Water Code § 21142

The board may fix the bonds to be given by the following officers and persons to suit the conditions of the district within the following sums:

(a) Treasurer: Five thousand dollars ($5,000) to one hundred thousand dollars ($100,000).

(b) Collector: Five thousand dollars ($5,000) to twenty thousand dollars ($20,000).

(c) Secretary: Any sum.

(d) Custodian of a special fund: Any sum.