N.J. Stat. § 27:25-5.7: Payment for service; proof of payment.

2. The use of a rail passenger service by a person shall constitute an agreement by the person to pay the prescribed fare for the service. A person who has paid the prescribed fare for a rail passenger service and who has been issued proof of payment therefor shall retain that proof of payment while in a pre-paid fare area or on designated rail passenger facilities or vehicles.

L.1997,c.357,s.2.