N.J. Stat. Ann. § 40:37-95.28

The question of the adoption of the provisions of this act, in the form set forth in section 4 hereof, shall be submitted to the legal voters of any county which has heretofore or hereafter shall adopt the provisions of chapter 276 of the laws of 1946, at the next general election succeeding the passage hereof or at the general election at which the adoption of said chapter 276 of the laws of 1946 shall be submitted, whichever shall first occur.