if applicable (Flood Damage Prevention Ordinance Chapter 14.30).
- Shoreline review conducted if applicable.
- Obtain permit upon approval and proceed with construction.
Typical processing time: Varies; contact City Planner for estimate
General Requirements
A building permit is required for most construction within the City of Sumas.
Required Documents
- Completed building permit application
- Site plans
- Construction plans
- Project scope information
- Permit validity
- Contact City Planner for permit validity terms.
- Building code
- Sumas Municipal Code Chapter 15.04 (State Building Code), International Building Code, International Residential Code, Uniform Plumbing Code, International Mechanical Code, International Fire Code, Washington State Energy Code
- Contractor requirements
- Washington State L&I contractor registration required.
Fees
- Minimum permit fee
- Contact City of Sumas for current fee schedule
- Permit fee formula
- Based on project valuation (contact department for schedule)
- Payment note
- Contact City Planner at (360) 988-5711 for current fee schedule.
Work That Does NOT Require a Permit
Contact the Planning and Community Development to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
- (360) 988-5711 (phone)
- Inspection hours
- Standard business hours
Typical inspection sequence: Inspections conducted by City building inspector at various construction stages.
Additional Resources
- Building code: Sumas Municipal Code Chapter 15.04 (State Building Code), International Building Code, International Residential Code, Uniform Plumbing Code, International Mechanical Code, International Fire Code, Washington State Energy Code
- Verify contractor license: WA L&I Contractor Lookup
- Zoning information: View zoning info
- Sumas Official Zoning Map 2023
- City of Sumas Comprehensive Land Use Plan
- Shoreline Management Master Program
- FEMA Flood Maps
- License lookup guide: Washington Contractor License Requirements
- Contract template: Washington Homeowner-Contractor Agreement
- Washington hub: Washington Contractor License & Permit Hub
Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Planning and Community Development before applying.
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