Cal. Pub. Util. Code § 107021

The general manager, and every officer or person under the direction of the general manager who handles, has access to, or has charge of any property of the district, shall provide and file with the general manager an official fidelity bond or insurance policy assuring to the district that person’s performance. The board shall determine and establish the penal sum of each official bond. Premiums charged for each bond required shall be paid by the district.