N.Y. Comp. Codes R. & Regs. tit. 9, § 1505.1
Fire escapes on old multiple dwellings, on hotels and similar dwellings, and on nonfireproof new multiple dwellings, installed pursuant to chapter 61-B of the Consolidated Laws (Multiple Residence Law) of the State of New York, shall conform to the regulations as set forth herein, entitled Part 1505, Fire Escape Systems.