Cal. Corp. Code § 16915
(a) In a merger involving a domestic partnership, in which another partnership or a foreign other business entity is a party, but in which no other domestic other business entity is a party, the surviving partnership or surviving foreign other business entity may file with the Secretary of State a statement that one or more partnerships have merged into the surviving partnership or surviving foreign other business entity, or that one or more partnerships or foreign other business entities have merged into the surviving domestic partnership. A statement of merger shall contain the following:
(b) In a merger involving a domestic partnership in which a domestic other business entity is also a party, after approval of the merger by the constituent partnerships and any constituent other business entities, the constituent partnerships and constituent other business entities shall file a certificate of merger in the office of, and on a form prescribed by, the Secretary of State, but if the surviving entity is a domestic corporation or a foreign corporation in a merger in which a domestic corporation is a constituent party, the surviving corporation shall file in the office of the Secretary of State a copy of the agreement of merger and attachments required under paragraph (1) of subdivision (g) of Section 1113. The certificate of merger shall be executed and acknowledged by each domestic constituent partnership by two partners (unless a lesser number is provided in the partnership agreement) and by each foreign constituent partnership by one or more partners, and by each constituent other business entity by those persons required to execute the certificate of merger by the laws under which the constituent other business entity is organized. The certificate of merger shall set forth all of the following: