Plumbing Permit in Unincorporated Washoe County, Nevada
Required for plumbing installations, alterations, and repairs in unincorporated Washoe County, including water heater replacements, fixture additions, re-piping, and sewer/water service line work. Governed by the 2024 Uniform Plumbing Code.
Verified 2026-06-30 · Source
When you need this permit
- Repair, replace, relocate, or add to the plumbing system
- Water heater installation or replacement
- New fixtures (toilets, sinks, showers, bathtubs)
- Water or waste re-piping
- Sewer or water service line replacement
- Submit via ONe NV permit portal or EZ Permit — Plumbing for basic work by licensed contractors
Required documents
- Req
Residential Building Permit Application (2023) or EZ Permit — Plumbing
Standard application for complex plumbing work; EZ Permit form available for basic work by licensed contractors
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Permit Issuance — base fee | $45.00 | WCC Chapter 100, Appendix A, Table 5 — added to all unit fees below |
| Each plumbing fixture on one trap (toilet, sink, tub, shower, etc.) | $6.00 per fixture | Table 5, Unit Fee Schedule item 1 — includes water, drainage piping, and backflow protection |
| Building sewer | $30.00 | Table 5, item 2 |
| Water heater and/or vent | $8.00 | Table 5, item 5 — in addition to $45 base fee |
| Gas piping system, 1–4 outlets | $5.00 | Table 5, item 6 |
| Additional gas piping outlet (each outlet over 4) | $1.00 each | Table 5, item 7 |
| Lawn sprinkler system (per meter, including backflow device) | $10.00 | Table 5, item 11 |
| Backflow protective device — 2 inch or smaller | $8.00 | Table 5, item 13 |
Review timeline
~3–15 business days
Typical estimate — confirm current times with the Unincorporated Washoe County building department
Inspection process
- 1
Underground / Slab Plumbing
Before concrete pour — verify pipe slope, materials, cleanouts
- 2
Rough-In
After pipes installed and before walls closed — pressure test required
- 3
Final
All fixtures connected, no leaks, proper venting verified
Tips
- EZ Permits are available for water heater replacements and other basic plumbing work by licensed contractors.
- Washoe County uses the 2024 Uniform Plumbing Code (UPC), not the International Plumbing Code — rules on fixture counts and venting differ.
- A water heater permit fee is $45 base + $8 for the water heater unit = $53 minimum for a licensed contractor pull.
Frequently asked questions
- Do I need a permit to replace a water heater in unincorporated Washoe County?
- Yes. A plumbing permit is required for water heater replacement. The base fee is $45 plus $8 for the water heater unit, for a minimum of $53. Submit via the ONe NV permit portal at www.onenv.us or use the EZ Permit — Plumbing form for licensed contractors.
Sources & verification
Verified against official sources. Last reviewed 2026-06-30.
- Washoe County Building Program — official building department
- Washoe County Code Chapter 100, Appendix A, Table 5 — Plumbing Permit Fees
- EZ Permit — Plumbing (for licensed contractors)
Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the Unincorporated Washoe County building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
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