A.
Each dwelling unit in a structure used or intended for use for residential purposes shall have a carbon monoxide sensor device located inside the unit. The installation of a carbon monoxide sensor device shall be accepted as meeting the requirement of this section if that device has been tested and listed by a nationally recognized testing laboratory and has been approved by the Division of Codes and Standards after consultation with the Division of Fire Safety.
B.
The following dwelling units shall not be required to have carbon monoxide sensor devices installed therein:
(1)
A dwelling unit in a building that does not rely on combustion of fossil fuel for heat, ventilation or hot water and is not sufficiently close to any ventilated source of carbon monoxide, as determined by the Department of Community Affairs, to receive carbon monoxide from that source.
(2)
A dwelling unit that is heated by steam, hot water or electric heat and is not connected by duct work or ventilation shafts to any room containing a fossil-fuel-burning boiler or heater and is not sufficiently close to any ventilated source of carbon monoxide, as determined by the Department of Community Affairs, to receive carbon monoxide from that source.