HVAC permits in City of Bellevue: fees, timeline & requirements (2026)
Everything you need to know about pulling a HVAC / mechanical 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.
When does a HVAC / mechanical need a permit in City of Bellevue?
A permit is required for installing, moving, or replacing a furnace and/or heat pump (and an air conditioner also needs an electrical permit).
From City of Bellevue's own page
“A permit is required for installing, moving or replacing a furnace and/or heat pump.”Source ↗verified 2026-06-26
Required submittals
- equipment specs (model #, capacity)
- Manual J/S/D for new system
- gas piping diagram if applicable
- electrical permit cross-reference
Inspection sequence
- rough-in / gas pressure test
- final
Contractor specialties needed
mechanical
Notes & caveats
Heat pump or AC condensate must drain per IMC. Combustion appliance: combustion air, venting, gas piping leak test. WA HB 1185 (HEEHRA): heat-pump rebates available through energy.wa.gov.
HVAC permit fee estimate in City of Bellevue
Worked example for a $14,000 HVAC / mechanical project (mechanical permit). Your actual fee scales with project valuation.
| Building permit fee | $175 |
| Plan review | $113.75 |
| WA state surcharge | $4.5 |
| Estimated total | $293.25 |
Multi-appliance mechanical (HVAC system + ducts): ~$175 Computed from the City of Bellevue fee bracket schedule · source ↗. Impact/utility fees may apply separately.
How to apply
- 1. Confirm your parcel's zoning & overlays. Run an address lookup for your City of Bellevue HVAC / mechanical — we'll pull your specific lot polygon, zoning, setbacks, and any shoreline/ECA/historic overlays.
- 2. Assemble submittals (4).
- 3. Submit through the city portal: Bellevue Development Services ↗
- 4. Track review (typical: —). Respond to reviewer comments promptly.
- 5. Pay issuance fees (Mechanical permit + electrical permit (if new circuit) + plumbing permit (if condensate to drain). Apply via https://mybuildingpermit.com.) and pick up the permit. Inspection card travels with the job.
HVAC permits in City of Bellevue — FAQ
When does a HVAC / mechanical need a permit in City of Bellevue?
A permit is required for installing, moving, or replacing a furnace and/or heat pump (and an air conditioner also needs an electrical permit).
How much does a HVAC / mechanical permit cost in City of Bellevue?
For a $14,000 HVAC / mechanical project, the estimated City of Bellevue permit fee is about $293.25 — building fee $175 + plan review $113.75 + surcharges. Fees scale with project valuation per the city schedule.