The New Jersey Constitution of 1947 (Annotated) Art. II, § I, ¶ 2

2. All questions submitted to the people of the entire State shall be voted upon at the general election next occurring at least 70 days following the final action of the Governor or the Legislature, as appropriate, necessary to submit the questions.  The text of any such question shall be published at least once in one or more newspapers of each county, if any newspapers be published therein, at least 60 days before the election at which it is to be submitted to the people, and the results of the vote upon a question shall be void unless the text thereof shall have been so published.