N.Y. Comp. Codes R. & Regs. tit. 12 § 47.4
This Part (rule) applies throughout the State of New York to all transparent glass doors and fixed adjacent transparent glass sidelights in mercantile establishments and in public and commercial buildings and structures.
Exceptions:
Exceptions:2. Where the ground, floor or equivalent surface area in the path of approach to a fixed adjacent transparent glass sidelight from either side for a minimum distance of three feet from such sidelight is so arranged, constructed or designed as to deter persons from approaching such sidelight or a permanent barrier is installed in the path of approach, the sidelight shall be exempt from the requirements of this Part (rule). Decorative pools, horticultural planting or similar installations shall be considered as indicating that the ground, floor or equivalent surface area is not a path of approach. Planters, benches and similar barriers which are securely fastened to the floor or wall to prevent their removal shall be considered as blocking the path of approach provided they shall be not less than 18 inches in height from the ground, floor or equivalent surface and extend across at least two-thirds of the total width of the glazed area of the sidelight.
Exceptions:3. Fixed adjacent transparent glass sidelights which are supported by opaque sill and wall construction of at least 18 inches above the ground, floor or equivalent surface immediately adjacent shall be exempt from the requirements of this Part (rule).
Exceptions:4. Display windows in any establishment, building or structure which fall within the definition of a sidelight shall be exempt from the requirements of this Part (rule) if the top of the supporting sill and wall construction is not less than 18 inches above the ground, floor or equivalent surface immediately adjacent and the interior area is occupied with merchandise or similar displays to clearly indicate to the public that it is not a means of ingress or egress.
N.Y. Comp. Codes R. & Regs. Tit. 12 § 47.4