New Jersey Statutes Title 19. Elections 19 § 6-15

a. The district boards of every election district shall preserve the peace and maintain good order in their respective polling places during the progress of all elections and the counting of the votes cast thereat. To that end, each member of every such board, during the progress of an election and the counting and canvassing of the votes, shall be and hereby is invested and charged with all the powers and duties of constables of this State in criminal matters.

b. Such election board, or any members thereof, shall not request the authorities of any municipality , county, or the State, or the body or officer having charge and direction of the police force in such municipality, county, or the State, to detail one or more police officers to assist in preserving the peace and good order in and about such polling place, and no such request shall be complied with by the body or officer to whom the same is made.

c. The election board or the superintendent of elections in the county in which an election is held may contact a law enforcement agency if information is obtained prior to or during the election that in the judgment of the election board or superintendent of elections should be communicated to a law enforcement agency.

d. Nothing in this section shall be construed to prohibit any activity otherwise permitted under R.S.19:6-16.