N.J. Stat. Ann. § 16:12-11

At each annual election of any such parish incorporated after March twentieth, one thousand nine hundred and one, one warden shall be elected to hold office for two years, or until a successor is chosen, and one-third of the total number of vestrymembers shall be elected to hold office for three years, or until their successors are chosen, and of any such parish incorporated prior to March twentieth, one thousand nine hundred and one, both wardens and all the vestrymembers may be elected to hold office for one year, or until their successors are chosen, or one warden shall be elected to hold office for two years or until a successor is chosen and one-third of the total number of vestrymembers shall be elected to hold office for three years, or until their successors are chosen, notwithstanding any provisions in the charters or certificates of incorporation of any such parishes, congregations, societies or churches.