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NYC Building Code

§ 1015.8 — § 1015.8

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What is NYC BC § 1015.8?

Quick Answer

This section establishes requirements for window sills in Group R-3 occupancies, specifically in one- and two-family dwellings. It mandates that the lowest part of the clear opening of an operable window be at least 36 inches above the finished floor if the sill is over 72 inches high. Applies to building owners of residential properties.

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

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1015.8 Window sills in Group R-3 occupancies.

BC § 1015.8

In one- and two-family dwellings, where the opening of the sill portion of an operable window is located more than 72 inches (1828.8 mm) above the finished grade or other surface below, the lowest part of the clear opening of the window shall be at a height not less than 36 inches (914.4 mm) above the finished floor surface of the room in which the window is located. Glazing between the floor and a height of 36 inches (914.4 mm) shall be fixed or have openings through which a 4-inch (101.6 mm) diameter sphere cannot pass. Exception: Openings that are provided with window guards that comply with ASTM F 2090.

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