California Code, Probate Code - PROB § 9948

(a) The personal representative shall execute, acknowledge, and deliver the lease as directed, setting forth therein that it is made by authority of the order, giving the date of the order.

(b) A lease made pursuant to an order obtained under this chapter is effectual to lease the premises described in the order at the rent, for the term, and upon the terms and conditions prescribed in the order.

(c) Jurisdiction of the court in proceedings under this code concerning the administration of the estate of the decedent vests the court with jurisdiction to make the order for the lease.  This jurisdiction shall conclusively inure to the benefit of the lessee and the lessee's heirs and assigns.

(d) No omission, error, or irregularity in the proceedings under this chapter shall impair or invalidate the proceedings or the lease made pursuant to an order made under this chapter.