Solar permits in City of Federal Way: fees, timeline & requirements (2026)
Everything you need to know about pulling a rooftop solar / PV permit in City of Federal Way, Washington — when one is required, what it costs, how long review takes, what documents are required, and which inspections you can expect. Cited to Federal Way Department of Community Development.
Free lookup, no account needed — your lot polygon, zoning, setbacks and overlays, cited to City of Federal Way's source.
City of Federal Way: we don't yet have an authoritative rooftop solar / PV rule on file for this city. Until we verify, fall back to Washington-state baseline code (IRC/IBC/WSEC) and the county building department. Call Federal Way Department of Community Development for project-specific guidance.
Who can do this work in City of Federal Way?
Kolmo Construction is a licensed Washington general contractor — KOLMOL*753JS, active through April 10, 2027, bonded and insured — working throughout City of Federal Way and King County. Kolmo prepares the drawings and submittals, files the rooftop solar / PV permit with Federal Way Department of Community Development, carries the project through review and inspections, and performs the construction. Call (206) 410-5100 for a City of Federal Way rooftop solar / PV quote.
Solar permit fee estimate in City of Federal Way
Worked example for a $25,000 rooftop solar / PV project (building permit). Your actual fee scales with project valuation.
| Building permit fee | $931.75 |
| Plan review | $605.64 |
| Automation fee (5% of the permit fee, $43 minimum) | $46.59 |
| WA state surcharge | $6.50 |
| Estimated total | $1,590.48 |
$2,000.01 - $25,000.00: $157.11 for first $2,000, plus $33.68 for each additional $1,000.00 or fraction thereof (2026 Fee Schedule, Valuation Table A). Computed from City of Federal Way's adopted fee schedule · source ↗. Land use, fire and engineering review, intake, impact and utility fees, where they apply, are charged separately.
How to apply yourself
- 1. Confirm your parcel's zoning & overlays. Run an address lookup for your City of Federal Way rooftop solar / PV — we'll pull your specific lot polygon, zoning, setbacks, and any shoreline/ECA/historic overlays.
- 2. Assemble submittals (site plan, scope-of-work, photos).
- 3. Submit through the city portal: Federal Way Department of Community Development ↗
- 4. Track review. Respond to reviewer comments promptly.
- 5. Pay issuance fees (see fee schedule) and pick up the permit. Inspection card travels with the job.
Or have Kolmo do it
We pull rooftop solar / PV permits in City of Federal Way every month. We prepare the drawings and submittals, file with Federal Way Department of Community Development, handle reviewer comments, and build the project.
Licensed WA general contractor KOLMOL*753JS · bonded & insured
Solar permits in City of Federal Way — FAQ
How much does a rooftop solar / PV permit cost in City of Federal Way?
For a $25,000 rooftop solar / PV project, the estimated City of Federal Way permit fee is about $1,590.48 (building fee $931.75 + plan review $605.64 + surcharges) from City of Federal Way's adopted fee schedule. Land use, fire and engineering review, intake, impact and utility fees, where they apply, are charged separately.