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NYC Administrative Code

§ 27-341 — Fire separations.

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What is NYC AC § 27-341?

Quick Answer

This section mandates the construction of fire separations between different tenancies using materials that meet specified fire-resistance ratings. It requires that these separations maintain a minimum one-hour fire-resistance rating and extend through concealed spaces in the building's floor or roof. Applies to building owners with multiple tenancies.

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

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§ 27-341 Fire separations.

AC § 27-341

Fire separations shall be constructed of materials or assembly of materials having at least the fire-resistance ratings required by table 5-1.

(a)Different tenancies. Different tenant apartments, suites, stores, offices, or other spaces that are not separated from each other by fire divisions, shall be separated from each other by fire separations having at least the fire-resistance rating prescribed in table 5-1, but in no case less than one hour, and shall continue through any concealed spaces of the floor or roof construction above.

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