Section 21502 Of Chapter 6. Supervisorial Districts From California Elections Code >> Division 21. >> Chapter 6.

. The supervisorial redistricting commission shall be composed of the district attorney, who shall be chairman, the county assessor, and the county elections official if he or she is elected by the qualified electors of the county, or, if not, the county superintendent of schools if he or she is elected by the qualified electors of the county, or, if not, the sheriff.