NYC Administrative Code

§ 4-217 — Limitation on nighttime illumination in city-owned or leased buildings during peak avian migration periods.

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What is NYC AC § 4-217?

Quick Answer

This section mandates that non-essential outdoor lighting in city-owned or leased buildings be turned off during peak avian migration periods, specifically from 11:00 p.m. to 6:00 a.m. The statute is enforced by an agency designated by the mayor. Applies to city-owned buildings and those leased by the city.

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

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§ 4-217 Limitation on nighttime illumination in city-owned or leased buildings during peak avian migration periods.

AC § 4-217

a. For the purposes of this article, the following terms shall have the following meanings. Non-essential outdoor lighting. The term "non-essential outdoor lighting" means lighting that has not been deemed essential for either safety or functionality as determined by an agency designated by the mayor or by the owner of a leased building. Peak avian migration period. The term "peak avian migration period" means the period from August 15 through November 15, and the period from April 1 through May 31 as recommended by New York City Audubon or such other dates determined by an agency designated by the mayor. b. For city-owned buildings, and buildings leased by the city in which the city is the only tenant, non-essential outdoor lighting shall be turned off between the hours of 11:00 p.m. and 6:00 a.m. during peak avian migration periods. c. For buildings leased by the city, where the city is not the only tenant, the agency leasing such building shall use its best efforts to include a provision in such lease requiring that non-essential outdoor lighting be turned off between the hours of 11:00 p.m. and 6:00 a.m. during peak avian migration periods. (L.L. 2022/031, 1/15/2022, eff. 1/15/2022) Editor's note: For related unconsolidated provisions, see Appendix A at L.L. 2022/031.

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