Smoke Detectors: Fontana vs Hesperia
How do smoke detectors rules compare between Fontana, CA and Hesperia, CA?
Fontana and Hesperia have similar restriction levels.
Fontana, CA
San Bernardino County
Fontana follows state law requiring smoke alarms in every bedroom, outside sleeping areas, and on each floor. CO alarms are required where homes have gas appliances or attached garages.
View full Fontana rules →Hesperia, CA
San Bernardino County
California Health and Safety Code 13113.7 requires smoke alarms in every bedroom, outside each sleeping area, and on every floor of all California dwellings. Alarms installed after July 2014 must be 10-year sealed-battery or hardwired with battery backup. County inspections on sales and rental turnover verify compliance.
View full Hesperia rules →Key Facts Comparison
| Fact | Fontana | Hesperia |
|---|---|---|
| Where required | Each bedroom, outside sleeping areas, every level of the home | - |
| Technology standard | 10-year sealed lithium battery post-2014 installs | - |
| CO alarms | Required with gas appliances, fireplace, or attached garage | - |
| Landlord duty | Install and test at the start of each tenancy | - |
| Sale trigger | Upgrade required at point of sale or permitted remodel | - |
| State Law | - | H&S Code 13113.7 |
| Standard | - | UL 217, 10-yr sealed or hardwired |
| Placement | - | Every bedroom, hall, floor |
| CO Alarms | - | Required with fuel appliances |
Highlighted rows indicate differences between cities.
Fontana FAQ
How many smoke alarms does my Fontana home need?
One in each bedroom, one in the hallway outside sleeping areas, and at least one per floor including the basement - older homes may need multiple upgrades.
Do I need a carbon monoxide alarm in Fontana?
Yes if your home has any gas appliance, a fireplace, or an attached garage. Install one on each level and outside every sleeping area.
Who is responsible for alarms in a rental property?
The landlord installs and confirms operation at move-in; the tenant maintains batteries and reports failures during the tenancy.
Hesperia FAQ
Do I need smoke alarms in every bedroom in San Bernardino County?
Yes. California Health and Safety Code 13113.7 requires alarms inside every sleeping room, outside each sleeping area, and on every floor, in every dwelling in the state including the unincorporated county. Alarms installed after July 2014 must be 10-year sealed-battery or hardwired.
Do short-term rentals in Joshua Tree need special alarm rules?
Yes. Short-term rentals must meet all statewide alarm requirements plus any conditions in their county STR permit, which often requires documented testing. Missing alarms can lead to permit revocation and civil liability after any fire incident.
Compare other topics
See how Fontana and Hesperia compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool