San Jose enforces California Building Code and Health & Safety Code smoke alarm requirements, mandating working alarms in every bedroom, outside each sleeping area, and on each level of a home. Carbon monoxide alarms are also required. Hardwired interconnected alarms are standard in new construction and major remodels.
California Health & Safety Code §13113.7 and California Building Code §R314 require smoke alarms in every sleeping room, in the hallway immediately outside sleeping areas, and on every story of a dwelling including basements. In new construction and when remodels exceed $1,000 with permits, alarms must be hardwired to the building's electrical system with battery backup and interconnected so that any alarm triggers all alarms. For existing homes, battery-only alarms are acceptable if they have 10-year sealed lithium batteries meeting California's 2015 requirements. Carbon monoxide alarms are required under CA H&S §17926 in any dwelling with a fuel-burning appliance, attached garage, or fireplace; CO alarms must be in hallways outside sleeping rooms and on every level. Landlords are required to install and maintain alarms at the start of each tenancy and when smoke alarms are replaced must use 10-year sealed-battery units. San Jose sale disclosure (Real Estate Transfer Disclosure Statement) requires the seller to confirm smoke and CO alarm compliance. San Jose Fire conducts free home visits and sometimes distributes alarms through community outreach. Violations are typically addressed through correction notices but can escalate to fines for rental properties that fail health and safety inspections.
Specific penalty amounts for this ordinance are not published in a publicly accessible fine schedule. Contact San Jose code enforcement directly for current fines, enforcement procedures, and hearing options.
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