Smoke and Carbon Monoxide Detectors WA State Law Requirements

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What to Know

Keeping your rental property safe and habitable is your first responsibility as an owner. Make sure your smoke detectors and carbon monoxide detectors are compliant. Smoke and Carbon Monoxide Detectors save lives AND Washington State law requires specific installation within every rental and home sale. Here is what you need to know: 

Smoke Alarms

According to Washington State Law, smoke alarms must be located in each bedroom, in hallways outside of bedrooms, and there must be at least one smoke alarm on each floor of the home, including basements and habitable attics.

Specific Smoke Alarm Requirements in the WA State Laws

Carbon Monoxide Detectors

Washington State requires all residential buildings to have a carbon monoxide detector installed and functional. This includes single-family homes. Maintenance of the carbon monoxide detector is the owner’s responsibility, but you can require that tenants replace the batteries.

Specific Carbon Monoxide Detector Requirements in the WA State Laws

Building Code for Carbon Monoxide Detector Placement

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