N.Y. Vehicle & Traffic Law § 157: Trolley bus or trolley coach

§ 157. Trolley bus or trolley coach. Any motor vehicle not operated

on rails or tracks which is propelled by electric power received from

overhead trolley wires and which is operated by a person or corporation

subject to the jurisdiction of the public service commission, pursuant

to local consent and a certificate, permission and approval, or

authority granted by the commission.