(a) Notwithstanding Section 62.072, Water Code, commissioners are appointed as provided by this section.
(b) The commissioners court of Chambers County by majority vote shall appoint two commissioners. The commissioners court of Liberty County by majority vote shall appoint two commissioners. The two commissioners courts shall appoint a fifth commissioner at a joint meeting of the two commissioners courts called and presided over by the county judge of Chambers County.
(c) Each of the county judges and county commissioners composing the commissioners courts of both counties is entitled to one vote in appointing the fifth commissioner. A majority vote of those present at the meeting is sufficient to make the appointment.