California Code, Public Resources Code - PRC § 5785.3

(a) If a majority of the voters voting on the question at a general district or special district election are in favor, a district that has an appointed board of directors shall have an elected board of directors, or a district that has an elected board of directors shall have an appointed board of directors.

(b) The board of directors may adopt a resolution placing the question on the ballot. Alternatively, upon receipt of a petition signed by at least 25 percent of the registered voters of the district, the board of directors shall adopt a resolution placing the question on the ballot.

(c) If the question is submitted to the voters at a general district election, the notice required by Section 12112 of the Elections Code shall contain a statement of the question to appear on the ballot. If the question is submitted to the voters at a special election, the notice of election and ballot shall contain a statement of the question.

(d) If a majority of voters voting upon the question approves of changing from an appointed board of directors to an elected board of directors, the members of the board of directors shall be elected at the next general district election. If a majority of voters voting upon the question approves of changing from an elected board of directors to an appointed board of directors, members shall be appointed to the board of directors as vacancies occur.