California Code, Food and Agricultural Code (Formerly Agricultural Code) - FAC § 6274

Upon the adoption of a resolution consolidating two or more districts, the board of supervisors of the county in which is located the largest area of winegrape acreage shall immediately appoint a board of directors of at least five members, including at least one member from each of the districts that are included in the consolidated district, and at least two members from each county, if districts located in more than one county are included in the consolidated district. If any of the districts that are included in the consolidated district includes more than 15,000 acres of winegrape acreage, the board of directors shall be increased by one additional director for each 10,000 acres, or fraction of 10,000 acres, in any one district that is included in the consolidated district. If the consolidated districts are located in more than two counties, the board of directors of the consolidated district shall have at least seven members.