Building permits in Washington
Who issues permits for a house, garage, shed, deck, or addition.
Washington building code and construction permits
The Washington State Building Code applies statewide and is adopted by the State Building Code Council. Cities and counties enforce it, issue the permits and may adopt local amendments.
About building permits
Start with the building or permitting office for the property location. Its published instructions explain applications, inspections, and which office handles the project. City and county responsibilities vary.