N.Y. Comp. Codes R. & Regs. tit. 21 § 1050.4 : Miscellaneous — Metropolitan Transportation Authority — Rules and Regulations Governing the Conduct and Safety of the Public — Rules Governing The Conduct And Safety Of The Public In The Use Of The Facilities Of New York City Transit Authority And Manhattan And Bronx Surface Transit Operating Authority — Payment of fare and access to authority facilities

(a) No person shall use or enter upon the facilities or conveyances of the authority, for any purpose, without the payment of the fare or tender of other valid fare media used in accordance with any conditions and restrictions imposed by the authority. For the purposes of this section, it shall be considered an entrance into a facility or conveyance whenever a person passes through a point at which a fare is required or collected. No person shall, for purposes of gaining entry into a facility, proceed over or under any turnstile or otherwise proceed in any other unauthorized manner through an exit gate or through or past any other point at which a fare is required or collected and it shall be no defense to a charge of a violation of this subdivision that fare media, a fare media sales device or a fare collection device was malfunctioning.
(b) [Reserved]
(c) Except for employees of the authority or the MTA acting within the scope of their employment or other expressly authorized agents of the authority or the MTA, no person shall sell, provide, copy, reproduce or produce, or create any version of any fare media or otherwise authorize access to or use of the facilities, conveyances or services of the authority without the written permission of a representative of the authority duly authorized by the authority to grant such right to others.
(d) No person shall put or attempt to put any paper, article, instrument or item, other than fare media issued by the authority and valid for the place, time and manner in which used, into any farebox, turnstile, pass reader or other fare collection instrument, receptacle, device, machine or location.
(e) Fare media that have been forged, counterfeited, imitated, altered or improperly transferred or that have been used in a manner inconsistent with the rules shall be confiscated.

N.Y. Comp. Codes R. & Regs. Tit. 21 § 1050.4

Amended New York State Register October 14, 2020/Volume XLII, Issue 40, eff. 10/14/2020