For AI agents: read the machine-readable documentation index at /llms.txt or the single-file full reference at /llms-full.txt.

§ 4-01 — Scope

New York City Administrative Code (current through L.L. 2026/147, enacted September 12, 2026, and amendments effective through October 10, 2026) · 2 RCNY § 4-01

Corpus is an independent public-information project, not the official City of New York website. Stable reference URL

§ 4-01 Scope.

The rules set forth in this chapter govern the design, installation, operation and maintenance of devices, equipment and systems in certain occupancies. In general, these rules were applicable to buildings constructed prior to December 6, 1968. Consult the applicable provisions of the New York City Building or Construction Codes in effect on or after December 6, 1968, to determine whether these rules apply to buildings constructed or altered on or after December 6, 1968. (Added City Record 4/4/2019, eff. 5/5/2019)