N.J. Stat. § 16:1-43.5
The consolidation agreement, after adoption, with a certificate annexed by each constituent corporation, executed under its seal and signed by its secretary or clerk or registrar or assistant secretary or clerk or registrar, certifying the fact of the adoption thereof in accordance with this act, shall be filed in the office of the Secretary of State, and shall thereupon take effect in accordance with its terms and provisions and at the time therein fixed, or, if none, then upon its filing.
Within twenty days after the filing thereof as aforesaid, a copy thereof, certified by the Secretary of State, shall be filed in the office of the county clerk of the county or counties in which the constituent corporations are located, and shall be recorded by him, and a notice of the adoption thereof shall be published at least once in two newspapers circulating in the county or counties in which the constituent corporations are located.
N.J.S. § 16:1-43.5