N.Y. Educ. Law § 409-m

§ 409-m. Gender neutral single-occupancy bathroom facilities. The\nboard of education or trustees of every school district or, in the case\nof the city school district of New York, the chancellor, and every board\nof cooperative educational services, charter school and nonpublic school\nwithin the state shall develop policies and procedures requiring that\nall single-occupancy bathroom facilities are designated as gender\nneutral for use by no more than one occupant at a time or for family or\nassisted use. Such gender neutral bathroom facilities shall be clearly\ndesignated by the posting of such on or near the entry door of each\nfacility. For purposes of this section, "single-occupancy bathroom"\nshall have the same meaning as paragraph (d) of subdivision one of\nsection one hundred forty-five of the public buildings law.\n