N.Y. Multiple Residence Law § 280: Water-closets and bathrooms

§ 280. Water-closets and bathrooms. The requirements for water-closet

compartments, bath and shower rooms shall be the same as provided in

section two hundred fifteen for fireproof dwellings, except that each

required water-closet compartment, bath or shower room in an apartment

shall be ventilated by a window opening to the outer air as provided in

section one hundred seventy-one. Water-closet compartments, bath and

shower rooms which are supplementary to those required under the

provisions of sections one hundred seventy-one and two hundred fifteen

may be mechanically or gravity ventilated as provided in section one

hundred seventy-one.