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NYC Building Code

§ 420.2 — § 420.2

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What is NYC BC § 420.2?

Quick Answer

This section mandates that separation walls between dwelling units, sleeping units, and other occupancies within the same building must be constructed as fire barriers. These barriers are required to meet the standards set forth in Section 707 and must have a minimum fire-resistance rating of one hour. Applies to building owners and property operators managing multi-unit structures.

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

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420.2 Separation walls.

BC § 420.2

Walls separating dwelling units in the same building, walls separating sleeping units in the same building and walls separating dwelling or sleeping units from other occupancies contiguous to them in the same building shall be constructed as fire barriers constructed in accordance with Section 707 and shall be at least 1-hour fire-resistance-rated.

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