Traffic shall be permitted in or upon vehicular crossings only upon the payment of such tolls and other charges and under such circumstances as may from time to time be prescribed by the Port Authority. It is unlawful for any person to refuse to pay, or to evade or attempt to evade the payment of such tolls or other charges. Tolls are collected eastbound only; no toll is collected westbound.
N.Y. Comp. Codes R. & Regs. Tit. 21 § 1200.2