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What is NYC ZR § 109-313?

Quick Answer

This section outlines the streetscape provisions for ground floor level street walls, requiring at least 25 percent of the surface area to be glazed with transparent materials. It specifies conditions for transparency along Tier B street frontages and applies to building owners involved in development or renovations affecting street-level facades.

General informational summary. Not legal advice for your situation. Consult an attorney before acting on any specific matter.

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§ 109-313 Streetscape provisions

ZR § 109-313

The underlying ground floor level streetscape provisions shall apply. However, along Tier B street frontages where the alternate ground floor level provisions are able to be applied, in accordance with Section 32-322, the following transparency requirements shall be applied in addition to the provisions of such Section:

Ground floor level street walls shall be glazed with transparent materials, which may include show windows, transom windows, or glazed portions of doors. Such transparent materials shall occupy at least 25 percent of the surface area of such ground floor level street wall, up to a height of 12 feet above curb level, or the height of the ground floor ceiling, whichever is higher. Transparent areas may include storefronts subject to Section 109-50. Door or window openings within such surface areas shall be considered transparent. Such opening shall have a minimum width of two feet.

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