New Jersey Statutes Title 2A. Administration of Civil and Criminal Justice 2A § 15-65

If costs are not taxed within 6 months next after the entry of a judgment or order or, where the judgment or order becomes the subject of review or further litigation, within 6 months after such judgment or order is finally disposed of, no costs shall thereafter be allowed or taxed, unless the court, upon good cause shown, orders allowance and taxation thereafter.