N.J. Stat. § 4:7-14.6
Any person who shall interfere with the representatives of the board while engaged in the performance of any of the duties imposed by this article or in the enforcement of any of the provisions hereof or of any of the regulations or orders of the board issued pertaining hereto, shall be deemed a violator of this article and shall be liable to a penalty of one hundred dollars for the first offense and two hundred dollars for the second and each subsequent offense, which penalty shall be sued for and recovered by and in the name of the secretary of agriculture in the manner provided in article 1 of chapter 23 of this title (s. 4:23-1 et seq.).
If judgment is rendered for the plaintiff the court shall cause a defendant who may refuse or neglect to pay the judgment rendered against him, and all costs and charges incident thereto, to be committed to the county jail for a period of thirty days for the first offense and for a period of sixty days for the second and each subsequent offense.
N.J.S. § 4:7-14.6