N.J. Stat. § 1:5-2
Whenever a statute shall be adopted or accepted by the voters of the state, or a proposed statute shall become effective by action of the voters of the state, and whenever the clerk of a county or municipality shall make return as required by section 1:5-1 of this title, the secretary of state shall publish in the volume of laws enacted by the next ensuing legislature a statement setting forth the title of the act, the year of its enactment, its chapter number in the printed volume of laws and the date when it was adopted, accepted or made effective.
The statement published by the secretary of state pursuant to this section shall be prima facie evidence of the fact that such statute has been adopted, accepted or made effective, and of the date when it was adopted, accepted or made effective.
N.J.S. § 1:5-2