Washington home permit planning notes
Seismic risk, energy code, wildfire zones, shoreline rules, stormwater, septic, and city/county planning can affect documents.
What to verify locally
- Whether your property is inside city limits or unincorporated county territory
- Which office handles zoning approval versus building permits
- Whether trade permits must be pulled by licensed contractors
- Whether HOA, historic, coastal, floodplain, wildfire, or utility approval applies
Local guides in Washington
Seattle Deck Permit Guide
Seattle has clear deck triggers based on height, roof-deck status, and environmentally critical areas.
Seattle, WashingtonSeattle Fence Permit Guide
Seattle fence permits depend heavily on height, masonry/concrete elements, and flood-prone locations.
Spokane, WashingtonSpokane Residential Building Permit Guide
Spokane residential review covers new construction, additions, interior remodeling, fencing, demolition, accessory buildings, separate trade permits, inspections, and certificate of occupancy coordination.
Spokane, WashingtonSpokane Deck, Fence, Roof, Window, and Solar Permit Guide
Spokane residential resources include deck construction, fence guidance, roofing, siding, windows, solar energy submittals, swimming pools, egress windows, and yard waivers.
Tacoma, WashingtonTacoma Residential Permit Guide
Tacoma permits are handled through Tacoma Permits for building, land use, site development, streets, driveways, sewer, stormwater, demolition, inspections, and status tracking.
Tacoma, WashingtonTacoma Deck, Fence, and Shed Permit Guide
Tacoma publishes clear permit thresholds for decks, porches, fences, masonry walls, and small storage sheds.
King County, WashingtonKing County Washington Residential Remodel and Addition Permit Guide
Unincorporated King County residential remodels, additions, deck work, garages, and many shed projects are handled through King County Permits and MyBuildingPermit.com.
King County, WashingtonKing County Washington Fence Permit Guide
In unincorporated King County, fence permit needs depend heavily on height, parcel zoning, setbacks, and whether the property is inside a city.
King County, WashingtonKing County Washington Residential Solar Permit Guide
King County residential rooftop solar may be exempt from a building permit when it stays within specific dead-load and roof-mounting limits, but electrical permits still run through Washington State Labor and Industries.
King County, WashingtonKing County Washington Building Inspection Planning Guide
King County building inspections for unincorporated-area permits are scheduled through MyBuildingPermit.com, with next-business-day requests generally needing to be entered before the county cutoff time.
Bellevue, WashingtonBellevue Washington Single-Family Addition and Deck Permit Guide
Bellevue uses the single-family addition permit for additions under 3,000 square feet, decks, detached accessory structures, pools, and several related trade scopes.
Bellevue, WashingtonBellevue Washington Trade, Solar, and EV Permit Guide
Bellevue issues electrical, mechanical, and plumbing permits as stand-alone permits or as part of construction projects, with EV chargers, solar panels, HVAC, generators, gas lines, and water heaters often requiring trade review.
Bellevue, WashingtonBellevue Washington Clearing, Grading, Tree, and Critical Area Permit Guide
Bellevue clearing and grading review can apply to single-family landscape changes, tree removal, rockeries, modular block walls, critical areas, and protected vegetation areas.
Vancouver, WashingtonVancouver Washington Residential Building Permit Guide
Vancouver residential permits cover one- and two-family work such as additions, remodels, ADUs, garage conversions, structural changes, footprint changes, and many driveway or RV pad projects.
Vancouver, WashingtonVancouver Washington Fence, Deck, and Shed Permit Exemption Guide
Vancouver allows small fences, low decks, and small sheds without a permit only when they stay within size or height limits and are outside environmentally sensitive areas.
Vancouver, WashingtonVancouver Washington Carport, Deck, Garage, Shed, and Shop Permit Checklist Guide
Vancouver's checklist for residential carports, decks, garages, sheds, and shops focuses on site plans, floor plans, foundation details, elevations, stormwater forms, and structural calculations.
Vancouver, WashingtonVancouver Washington Residential Solar Panel Permit Guide
Vancouver residential solar panel submittals include site plans, roof or structural layout, electrical plans, product specifications, and over-the-counter solar checklist forms.
Vancouver, WashingtonVancouver Washington Fence, Pool, and Retaining Wall Permit Guide
Vancouver fence, pool, and retaining wall permit packages focus on site location, wall and fence height, foundation details, stormwater review, structural engineering, and pool safety documents.
Seattle, WashingtonSeattle ADU and Garage Conversion Permit Guide
Seattle homeowners planning an accessory dwelling unit, garage apartment, basement apartment, or converted living space should confirm zoning, occupancy, utility, parking, and building-permit requirements before design work goes too far.
Seattle, WashingtonSeattle Pool Spa and Barrier Permit Guide
Seattle pool and spa projects should be checked for building permits, zoning setbacks, electrical bonding, drainage, alarms, gates, and barrier inspections before excavation or delivery.
Seattle, WashingtonSeattle Roof Window and Exterior Permit Guide
Seattle roof replacement, window replacement, siding, exterior doors, structural repairs, and weatherproofing work should be checked for permit, historic, energy, wind, and inspection requirements.
Seattle, WashingtonSeattle Kitchen Bath and Basement Remodel Permit Guide
Seattle remodels should be checked for building, electrical, plumbing, mechanical, insulation, egress, waterproofing, and final inspection requirements before walls are closed.
Seattle, WashingtonSeattle Solar EV Charger and Generator Permit Guide
Seattle homeowners planning solar panels, battery storage, EV chargers, panel upgrades, or standby generators should coordinate electrical permits, utility requirements, equipment placement, and inspections.
Seattle, WashingtonSeattle Driveway Fence Shed and Site Permit Guide
Seattle homeowners should check zoning, right-of-way, drainage, easements, setbacks, fence height, accessory structures, and inspections before building outside the house footprint.
Projects to check first
| Project | Why it matters |
|---|---|
| Shed Permit | Usually required once the shed exceeds a local size threshold, has a permanent foundation, includes utilities, or violates zoning setbacks. |
| Fence Permit | Often required for tall fences, front-yard fences, corner lots, pool barriers, retaining-wall combinations, and historic districts. |
| Deck Permit | Almost always required for attached decks, elevated decks, structural repairs, and decks with stairs or guards. |
| EV Charger Permit | Usually required for Level 2 hardwired chargers, panel upgrades, new circuits, and garage wiring changes. |
| Solar Permit | Almost always required. Solar normally needs building/electrical permits and separate utility interconnection approval. |
| Bathroom Remodel Permit | Often required when plumbing, electrical, framing, ventilation, or waterproofing systems are changed. |
| HVAC Replacement Permit | Usually required for furnace, condenser, heat pump, major duct, gas line, and equipment-location changes. |
| Basement Finishing Permit | Usually required when unfinished space becomes habitable, especially with bedrooms, bathrooms, or new walls. |
Best first call
Start with the city building department if the property is inside city limits. If not, call the county building or planning office and ask which authority has jurisdiction for zoning, building, and trade inspections.