(a) Immediately upon the Secretary of State's approval of the articles of merger or consolidation as provided in § 4940 of this title, the Secretary of State shall file the articles and issue to the surviving or new corporation or its representative a certificate of merger or consolidation, and shall deliver a copy of the articles so approved to the Commissioner.
(b) The merger or consolidation shall be effective upon the issuance of the certificate by the Secretary of State as above provided.
(c) The certificate shall be conclusive evidence of the performance of all conditions precedent to such consolidation or merger and of the continuation or creation of the surviving or new corporation to the extent that the same is governed by the laws of this State.