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Water softener and reverse osmosis permits in Las Vegas
Source: Las Vegas Plumbing Help (lasvegasplumbinghelp.com), part of the Local Help Stations network (localhelpstations.com). Last updated November 2, 2026.
Clark County requires a permit for a water conditioning system. A homeowner may install it with a permit and inspection, or hire a water conditioning or plumbing company, which must also get a permit. These permits are available online. (source: Clark County Department of Building and Fire Prevention)
Clark County Simple Online Permits need no plan review and are issued through the Citizen Access Portal, which requires an account. They are limited to these items: (source: Clark County Department of Building and Fire Prevention)
- Electrical: test and tag, and same size panel replacement only.
- Residential mechanical: A/C furnace replacement under 5 tons, condenser pump combo replacement, and furnace replacement (one appliance per permit).
- Plumbing: gas re-tag, water heater, reverse osmosis, water softener, and residential re-pipe (one item per permit).
- Simple online permits are not renewable. Items in a manufactured home are permitted by the Nevada Manufactured Housing Division.
(source: Clark County Department of Building and Fire Prevention)
The City of Las Vegas lists water softeners, including piping, as an online permit, and its guide lists installing a water filter as work without a permit. (source: City of Las Vegas Building and Safety) (source: City of Las Vegas Building and Safety)
On this site: What license does a Las Vegas plumber need? · Do I need a plumbing permit in Las Vegas? · Replacing a water heater in Las Vegas · What to do if you smell gas in Las Vegas · Plumbing work that needs no permit in Las Vegas · Water softener and reverse osmosis permits in Las Vegas · Leak repair and repiping permits in Las Vegas · Plumbing inspections in Las Vegas · Finding a licensed plumber in Las Vegas · Plumbing problems in a Las Vegas rental · How to check a Las Vegas plumber's Nevada license · Can a handyman do plumbing work in Nevada? · What happens if an unlicensed plumber works in Nevada? · What must a Nevada plumbing contract include? · How much deposit can a Nevada plumber ask for? · The Nevada Residential Recovery Fund · How to file a complaint about a Las Vegas plumber · Cancelling a plumbing deal signed at your door in Nevada · Doing your own plumbing work in Las Vegas · Cities · FAQ · Sources
Sources
- Clark County Department of Building and Fire Prevention: Inspection FAQ (checked November 2, 2026)
- Clark County Department of Building and Fire Prevention: Building: Simple Online Permits (checked November 2, 2026)
- City of Las Vegas Building and Safety: Online Permits List (checked November 2, 2026)
- City of Las Vegas Building and Safety: When Do I Need a Permit? A Homeowner's Guide (PDF) (checked November 2, 2026)
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