Cal. CCP § 631.2

(a) Notwithstanding any other provision of law, the superior court may pay jury fees in civil cases from general funds of the court available therefor. Nothing in this section shall be construed to change the requirements for the deposit of jury fees in any civil case by the appropriate party to the litigation at the time and in the manner otherwise provided by law. Nothing in this section shall preclude the right of the superior court to be reimbursed by the party to the litigation liable therefor for any payment of jury fees pursuant to this section. Nothing in this section shall preclude the right of the county to be reimbursed by the party to the litigation liable therefor for any payment of jury fees pursuant to this section as it read in Section 4 of Chapter 10 of the Statutes of 1988, or pursuant to former Section 631.1 as it read in Section 1 of Chapter 144 of the Statutes of 1971.

(b) The party who has demanded trial by jury shall reimburse the superior court for the fees and mileage of all jurors appearing for voir dire examination, except those jurors who are excused and subsequently on the same day are called for voir dire examination in another case.