Typical 1 and 2 Family Residences Permitted Between 1975 and August 27, 1997

Smoke detectors are required as follows:

One smoke detector on every habitable level of the residence.

One smoke detector on the ceiling at the base of each stairway, but not in the

stairway itself.

One smoke detector on the ceiling outside of each separate sleeping area.

A minimum of one smoke detector must be installed for every 1,200 square feet

of living space per level.

Must be hardwired interconnected smoke detectors.

If the smoke detector is located within 20 feet of a kitchen or bathroom

(containing a bathtub or shower), the smoke detector will be required to be a

photoelectric detector.


Carbon monoxide alarms are required as follows:

On every level of the residence, including habitable portions of basements and

attics and must be located within 10 feet of each bedroom door.

Combination detectors (photoelectric smoke and carbon monoxide detector)

may be used anywhere.

Combination detectors (ionization smoke and carbon monoxide detector) may

be used if the detector is outside of 20 feet of a kitchen or bathroom (containing

a bathtub or shower).

May be either: battery powered, plug-in with battery backup, hardwired with

battery backup, or system type.

Follow the manufacturer’s instructions for placement/installation.


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