Bathroom remodel permits in City of Renton: fees, timeline & requirements (2026)
Everything you need to know about pulling a bathroom remodel permit in City of Renton, Washington — when one is required, what it costs, how long review takes, what documents are required, and which inspections you can expect. Cited to Renton uses TRAKiT permits portal..
Free lookup, no account needed — your lot polygon, zoning, setbacks and overlays, cited to City of Renton's source.
When does a bathroom remodel need a permit in City of Renton?
Like-for-like fixture replacement in same location with no plumbing rerouting and no new circuits: typically exempt under 2021 IRC R105.2(2)(g). Any relocation, new fixture, new circuit, or shower-pan replacement triggers permits.
How City of Renton adopted this rule
The threshold comes from the state code (WAC 51.56), which City of Renton adopts by reference in the provision quoted below.
“4-5-110 UNIFORM PLUMBING CODE ADOPTED: A. ADOPTION: The 2021 Edition of the Uniform Plumbing Code (UPC), as adopted and amended by the State Building Code Council in chapter 51-56 WAC, as published by the International Association of Plumbing and Mechanical Officials, is adopted by reference with the additions, deletions and exceptions set forth in this section. B. EXCEPTIONS: 1. Chapter 1, Administration, is not adopted and the Construction Administrative Code, as set forth in RMC 4-5-060 , shall be used in place of UPC Chapter 1, Administration. 2.”Source ↗verified 2026-09-24
Required submittals
- Application Form, Building Division (RMC 4-8-120B col "Single Family/Multi-Family Interior Remodel")
- Architectural Plans, Detached and 2 Attached Dwellings — when applicable
- Floor plan showing existing + proposed work (RMC 4-8-120B implied)
- Energy Code Checklist, Residential — required when newly conditioned space (basement finish, garage conversion) or envelope changes
- Structural Plans + Calcs — when structural changes (header, beam, lateral) are proposed
Inspection sequence
- rough-in (electrical/plumbing/mechanical)
- shower-pan/waterproofing
- insulation if walls opened
- drywall
- final
Contractor specialties needed
general, electrical-01-or-02, plumbing
Who can do this work in City of Renton?
Kolmo Construction is a licensed Washington general contractor — KOLMOL*753JS, active through April 10, 2027, bonded and insured — working throughout City of Renton and King County. Kolmo prepares the drawings and submittals, files the bathroom remodel permit with Renton uses TRAKiT permits portal., carries the project through review and inspections, and performs the construction. Call (206) 410-5100 for a City of Renton bathroom remodel quote.
Notes & caveats
Interior remodel — submittals per RMC 4-8-120B column "Single Family/Multi-Family Interior Remodel". Permit triggered when plumbing fixtures relocated, new circuits added, or shower-pan replaced.
Bathroom remodel permit fee — Washington baseline, not City of Renton's own schedule
Worked example for a $22,000 bathroom remodel project (building permit). Your actual fee scales with project valuation.
| Building permit fee | $349.25 |
| Plan review | $227.01 |
| WA state surcharge | $6.5 |
| Estimated total | $582.76 |
Fees set by jurisdiction. Plus separate electrical, plumbing, and mechanical permits. Apply via https://permits.rentonwa.gov. We have not read City of Renton's adopted fee schedule, so this is not City of Renton's fee: it walks the standard valuation table most Washington cities adopt by reference, as a rough guide. The real numbers are in City of Renton's fee schedule ↗. Impact/utility fees may apply separately.
How to apply yourself
- 1. Confirm your parcel's zoning & overlays. Run an address lookup for your City of Renton bathroom remodel — we'll pull your specific lot polygon, zoning, setbacks, and any shoreline/ECA/historic overlays.
- 2. Assemble submittals (5).
- 3. Submit through the city portal: Renton uses TRAKiT permits portal. ↗
- 4. Track review. Respond to reviewer comments promptly.
- 5. Pay issuance fees (Fees set by jurisdiction. Plus separate electrical, plumbing, and mechanical permits. Apply via https://permits.rentonwa.gov.) and pick up the permit. Inspection card travels with the job.
Or have Kolmo do it
We pull bathroom remodel permits in City of Renton every month. We prepare the drawings and submittals, file with Renton uses TRAKiT permits portal., handle reviewer comments, and build the project.
Licensed WA general contractor KOLMOL*753JS · bonded & insured
Bathroom remodel permits in City of Renton — FAQ
When does a bathroom remodel need a permit in City of Renton?
Like-for-like fixture replacement in same location with no plumbing rerouting and no new circuits: typically exempt under 2021 IRC R105.2(2)(g). Any relocation, new fixture, new circuit, or shower-pan replacement triggers permits.
How much does a bathroom remodel permit cost in City of Renton?
For a $22,000 bathroom remodel project, the estimated City of Renton permit fee is about $582.76 — building fee $349.25 + plan review $227.01 + surcharges. Fees scale with project valuation per the city schedule.