New York Consolidated Laws, Penal Law - PEN § 145.20 Criminal tampering in the first degree

A person is guilty of criminal tampering in the first degree when, with intent to cause a substantial interruption or impairment of a service rendered to the public, and having no right to do so nor any reasonable ground to believe that he or she has such right, he or she damages or tampers with property of a gas, electric, sewer, steam or water-works corporation, telephone or telegraph corporation, common carrier, nuclear powered electric generating facility, or public utility operated by a municipality or district, and thereby causes such substantial interruption or impairment of service.

Criminal tampering in the first degree is a class D felony.