New Jersey Statutes Title 2A. Administration of Civil and Criminal Justice 2A § 34-11

In divorce, dissolution and nullity actions, the jurisdiction of the court over the defendant's person for all purposes of the action shall be fully established by the filing of an acknowledgment of service of process, or of an appearance, or of an answer by the defendant pro se, or on his behalf by a duly authorized attorney, in such manner as may be prescribed by rules of the Supreme Court.