Ohio Rev. Code Ann. § 523.04
(A) Within one hundred twenty days after approval of the merger by the electors under section 523.02 or 523.03 of the Revised Code, each board of township trustees of the townships merged, by adopting a joint resolution approved by a majority of the members of each board, shall enter into a merger agreement that contains the specific terms and conditions of the merger. At a minimum, the merger agreement shall set forth all of the following: