Every New York City apartment with a gas stove or another gas appliance, or with gas piping or a gas appliance directly below it, must have a natural gas alarm installed by Jan. 1, 2027, and the Department of Buildings says that deadline will not move.
In Brooklyn Community District 4, which covers Bushwick, the city’s housing registry lists about 8,450 active residential buildings with about 42,200 apartments, according to Department of Housing Preservation and Development data. Any of those homes with gas in the unit or directly below it falls under the rule.
The requirement comes from Local Law 102 of 2025. Under the law, the Jan. 1, 2027 date holds only once the department confirms that at least four distinct manufacturers make battery-powered alarms, and in a service notice dated June 15, 2026, it said they do. “The Department has identified at least 4 distinct manufacturers of battery-powered alarms, which means the installation date will not be extended beyond January 1, 2027,” the notice says. Alarms must be installed under Section 908.13 of the city Building Code and the department’s rules.
The alarms work like the smoke and carbon monoxide detectors already required in apartments, but detect natural gas. If an alarm goes off or there is a smell of gas…
