New Jersey Statutes Title 19. Elections 19 § 53A-12

Challengers may be appointed in the same manner as provided in R.S. 19:7-1 et seq., for each counting center set up in each county and said challengers shall have the right to be present and represent the candidates or party appointing them during any time the counting center is open or operating whether for testing of equipment, programs, ballot cards or for counting the ballot cards or for any other purpose.