Cal. Civ. Proc. Code § 995.630
An admitted surety insurer shall be accepted or approved by the court or officer as surety on a bond without further acknowledgment if the bond is executed in the name of the surety insurer under penalty of perjury or the fact of execution of the bond is duly acknowledged before an officer authorized to take and certify acknowledgments, and either one of the following conditions, at the option of the surety insurer, is satisfied: