N.Y. Ins. Law § 7108

§ 7108. Filing of agreement of merger or consolidation. A duplicate or\ncertified copy of the agreement of merger or consolidation with the\napproval of the superintendent endorsed thereon shall be filed in the\noffice of the clerk of the county where the principal office of each\ndomestic constituent company is located and upon such filing, if all\nother requirements have been fulfilled, such merger or consolidation\nshall become effective.\n