Missouri Revised Statutes Title VI. County, Township and Political Subdivision Government § 67.4510. Members, appointment

(1) Members of the water commission shall appoint all members to the authority, one-third of the initial members for a six-year term, one-third for a four-year term, and the remaining one-third for a two-year term, until a successor is appointed; provided that, if there is an odd number of members, the last person appointed shall serve a two-year term. Upon the expiration of each term, a successor shall be appointed for a six-year term;

(2) No person shall be appointed to serve on the authority unless he or she is a registered voter in the state for more than five years, a resident in the county where the water commission is located for more than five years, and over the age of twenty-five years. If any member moves outside such county, the seat shall be deemed vacant and a new member shall be appointed by the county commission to complete the unexpired term.