ICC Subscriptions
 
SECTION R313 SMOKE ALARMS, AUTOMATIC SPRINKLER SYSTEMS AND CARBON MONOXIDE ALARMS

R313.1 Smoke alarms.Smoke alarms shall be installed in the following locations: [F]

1.   In each sleeping room.
2.    Outside each separate sleeping area in the immediate vicinity of the bedrooms.
3.    On each additional story of the dwelling, including basements but not including crawl spaces and uninhabitable attics. In dwellings or dwelling units with split levels and without an intervening door between the adjacent levels, a smoke alarm installed on the upper level shall suffice for the adjacent lower level provided that the lower level is less than one full story below the upper level.

When more than one smoke alarm is required to be installed within an individual dwelling unit the alarm devices shall be interconnected in such a manner that the actuation of one alarm will activate all of the alarms in the individual unit. The alarm shall be clearly audible in all bedrooms over background noise levels with all intervening doors closed.

Exception: Interconnection is not required where smoke alarms are permitted to be battery operated in accordance with Section R313.1.2.

All smoke alarms shall be listed and installed in accordance with the provisions of this code and the household fire warning equipment provisions of NFPA 72.