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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 Contractor

Required documents

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Fee schedule

Permit Issuance — base feeWCC Chapter 100, Appendix A, Table 5 — added to all unit fees below
$45.00
Each plumbing fixture on one trap (toilet, sink, tub, shower, etc.)Table 5, Unit Fee Schedule item 1 — includes water, drainage piping, and backflow protection
$6.00 per fixture
Building sewerTable 5, item 2
$30.00
Water heater and/or ventTable 5, item 5 — in addition to $45 base fee
$8.00
Gas piping system, 1–4 outletsTable 5, item 6
$5.00
Additional gas piping outlet (each outlet over 4)Table 5, item 7
$1.00 each
Lawn sprinkler system (per meter, including backflow device)Table 5, item 11
$10.00
Backflow protective device — 2 inch or smallerTable 5, item 13
$8.00

Review timeline

Plan reviewTypical estimate — confirm current times with the Unincorporated Washoe County building department
~3–15 business days

How long did your Plumbing Permit permit actually take in Unincorporated Washoe County?

Anonymous — one question, no email. Answers are combined and only shown once at least 5 people have reported.

Inspection process

  1. 1

    Underground / Slab Plumbing

    Before concrete pour — verify pipe slope, materials, cleanouts

  2. 2

    Rough-In

    After pipes installed and before walls closed — pressure test required

  3. 3

    Final

    All fixtures connected, no leaks, proper venting verified

See the full Unincorporated Washoe County inspection guide — scheduling & re-inspection fees →

Tips

  • EZ Permits are available for water heater replacements and other basic plumbing work by licensed contractors. Contractor
  • 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. Contractor

Frequently asked questions

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.

In Unincorporated Washoe County, the published Permit Issuance — base fee is: $45.00. Additional published fees: Each plumbing fixture on one trap (toilet, sink, tub, shower, etc.) — $6.00 per fixture; Building sewer — $30.00; Water heater and/or vent — $8.00; Gas piping system, 1–4 outlets — $5.00; Additional gas piping outlet (each outlet over 4) — $1.00 each; Lawn sprinkler system (per meter, including backflow device) — $10.00; Backflow protective device — 2 inch or smaller — $8.00. These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Plan review for a plumbing permit in Unincorporated Washoe County typically runs 3–15 business days. This is an estimate, not a published figure — confirm current review times with Washoe County Building Program at (775) 328-2020.

You'll need: Residential Building Permit Application (2023) or EZ Permit — Plumbing. See the required-documents checklist on this page for details on each.

Unincorporated Washoe County requires 3 inspection(s) for a plumbing permit, in order: Underground / Slab Plumbing, Rough-In, Final. Schedule each through Washoe County Building Program ((775) 328-2020).

Apply through Washoe County Building Program at 1001 E. Ninth Street, Building A, Reno, NV 89512. Phone: (775) 328-2020, email: building@washoecounty.gov. Office hours: Monday–Friday 8:00 AM – 4:00 PM. Official information: https://www.washoecounty.gov/building/.

Unincorporated Washoe County, Nevada has adopted: 2024 International Building Code (IBC), Chapters 1–35 — effective July 1, 2025 (compliance mandatory January 1, 2026); adopted per Washoe County Code Chapter 100 with 2024 Northern Nevada Amendments; 2024 International Residential Code (IRC), Chapters 1–44 — effective July 1, 2025; 2024 International Existing Building Code (IEBC) — effective July 1, 2025; 2024 International Energy Conservation Code (IECC) — effective July 1, 2025; Nevada statewide energy floor per NRS 701.220 (eff. 2024-08-18) also applies; 2024 International Fuel Gas Code (IFGC), Chapters 1–8 — effective July 1, 2025; 2024 International Mechanical Code (IMC), Chapters 1–15 — effective July 1, 2025; 2024 Uniform Plumbing Code (UPC) — effective July 1, 2025; 2024 Uniform Mechanical Code (UMC) — effective July 1, 2025; 2024 International Wildland-Urban Interface Code (IWUIC) — effective July 1, 2025; 2024 International Swimming Pool and Spa Code (ISPSC) — effective July 1, 2025; 2023 National Electrical Code (NEC) — effective July 1, 2025; 2024 NFPA 54 and NFPA 58 — effective July 1, 2025; 2024 Northern Nevada Amendments by the Northern Nevada Chapter of the International Code Council (NNICC) — incorporated by reference. Local amendments apply — see the Unincorporated Washoe County overview page for the full list.

Sources & verification

Verified against official sources. Last reviewed 2026-06-30.

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.

Other permits in Unincorporated Washoe County

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