N.J. Stat. § 32:1-146.5

2. Any violation within the State of the rule and regulation set forth in section one hereof shall be punishable, for a first offense, by a fine of not more than fifty dollars ($50.00) or imprisonment for not more than thirty days or by both such fine and imprisonment; for a second offense, by a fine of not less than twenty-five dollars ($25.00) nor more than one hundred dollars ($100.00) or imprisonment for not more than sixty days or by both such fine and imprisonment; for a third or any other subsequent offense, by a fine of not less than fifty dollars ($50.00) nor more than two hundred dollars ($200.00) or by imprisonment for not more than sixty days or by both such fine and imprisonment. Such a violation shall be tried in a summary way and shall be within the jurisdiction of and may be brought in the Superior Court or municipal court where the offense was committed. The rules of the Supreme Court shall govern the practice and procedure in such proceedings. Proceedings under this section may be instituted on any day of the week, and the institution of the proceedings on a Sunday or a holiday shall be no bar to the successful prosecution thereof. Any process served on a Sunday or a holiday shall be as valid as if served on any other day of the week. L.1953,c.170,s.2; amended 1991,c.91,s.337.