Vertical exits.
NYC Admin. Code § 27-538
in effect§ 27-538 Vertical exits.
Stairs, escalators and ramps shall comply with all of the requirements of subchapter six of this chapter, except as modified below:
(a) Capacity. The capacity of stairs, escalators or ramps shall be as listed in table 8-1.
(b) Width. The minimum width of stairs shall be at least forty-four inches, except that where the total occupant load is not more than permitted for one unit of exit width, the minimum width may be thirty-six inches.
(c) Unenclosed vertical exits. Vertical exits leading directly from one safe area to another, or leading from a safe area directly to an open exterior space, need not be enclosed.
(d) Ramp slope. Ramps serving as vertical exits shall not have a slope greater than one in ten.
Source: City of New York, Charter, Administrative Code and Rules (American Legal Publishing XML export, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/newyorkcity/latest/NYCadmin/0-0-0-50466Fetched: 10/24/2026
