Ohio Rev. Code Ann. § 1706.712
(A) After each constituent entity has approved the agreement of merger, a certificate of merger shall be signed on behalf of both of the following:
(B) A certificate of merger under this section shall include all of the following:
(4) If the surviving entity is to be created pursuant to the merger:
(D) A merger becomes effective under sections 1706.71 to 1706.74 of the Revised Code as follows:
(1) If the surviving entity is a limited liability company, upon the later of the following: