All members and alternates of the Board shall each serve for terms of three years, except that the members and alternates appointed to the initial Board shall serve proportionately for two-, three-, and four-year terms, with the length of the terms determined at random. No member or alternate may serve more than two consecutive three-year terms. An alternate, after serving two consecutive three-year terms, may serve as a member for an additional two consecutive three-year terms. A member, after serving two consecutive three-year terms, may serve as an alternate for an additional two consecutive three-year terms. Each member and alternate shall continue to serve until a successor is selected and has qualified.

(a) Those members serving initial terms of two or four years may serve one successive three-year term.

(b) Any successor serving one year or less may serve two consecutive three-year terms.