N.J. Court Rules, R. 1:5-1
Summary
(a) Civil Actions. In all civil actions, unless otherwise provided by rule or court order, orders, judgments, pleadings subsequent to the original complaint, written motions (not made ex parte), briefs, appendices, petitions and other papers except a judgment signed by the clerk shall be served upon all attorneys of record in the action and upon parties appearing pro se; but no service need be made on parties who have failed to appear except that pleadings asserting new or additional claims for relief against such parties in default shall be served upon them in the manner provided for service of original process. The party obtaining an order or judgment shall serve it on all parties who have not been electronically served through an approved Electronic Court System pursuant to R. 1:32-2A, nor served personally in court, as herein prescribed within 7 days after the date it was signed unless the court otherwise orders therein.