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// CODE SNIPPET

§27-734 Area of Natural Light Sources

NYC 1968 Code (Vol I) > 12 Light, Heat, Ventilation and Noise Control > 3 Standards of Natural Light > §27-734 Area of Natural Light Sources
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Required sources of natural light shall have an aggregate transmitting area of at least ten percent of the floor area of the room or space served and where an enclosed or partially enclosed balcony or space above a setback complying with section 27-733 of this article intervenes, the required sources of natural light shall have an aggregate transmitting area of at least ten percent of the combined floor area of such room and the portion of the balcony or space directly adjoining and in front of such room. Each required source shall have a minimum transmitting area of twelve square feet and only that area of the light source above thirty inches from the finished floor may be considered as providing the natural light required in any space.

Related Code Sections


§27-734 Light, Heat, Ventilation and Noise Control, Area of Natural Light Sources
Required sources of natural light shall have an aggregate transmitting area of at least ten percent of the floor area of the room or space served ...
NYC 1968 Code (Vol I) > 12 Light, Heat, Ventilation and Noise Control > 3 Standards of Natural Light > §27-734 Area of Natural Light Sources
1205.2 Interior Environment, Natural Light
minimum net glazed area shall be not less than 10 percent of the floor area of the room served. Every opening providing required natural light shall ...
NYC Building Code 2022 > 12 Interior Environment > 1205 Lighting > 1205.2 Natural Light
1205.2 Interior Environment, Natural Light
minimum net glazed area shall not be less than 10 percent of the floor area of the room served. Every opening providing required natural light shall ...
NYC Building Code 2008 > 12 Interior Environment > 1205 Lighting > 1205.2 Natural Light
1205.2 Interior Environment, Natural Light
net glazed area shall not be less than 10 percent of the floor area of the room served. Every opening providing required natural light shall ...
NYC Building Code 2014 > 12 Interior Environment > 1205 Lighting > 1205.2 Natural Light
§27-749 Light, Heat, Ventilation and Noise Control, Natural Ventilation Sources
Natural ventilation, when required, shall be provided by windows, skylights, monitors, doors, louvers, jalousies, or other similar ventilating ...
NYC 1968 Code (Vol I) > 12 Light, Heat, Ventilation and Noise Control > 6 Standards of Natural Ventilation > §27-749 Natural Ventilation Sources
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