This act shall take effect upon the adoption by the States of New Jersey and New York of concurrent legislation providing that either State, without the consent or concurrence of the other State, may from time to time prescribe, amend, modify or rescind penalties for violations within its territorial limits of any rule or regulation, otherwise authorized, of the Port of New York Authority, and procedures for the enforcement of such penalties; but if the States of New Jersey and New York shall have already enacted such legislation, this act shall take effect immediately.

L.1951, c. 239, p. 859, s. 7.