N.Y.C. Admin. Code § 28-318.1: § 28-318.1 General.

Building gas piping systems, other than gas piping systems of buildings classified in occupancy group R-3, shall be periodically inspected in accordance with this article.

Exceptions:

1. A building that contains no gas piping and for which the owner of such building has submitted to the commissioner, in a form and manner determined by the commissioner, a certificate of a registered design professional, a licensed master plumber or an individual under the direct and continuing supervision of a licensed master plumber, or a person satisfying other qualifications that the commissioner may establish, that such building contains no gas piping.

2. A building that contains gas piping but that is not currently supplied with gas, that does not contain any appliance connected to any gas piping and that complies with section 28-318.3.5.

(L.L. 2016/152, 12/6/2016, eff. 12/6/2016; Am. L.L. 2021/138, 11/21/2021, retro eff. 1/1/2020; Am. L.L. 2021/126, 11/7/2021, eff. 11/7/2022)