Plumbing permits in Bellevue: fees, timeline & requirements (2026)
Everything you need to know about pulling a plumbing permit in 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 — the office that issues the permit at your address, cited to Bellevue's source.
When does plumbing work need a permit in 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 2026-08-04
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
Plumber
Who can do this work in Bellevue?
Kolmo Construction is a licensed Washington general contractor — KOLMOL*753JS, active through April 10, 2027, bonded and insured — working throughout Bellevue and King County. Kolmo manages the plumbing job from start to finish: a licensed plumbing contractor performs the work and pulls the permit, and Kolmo coordinates the scope, schedule, inspections and any related construction. Call (206) 410-5100 for a 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. Check who issues the permit. Run an address lookup for your plumbing work in Bellevue — we'll confirm which office issues the permit at that address.
- 2. Assemble submittals: the 3 documents under Required submittals above.
- 3. Submit through the city portal: Bellevue Development Services ↗
- 4. Track review. Respond to reviewer comments promptly.
- 5. Pay issuance fees (Bellevue's fee schedule sets them) and pick up the permit. Inspection card travels with the job.
Or have Kolmo do it
Kolmo runs the job: a licensed plumbing contractor does the plumbing work and pulls the permit, and Kolmo coordinates the scope, schedule, inspections and any related construction.
Licensed WA general contractor KOLMOL*753JS · bonded & insured
Plumbing permits in Bellevue — FAQ
When does plumbing work need a permit in 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 Bellevue?
Bellevue's plumbing permit is $50 for the first fixture and $17.34 for each one more (Ordinance 6879, Table 11), plus a $21 operations fee over the counter, or $53 and a $145 plan review fee when the scope needs building review. Apply via https://mybuildingpermit.com.