Plumbing permits in City of Bellevue: fees, timeline & requirements (2026)
Everything you need to know about pulling a plumbing permit in City of Bellevue, Washington — when one is required, what it costs, how long review takes, what documents are required, and which inspections you can expect. Cited to Bellevue Development Services.
Free lookup, no account needed — your lot polygon, zoning, setbacks and overlays, cited to City of Bellevue's source.
When does a plumbing need a permit in City of Bellevue?
A permit is required for replacing or moving an existing hot water heater. A permit is required to install a new fixture, or move an existing fixture, where that requires installing or modifying existing water lines, drains or vents. A permit is required to move an appliance if it requires installing or modifying gas lines, water lines, drains, vents, or electrical circuits.
In the source's own words
“A permit is required for replacing or moving an existing hot water heater.”Source ↗verified 2026-09-24
Required submittals
- fixture count + DFU calc for repipes
- water heater specs
- sewer line plan if site work involved
Inspection sequence
- rough-in / pressure test
- final
Contractor specialties needed
plumbing
Who can do this work in City of Bellevue?
Kolmo Construction is a licensed Washington general contractor — KOLMOL*753JS, active through April 10, 2027, bonded and insured — working throughout City of Bellevue and King County. Kolmo prepares the drawings and submittals, files the plumbing permit with Bellevue Development Services, carries the project through review and inspections, and performs the construction. Call (206) 410-5100 for a City of Bellevue plumbing quote.
Notes & caveats
Water heater: T&P relief, expansion tank required if pressure >80psi or check valve installed. Sewer line: cleanouts at every 100ft + change of direction. Backwater valve required in flood zones.
How to apply yourself
- 1. Confirm your parcel's zoning & overlays. Run an address lookup for your City of Bellevue plumbing — we'll pull your specific lot polygon, zoning, setbacks, and any shoreline/ECA/historic overlays.
- 2. Assemble submittals (3).
- 3. Submit through the city portal: Bellevue Development Services ↗
- 4. Track review. Respond to reviewer comments promptly.
- 5. Pay issuance fees (Plumbing permit fees are set by fixture count in the city's fee schedule. Apply via https://mybuildingpermit.com.) and pick up the permit. Inspection card travels with the job.
Or have Kolmo do it
We pull plumbing permits in City of Bellevue every month. We prepare the drawings and submittals, file with Bellevue Development Services, handle reviewer comments, and build the project.
Licensed WA general contractor KOLMOL*753JS · bonded & insured
Plumbing permits in City of Bellevue — FAQ
When does a plumbing need a permit in City of Bellevue?
A permit is required for replacing or moving an existing hot water heater. A permit is required to install a new fixture, or move an existing fixture, where that requires installing or modifying existing water lines, drains or vents. A permit is required to move an appliance if it requires installing or modifying gas lines, water lines, drains, vents, or electrical circuits.
How much does a plumbing permit cost in City of Bellevue?
Current fee per the City of Bellevue fee schedule: Plumbing permit fees are set by fixture count in the city's fee schedule. Apply via https://mybuildingpermit.com.. Plus ancillary plan-review/tech-surcharge fees per city schedule.