N.J. Stat. Ann. § 56:8-66

6. Any dealer who prepares, distributes, sells or exposes for sale any food represented to be kosher or kosher for Passover shall comply with all requirements of the director, including, but not limited to, recordkeeping, labeling and filing, pursuant to regulations adopted pursuant to the authority provided in section 4 of P.L.1960, c.39 (C.56:8-4).