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What is NYC BC § 420.3?

Quick Answer

This section mandates that floor assemblies separating dwelling units, sleeping units, and other occupancies within the same building be constructed as horizontal assemblies per Section 711. Applies to building owners and property operators responsible for compliance with construction standards.

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

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420.3 Horizontal separation.

BC § 420.3

Floor assemblies separating dwelling units in the same buildings, floor assemblies separating sleeping units in the same building and floor assemblies separating dwelling or sleeping units from other occupancies contiguous to them in the same building shall be constructed as horizontal assemblies in accordance with Section 711.

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