State directory · WA · West
Washington building departments
This Washington directory covers 39 Census county equivalents and local building-department guides. Washington uses a statewide building code with local amendments and local permit administration. Site, shoreline, critical-area, and energy requirements can be significant.
How permitting works in Washington
Statewide code with local amendments and enforcement. A county name is a geographic index, not a promise that the county government issues every building permit. Many projects are handled by a city, town, township, borough, parish, regional office, or independent city.
Source-backed state research
Washington State Building Code Council / local jurisdictions
Washington has a statewide building code made up of model codes with Washington amendments. Cities and counties administer permits and may adopt certain local amendments, so the local building department remains the authority for project intake, inspections, and local requirements.
Read the official state source ↗Researched local guides
Available department pages
Bellevue · King County
Bellevue Development Services
Permits, inspections, zoning, and official contact information.
Clark County · Clark County
Clark County Building Safety
Permits, inspections, zoning, and official contact information.
King County · King County
King County Permitting Division
Permits, inspections, zoning, and official contact information.
Pierce County · Pierce County
Pierce County Planning and Public Works Development Center
Permits, inspections, zoning, and official contact information.
Seattle · King County
Seattle Department of Construction and Inspections
Permits, inspections, zoning, and official contact information.
Spokane · Spokane County
Spokane Development Services Center
Permits, inspections, zoning, and official contact information.
Tacoma · Pierce County
Tacoma Planning and Development Services
Permits, inspections, zoning, and official contact information.
Vancouver · Clark County
Vancouver Community Development Department
Permits, inspections, zoning, and official contact information.
Geographic coverage