New Jersey Statutes Title 48. Public Utilities 48 § 12-90.2

Every track motor car being operated on the rails of a railroad company shall be equipped with a windshield and a device for removing rainwater, snow and moisture from such windshield, which device shall be so constructed that it may be controlled in its use by the person who is operating such track motor car. Every such track motor car shall also be equipped with a top or such cover to adequately protect the operator of the track motor car and such other persons who are riding thereon, from the direct rays of the sun, and from rain, snow and inclement weather. No such track motor car shall be operated on the rails at any time unless so equipped.