Cal. Code Civ. Proc. § 73e
Notwithstanding any other provisions of law, in each county wherein the juvenile hall is not located at the county seat of the county, a majority of the judges of the superior court in and for such county may by an order filed with the clerk of the court direct that a session or sessions of the superior court, while sitting for the purpose of hearing and determining cases and proceedings arising under Chapter 2 of Part 1 of Division 2 or Chapter 2 of Part 1 of Division 6 or Chapter 4 of Part 4 of Division 6 of the Welfare and Institutions Code, may be held or continued in any place in the county in which the juvenile hall is located and thereafter such session or sessions of the court may be held or continued in the location designated in such order. In a county having two superior court judges the presiding judge may make the order.
Ca. Civ. Proc. Code § 73e