The law only applies to Class A multiple dwellings. A multiple dwelling "is a dwelling which is either rented, leased, let or hired out, to be occupied, or is

The law only applies to Class A multiple dwellings. A multiple dwelling "is a dwelling which is either rented, leased, let or hired out, to be occupied, or is occupied as the residence or home of three or more families independently of each other." A Class A is a multiple dwellings "which is occupied, as a rule, for permanent residence purposes. This class shall include tenements, flat houses, maisonette apartments, apartment houses ..." A Class B is a multiple dwelling "occupied, as a rule transiently, as the more or less temporary abode of individuals or families who are lodged with or without meals".