New Jersey Statutes Title 56. Trade Names, Trade-Marks and Unfair Trade Practices 56 § 8-63

a. Any dealer who prepares, distributes, sells or exposes for sale any food represented to be kosher or kosher for Passover, shall disclose the basis upon which that representation is made by posting the information required by the director, pursuant to regulations adopted pursuant to the authority provided in section 4 of P.L.1960, c. 39 (C. 56:8-4), on a sign of a type and size specified by the director in a conspicuous place upon the premises at which the food is sold or exposed for sale as required by the director.

b. It shall be an unlawful practice for any person to violate the requirements of subsection a. of this section.