Int. No. 1459
By Council Members Rivera, Holden, Cornegy and Ulrich
A Local Law to amend the administrative code of the city of New York, in relation to standards for natural ventilation
Be it enacted by the Council as follows:
Section 1. Section 27-749 of the administrative code of the city of New York is amended by adding a new paragraph b to read as follows:
§ 27-749 Natural ventilation sources. a. Natural ventilation, when required, shall be provided by windows, skylights, monitors, doors, louvers, jalousies, or other similar ventilating openings. Such ventilating openings shall open to the sky or a public street, space, alley, park, highway, or right of way, or upon a yard, court, plaza, or space above a setback, where such yard, court, plaza, or space above a setback is located on the same lot and is of the dimensions required by the applicable provisions of the zoning resolution.
b. At no time shall air exhausted from a mechanical ventilation system be permitted to interfere with a natural ventilation source, including but not limited to discharging exhausted air into a natural ventilation source.
§ 2. This local law takes effect 120 days after it becomes law, except that the commissioner of environmental protection may take such measures as are necessary for its implementation, including the promulgation of rules, before such effective date.
MJT
LS #7547
11:04am 12/13/2018