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Title 28: New York City Construction Codes
Chapter 1: Administration
Chapter 2: Enforcement
Chapter 3: Maintenance of Buildings
Chapter 4: Licensing and Registration of Businesses, Trades and Occupations Engaged in Building Work
Chapter 5: Miscellaneous Provisions
Chapter 6: New York City Plumbing Code
Chapter 7: New York City Building Code
Chapter 8: New York City Mechanical Code
Article 801: Enactment and Update of the New York City Mechanical Code
§ 28-801.1 Update.
§ 28-801.2 Enactment of the New York City Mechanical Code.
Chapter 1: Administration
Chapter 2: Definitions
Chapter 3: General Regulations
Chapter 4: Ventilation
Chapter 5: Exhaust Systems
Chapter 6: Duct Systems
Chapter 7: Combustion, Ventilation, and Dilution Air
Chapter 8: Chimneys and Vents
Section MC 801: General
801.1 Scope.
801.1.1 Existing chimneys and vents.
801.1.1.1 Responsibility of owner of taller building.
801.1.1.1.1 Chimney and vent plan.
801.1.1.2 Protection of draft.
801.1.1.3 Written notification, plans and required documents.
801.1.1.3.1 First notice.
801.1.1.3.2 Second notice.
801.1.1.3.3 Plans and required documentation for alteration work.
801.1.1.4 Approval.
801.1.1.5 Refusal of consent.
801.1.1.6 Procedure.
801.1.1.7 Existing violations.
801.1.1.8 Variance.
801.2 General.
801.2.1 Design.
801.2.2 Outlets.
801.2.3 Support.
801.2.4 Oil-fired appliances.
801.2.5 Gas fired appliances.
801.3 Masonry chimneys.
801.4 Positive flow.
801.5 Design.
801.6 Minimum size of chimney or vent.
801.7 Solid fuel-burning appliance flues.
801.8 Abandoned inlet openings.
801.9 Positive pressure.
801.10 Connection to fireplace.
801.10.1 Closure and access.
801.10.2 Connection to factory-built fireplace flue.
801.10.3 Connection to masonry fireplace flue.
801.11 Multiple solid fuel-burning appliances prohibited.
801.12 Chimney entrance.
801.13 Cleanouts.
801.14 Connections to exhauster.
801.15 Fuel-fired appliances.
801.16 Flue lining.
801.16.1 Residential and low-heat appliances (general).
801.17 Space around lining.
801.18 Existing chimneys and vents.
801.18.1 Size.
801.18.2 Flue passageways.
801.18.3 Cleanout.
801.18.4 Clearances.
801.18.4.1 Fireblocking.
801.19 Multistory prohibited.
801.20 Reserved.
801.21 Termination requirements.
801.22 Drains.
801.23 Draft controls.
801.23.1 Draft control devices.
801.23.2 Additional devices.
801.23.3 Thermal safety (spill) switches.
801.23.4 Location.
801.23.5 Positioning.
801.24 Obstructions.
801.25 Outdoor chimneys and vents.
Section MC 802: Vents
Section MC 803: Connectors
Section MC 804: Direct-Vent, Integral Vent and Mechanical Draft Systems
Section MC 805: Factory-Built Chimneys
Section MC 806: Metal Chimneys
Section MC 807: Changes In Appliance Fuels
Section MC 808: Reduction of Flue Size
Section MC 809: Chimney Supported from Equipment
Section MC 810: Test Run and Smoke Test
Section MC 811: Exhaust Gases from Internal Combustion Engines and Turbines
Chapter 9: Specific Appliances and Equipment
Chapter 10: Boilers, Water Heaters and Pressure Vessels
Chapter 11: Refrigeration
Chapter 12: Hydronic Piping
Chapter 13: Fuel-Oil Piping and Storage
Chapter 14: Solar Systems
Chapter 15: Referenced Standards
Appendix A: Chimney Connector Pass-Throughs
Appendix B: Reserved
Appendix C: Fuel Oil Storage Tank Venting Options
Chapter 9: New York City Fuel Gas Code
Chapter 10: New York City Energy Code
Chapter 11: The New York City Electrical Code
Title 29: New York City Fire Code
Title 30: Emergency Management
Title 31: Department of Veterans' Services
Title 32: Labor and Employment
Title 33: Investigations
Title 34: Racial Equity
Appendix A: Unconsolidated Local Laws
The Rules of the City of New York
THE RULES OF THE CITY OF NEW YORK
Title 1: Department of Buildings
Title 2: Board of Standards and Appeals
Title 3: Fire Department
Title 6: Department of Consumer and Worker Protection
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Title 15: Department of Environmental Protection
Title 16: Department of Sanitation
Title 17: Business Integrity Commission
Title 19: Department of Finance
Title 20: Tax Appeals Tribunal
Title 21: Tax Commission
Title 22: Banking Commission
Title 24: Department of Health and Mental Hygiene
Title 25: Department of Mental Health and Retardation [Repealed]
Title 28: Housing Preservation and Development
Title 29: Loft Board
Title 30: Rent Guidelines Board
Title 31: Mayor's Office of Homelessness and Single Room Occupancy
Title 34: Department of Transportation
Title 35: Taxi and Limousine Commission
Title 38: Police Department
Title 38-A: Civilian Complaint Review Board
Title 39: Department of Correction
Title 40: Board of Correction
Title 41: Department of Juvenile Justice
Title 42: Department of Probation
Title 43: Mayor
Title 44: Comptroller
Title 45: Borough Presidents
Title 46: Law Department
Title 47: Commission on Human Rights
Title 48: Office of Administrative Trials and Hearings (OATH)
Title 49: Department of Records and Information Services
Title 50: Community Assistance Unit
Title 51: City Clerk
Title 52: Campaign Finance Board*
Title 53: Conflicts of Interest Board
Title 55: Department of Citywide Administrative Services
Title 56: Department of Parks and Recreation
Title 57: Art Commission
Title 58: Department of Cultural Affairs
Title 60: Civil Service Commission
Title 61: Office of Collective Bargaining
Title 62: City Planning
Title 63: Landmarks Preservation Commission
Title 66: Department of Small Business Services
Title 67: Department of Information Technology and Telecommunications
Title 68: Human Resources Administration
Title 69: Department of Aging
Title 70: In Rem Foreclosure Release Board
Title 71: Voter Assistance Commission
Title 72: Office of Emergency Management
Title 73: Civic Engagement Commission
Title 74: Community Hiring
801.18.3 Cleanout.
Masonry chimneys shall be provided with a cleanout opening complying with Section 801.13.
801.18.4 Clearances.
Chimneys and vents shall have airspace clearance to combustibles in accordance with the New York City Building Code and the chimney or vent manufacturer's instructions.
   Exception: Masonry chimneys without the required airspace clearances shall be permitted to be used if lined or relined with a chimney lining system listed for use in chimneys with reduced clearances in accordance with UL 1777 or ULC-S635. The chimney clearance shall be not less than permitted by the terms of the chimney liner listing and the manufacturer's instructions.
801.18.4.1 Fireblocking.
Noncombustible fireblocking shall be provided in accordance with the New York City Building Code.
801.19 Multistory prohibited.
Common venting systems for appliances located on more than one floor level shall be prohibited.

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