780 CMR, ch. 31, 3116, 3116.13
Current through Register 1538, January 3, 2025
The primary and secondary power sources for the low voltage or wireless, interconnected, monitored smoke detection and alarm systems shall conform to the applicable requirements of NFPA 72; primary and secondary power requirements for carbon monoxide detectors and alarms shall conform to the applicable requirements of NFPA 72.
780 CMR, ch. 31, 3116, 3116.13