Indiana law and the Indiana Residential Code require working smoke alarms in every home. Rental dwellings must have at least one functional smoke detector outside each sleeping area and on every story, per IC 22-11-18-3.5. New and renovated homes follow Residential Code R314. Rules are statewide, not county-specific.
Smoke-alarm requirements come from Indiana state law, not a Hamilton County ordinance. Under IC 22-11-18-3.5, a rental dwelling must have at least one functional smoke detector installed per manufacturer instructions outside each sleeping area in the immediate vicinity of the bedrooms, with additional detectors on each additional story, including basements. Detectors may be battery-operated or hardwired, must be accessible for testing, and the occupant must test them at least every six months; landlords must install required alarms and repair or replace them within seven working days of written notice. New construction and remodels are governed by Indiana Residential Code Section R314, which requires alarms in each sleeping room, outside each sleeping area, and on each additional story. Carbon-monoxide alarms are
Smoke-alarm duties are enforced through Indiana's rental and building-code framework. A landlord who fails to install or timely repair a required smoke detector after written notice violates IC 22-11-18 and can face liability; building permits will not pass final inspection
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See how Hamilton County's smoke detectors rules stack up against other locations.
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