Cal. Prob. Code § 8542

(a) The clerk shall issue letters to the special administrator after both of the following conditions are satisfied:
1. (1) The special administrator gives any bond that may be required by the court under Section 8480.
2. (2) The special administrator takes the usual oath attached to or endorsed on the letters.
(b) Subdivision (a) does not apply to the public administrator.
(c) The letters of a special administrator appointed to perform a particular act shall include a notation of the particular act the special administrator was appointed to perform.