N.Y. Multiple Dwelling Law § 100: Application of article four

§ 100. Application of article four. The provisions of this article

shall apply to fireproof multiple dwellings erected after April

eighteenth, nineteen hundred twenty-nine, and to such dwellings only.

They shall apply to all such fireproof dwellings unless their

application is expressly limited to dwellings of a particular class.

They shall apply in addition to, and not in substitution for, the

provisions of article three.