N.J. Stat. § 19:34-20
Whoever shall solicit the registering of his name on the registry list of any election district or precinct, knowing that he is not a legal voter in such district or precinct; or shall willfully counsel, procure, aid, advise, assist or abet in the registering of the name of any other person on the registry list of any election district or precinct, knowing such other person is not entitled to vote therein; or at any election, knowing that he is not a qualified voter, votes thereat; or at any election votes or attempts to vote more than once on his own name; or at any election votes or attempts to vote in more than one election district or precinct; or at any election votes or attempts to vote upon any other name than his own; or knowingly casts or attempts to cast more than one ballot at one time by balloting; or at any election counsels, procures, aids, advises, assists or abets any person, knowing that he is not a qualified voter, to vote thereat; or at any election counsels, procures, aids, advises, assists or abets any person in voting in more than one election district or precinct; or at any election counsels, procures, aids, advises, assists or abets any person to vote or to attempt to vote upon any name other than his own, or knowingly cast or attempt to cast more than one ballot at one time of voting; or at any election shall in any way willfully mark or deface his ballot, or shall willfully counsel, procure, aid, advise, assist or abet any person in the marking or defacing of a ballot; or at any election shall in any way counsel, procure, aid, advise, assist or abet any official or person in any act which is contrary to the provisions of this title; or at any election shall in any way willfully hinder or prevent a voter from casting his legal vote, knowing such person to have a right to vote; or shall willfully tamper with, injure, mutilate, destroy or render unfit for use, any ballot box; shall be guilty of a crime of the third degree.
N.J.S. § 19:34-20