N.Y.C. Admin. Code § 27-103: § 27-103 Scope.

On and after July 1, 2008 this code shall apply to the construction, alteration, repair, occupancy and use of new and existing buildings in the city of New York in accordance with and to the extent provided for by chapter 1 of title 28 of the administrative code and the New York city construction codes. On and after July 1, 2008, administration and enforcement of this code shall be in accordance with title 28 of the administrative code.