Section 31310 Of Article 1. In General From California Water Code >> Division 12. >> Part 6. >> Chapter 1. >> Article 1.

. The board of supervisors of the county shall determine the charge to be made against the district for any services of either or both of:
  (a) The county treasurer as custodian of the district's money.
  (b) The county auditor in drawing warrants to pay demands made and approved against the district.