King County · Pacific Northwest
Permit authorities in Federal Way, WA.
If you're a homeowner or contractor doing a project in Federal Way, here's who handles permits and inspections — fire, building, and electrical. Free reference, no signup.
Fire AHJ
South King Fire & Rescue / Federal Way
Handles fire-sprinkler systems, alarm permits, AFH retrofits, hood/duct, and fire-code plan review for the city limits of Federal Way.
City of Federal Way Community Development →Building AHJ
City of Federal Way — Community Development
Issues building permits for structural, mechanical (HVAC), plumbing, and most residential remodel scopes inside Federal Way city limits.
City of Federal Way Community Development →Common permit triggers in Federal Way
Projects that typically need a permit.
- Pacific Highway South commercial work
- Town Center retail tenant improvements
- Multifamily 320th corridor
This is a starting list, not exhaustive. Confirm with the relevant AHJ above before beginning work — permit triggers and scopes change.
Nearby cities in King County
Other King County permit authorities.
Next step
About to hire a Federal Way contractor?
Run through our free 10-item pre-hire checklist before signing — WA L&I license, bond, insurance, references, payment terms.