N.Y. Multiple Residence Law Section 215
Interior water-closets and bathrooms

1.

Except as otherwise provided in this section, water-closets, bath and shower rooms may be ventilated by windows or mechanically ventilated as prescribed in section one hundred seventy-one.

2.

In transiently occupied dwellings there shall be on each story at least two water-closet compartments for the first twenty living rooms or fraction thereof and at least one additional water-closet compartment for each additional fifteen living rooms or fraction thereof.

a.

The water-closet compartments on each story shall be accessible from every such living room on the story. Such water-closet compartments may be placed in one or more general toilet rooms.

b.

Every water-closet compartment of a general toilet containing water-closet compartments permitted under this subdivision shall have a window opening to the outer air of the dimensions, kind and location required in a living room of the same area by section one hundred three, or be provided with a system of mechanical ventilation as prescribed in subdivision six of section one hundred seventy-one.

Source: Section 215 — Interior water-closets and bathrooms, https://www.­nysenate.­gov/legislation/laws/MRE/215 (updated Sep. 22, 2014; accessed Feb. 28, 2026).

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Verified:
Feb. 28, 2026

Last modified:
Sep. 22, 2014

§ 215. Interior water-closets & bathrooms's source at nysenate​.gov

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