N.Y.C. Admin. Code § 27-131.1: § 27-131.1 Reference Standards.

The appendix to this chapter of the administrative code, known as the "building code reference standards", is adopted and promulgated and shall be known as the "building code rules" of said chapter; except for reference standards RS4-3, RS7-2, and such portions of RS16 not included in the "List of Referenced National Standards". The commissioner shall be empowered to issue or amend the building code reference standards acting in consultation with the fire commissioner on all issues relating to fire safety.