Chapter 1 Administration

Chapter 2 Definitions

Chapter 3 Use and Occupancy Classification

Chapter 4 Special Detailed Requirements Based on Use and Occupancy

Chapter 5 General Building Heights and Areas; Separation of Occupancies

Chapter 6 Types of Construction

Chapter 7 Fire-Resistance-Rated Construction

Chapter 8 Interior Finishes

Chapter 9 Fire Protection Systems

Chapter 10 Means of Egress

Chapter 11 Accessibility

Chapter 12 Interior Environment

Chapter 13 Energy Efficiency

Chapter 14 Exterior Walls

Chapter 15 Roof Assemblies and Rooftop Structures

Chapter 16 Structural Design

Chapter 17 Structural Tests and Special Inspections

Chapter 18 Soils and Foundations

Chapter 19 Concrete

Chapter 20 Aluminum

Chapter 21 Masonry

Chapter 22 Steel

Chapter 23 Wood

Chapter 24 Glass and Glazing

Chapter 25 Gypsum Board and Plaster

Chapter 26 Plastic

Chapter 27 Electrical

Chapter 28 Mechanical Systems

Chapter 29 Plumbing Systems

Chapter 30 Elevators and Conveying Systems

Chapter 31 Special Construction

Chapter 32 Encroachments Into the Public Right-Of-Way

Chapter 33 Safeguards During Construction or Demolition

Chapter 34 Reserved

Chapter 35 Referenced Standards [PDF]

Appendix A Reserved

Appendix B Reserved

Appendix C Reserved

Appendix D Fire Districts

Appendix E Supplementary Accessibility Requirements

Appendix F Rodent Proofing

Appendix G Flood-Resistant Construction

Appendix H Outdoor Signs

Appendix I Reserved

Appendix J Reserved

Appendix L Reserved

Appendix K Modified Industry Standards for Elevators and Conveying Systems

Appendix M Supplementary Requirements for One- And Two-Family Dwellings

Appendix O Reserved

Appendix N Assistive Listening Systems Performance Standards

Appendix P R-2 Occupancy Toilet and Bathing Facilities Requirements

Appendix Q Modified National Standards for Automatic Sprinkler, Standpipe, and Fire Alarm Systems

Appendix R Acoustical Tile and Lay-In Panel Ceiling Suspension Systems

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This chapter governs the electrical components, equipment and systems used in buildings and structures covered by this code. Electrical components, equipment and systems shall be designed and constructed in accordance with the provisions of the New York City Electrical Code.
Emergency and standby power systems shall be installed in accordance with the New York City Electrical Code, NFPA 110 and NFPA 111. Systems relying on fuel supplies shall have an on-premises fuel supply sufficient for not less than 6-hour full-demand operation of the system. However, natural gas from the public utility street main shall be permitted as the sole fuel supply for (i) emergency power systems serving R-2 occupancies and (ii) standby power systems, provided that an outside gas cut-off valve separate from other gas services is installed in accordance with Section E.6 of Appendix E of the New York City Fuel Gas Code.
Emergency and standby power generators shall be listed in accordance with UL 2200.
The emergency and standby power systems shall have capacity and ratings that supply all equipment required to be operational at the same time.
Emergency and standby power systems shall be provided where required by this section.
Emergency power shall be provided for voice/alarm communication systems in Group A occupancies in accordance with Section 907.2.1.2.
Standby power shall be provided for smoke control systems in accordance with Section 909.11.
Emergency power shall be provided for exit signs in accordance with Section 1011.5.3.
Emergency power shall be provided for means of egress illumination in accordance with Section 1006.3.
Standby power shall be provided for elevators that are part of an accessible means of egress in accordance with Section 1007.4.
Standby power shall be provided for horizontal sliding doors in accordance with Section 1008.1.3.3.
Emergency power shall be provided for semiconductor fabrication facilities in accordance with Section 415.9.10.
Standby power shall be provided for auxiliary inflation systems in accordance with Section 3102.8.2. Emergency power shall be provided for exit signs in tents and membrane structures.
Emergency or standby power shall be provided in occupancies with hazardous materials in accordance with Section 414.5.4 and the New York City Fire Code.
Emergency power shall be provided for occupancies with highly toxic or toxic materials in accordance with the New York City Fire Code.
Standby power shall be provided for occupancies with organic peroxides in accordance with the New York City Fire Code.
Emergency power shall be provided for occupancies with silane gas in accordance with the New York City Fire Code.
Standby power shall be provided for voice/alarm communication systems in covered mall buildings in accordance with Section 402.12.
Emergency and standby power shall be provided in high-rise buildings in accordance with Sections 403.10 and 403.11.
Emergency and standby power shall be provided in underground buildings in accordance with Sections 405.9 and 405.10.
Emergency power shall be provided for doors in Group I-3 occupancies in accordance with Section 408.4.2.
Standby power for elevators, including elevators provided to accommodate ambulance stretchers pursuant to Section 3002.4, shall be provided as set forth in Section 3003.1.
Standby power shall be provided for smoke-proof enclosures as required by Section 909.20 and for pressurized elevator shafts provided in accordance with Item 5 of Section 403.9.1.1.
Emergency and standby power shall be required in those Group B, E and R-1 occupancies specified in this section:
  1. Group B occupancies with occupied floor less than 75 feet (22 860 mm) above the lowest fire department vehicle access having a gross floor area over 15,000 square feet (1393.6 m2) per floor or a total gross floor area of 100,000 square feet (9290.3 m2) or more.
  2. Group E occupancies with occupied floor less than 75 feet (22 860 mm) above the lowest level of fire department vehicle access having a gross floor area over 15,000 square feet (1393.6 m2) per floor or a total gross floor area of 100,000 square feet (9290.3 m2) or more.
  3. All Group R-1 occupancies.
With respect to such Occupancy Groups B, E and R-1, the following equipment, where such equipment is required by this code, shall be provided with an emergency power system:
  1. Exit signs and means of egress illumination required by Chapter 10;
  2. Elevator car lighting;
  3. Emergency voice/alarm communications systems;
  4. Automatic fire detection systems;
  5. Fire alarm systems; and
  6. Electrically powered fire pumps.
With respect to such Occupancy Groups B, E and R-1, the following equipment, where such equipment is required by this code, shall be provided with a standby power system:
  1. Ventilating systems used for smoke venting or control;
  2. Stair pressurization; and
  3. At least three elevators in a building at one time with manual transfer to other elevators as required by Section 3003.
Emergency and standby power systems shall be maintained and tested in accordance with the New York City Fire Code and New York City Electrical Code.
In addition to any other loads, optional standby power systems shall be capable of providing power to the following systems upon failure of the normal power supply or the emergency or standby power system:
  1. Emergency lighting;
  2. Fire alarm systems; and
  3. Elevators as follows:
  3.1 For Group R-2 occupancies in buildings greater than 125 feet (38 100 mm) in height, at least one elevator serving all floors, or one elevator per bank where different banks serve different portions of the building; or
  3.2 For all other buildings having occupied floors located more than 75 feet (22 860 mm) above the lowest level of fire department vehicle access, at least one elevator that serves all floors.
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