N.Y.C. Admin. Code § 24-704: § 24-704 Special health hazard list.

(a) The commissioner may develop by regulation a special health hazard list to consist of substances otherwise included on the hazardous substances list but which, because of their proven carcinogenicity, mutagenicity, or teratogenicity, pose a special hazard to health and safety. For those substances contained on this list, any amount stored or existing at a facility shall be reported to the commissioner.

(b) The commissioner shall be authorized to include within the regulations specific requirements for the special health hazards list, in addition to those established in section 24-705 of this chapter, for the reporting, handling and labeling of these substances, as he or she deems necessary.