Multiple Dwelling Law § 151 · Title 1. Fire Protection
Spaces under stairs
Text — Law content up to date as of August 28, 2026, as published by the New York State Senate (Open Legislation)
§ 151. Spaces under stairs. 1. It shall be unlawful to have a closet of any kind under any public stair.
2. The space beneath every stair from the foot of the stair to a point where the soffit is four feet or more above the floor shall be entirely enclosed with unpierced fire-retarded partitions. Such enclosure beneath a flight of public stairs leading from the entrance story to the story next above shall be fireproof.
3. Any unenclosed portion of the space beneath a flight of public stairs leading from the entrance story to the story next above shall be left entirely open and kept clear and free from encumbrance.
Source of truth
- Edition
- Law content up to date as of August 28, 2026, as published by the New York State Senate (Open Legislation)
- Official file
- https://legislation.nysenate.gov/pdf/laws/MDW151
- Text hash
- sha256 8acfe14def148a4aa6ec69e533866a94fb9612c427d41945846aa0ba9350aff2
- Composed by
- gen_ny_statutes.py 2026-11-10: the Senate's Open Legislation law tree (GET /api/3/laws/<ID>?full=true) read in document order; the Senate's PDF of the whole law (GET /pdf/laws/<ID>?full=true), read with PDFium, prints the same words in the same order
Procedural information only. Not legal advice and not a substitute for the advice of an attorney. Confirm the current text with the official publisher before relying on it.