California Code, Probate Code - PROB § 2256

(a) Except as provided in subdivision (b), the temporary guardian or temporary conservator of the estate shall present his or her account to the court for settlement and allowance within 90 days after the appointment of a guardian or conservator of the estate or within such other time as the court may fix.

(b) If the temporary guardian or temporary conservator of the estate is appointed guardian or conservator of the estate, the guardian or conservator may account for the administration as temporary guardian or temporary conservator in his or her first regular account.

(c) Accounts are subject to Sections 2621 to 2626, inclusive, Sections 2630 to 2633, inclusive, and Sections 2640 to 2642, inclusive.