N.J. Stat. § 14A:10-8
Prior to the time when a merger or consolidation authorized by this Chapter shall become effective, the merger or consolidation may be abandoned pursuant to provisions therefor, if any, set forth in the plan of merger or consolidation. If a certificate of merger or consolidation has been filed in the office of the Secretary of State prior to such abandonment, a certificate of abandonment shall be filed in the office of the Secretary of State. The certificate shall be executed on behalf of each corporation which is a party to the plan of merger or consolidation, unless the plan permits abandonment by less than all of such corporations, in which event the certificate may be executed on behalf of the corporation or corporations exercising the right to abandon. The certificate shall state that the merger or consolidation has been abandoned in accordance with the provisions therefor set forth in the plan of merger or consolidation.
N.J.S. § 14A:10-8