Smoke Detectors: Henderson vs Las Vegas
How do smoke detectors rules compare between Henderson, NV and Las Vegas, NV?
Henderson and Las Vegas have similar restriction levels.
Henderson, NV
Clark County
NRS 477.930 and HMC Title 6 require smoke alarms in every bedroom, outside each sleeping area, and on every level. New construction requires hardwired interconnected alarms. 10-year sealed batteries for replacements.
View full Henderson rules →Las Vegas, NV
Clark County
Las Vegas has adopted the International Fire Code and International Residential Code, which together require hardwired interconnected smoke alarms with battery backup in every bedroom, outside each sleeping area, and on every floor. CO alarms are required where fuel-burning appliances or attached garages are present.
View full Las Vegas rules →Key Facts Comparison
| Fact | Henderson | Las Vegas |
|---|---|---|
| Authority | NRS 477.930 | - |
| Placement | Bedrooms + hallway + floor | - |
| New Construction | Hardwired interconnected | - |
| Replacement | Every 10 years | - |
| - | - |
Highlighted rows indicate differences between cities.
Henderson FAQ
Do I need a smoke alarm in every bedroom?
Yes. Nevada law requires one in every sleeping room, one outside the sleeping area in the hallway, and at least one on every level of the home.
Are hardwired alarms required?
Yes for new construction and substantial remodels. Existing homes may use battery alarms, but replacements must have 10-year sealed batteries.
Las Vegas FAQ
Do I need to upgrade to hardwired alarms when I sell?
No. Existing homes at sale need battery-powered alarms in all required locations, not a hardwired retrofit.
Where is the CO alarm required?
Within 10 feet of every sleeping area in homes with fuel-burning appliances or attached garages.
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