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NYC Building Code

§ 403.4.8.3.2 — § 403.4.8.3.2

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What is NYC BC § 403.4.8.3.2?

Quick Answer

This section mandates that Group R-2 occupancies in buildings exceeding 125 feet must have a standby power system to support specific loads, including fire command center power, ventilation for smokeproof enclosures, elevator service, and stair pressurization systems. Applies to building owners of high-rise residential structures.

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

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403.4.8.3.2 Standby power loads in Group R-2 occupancies.

BC § 403.4.8.3.2

Group R-2 occupancies in buildings greater than 125 feet (38 100 mm) in height shall be required to provide a standby power system to support the following loads: 1. Power and lighting for fire command center required by Section 403.4.6; 2. Ventilation and automatic fire detection equipment for smokeproof enclosures; 3. At least one elevator serving all floors, or one elevator per bank where different banks serve different portions of the building; and 4. Stair pressurization systems when provided.

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