N.Y. Multiple Residence Law § 43

§ 43. Plumbing and drainage. Every such dwelling shall be provided\nwith facilities for the disposal of sewage, waterborne waste, and\nexcreta, and such facilities shall be connected with the public sewers,\nif available and practicable; otherwise, such waste matter shall be\ndisposed of in a manner approved by the public health officer having\njurisdiction.\n