(1) The management board is responsible for administering the cooperative and is comprised of trustees of the participating districts or their authorized representatives.

(2) Designation of the representative shall be by formal action taken annually. Formal action shall be in the form of a resolution of the trustees of a participating district which names one of the trustees or an authorized representative to serve on the management board. The same person may be the authorized representative of more than one board of trustees.

(3) The interlocal agreement shall specify the voting powers of the member districts.