Cal. Bus. & Prof. Code § 6185
(a) Upon appointment by the superior court pursuant to Section 2468, 9764, or paragraph (22) or (23) of subdivision (b) of Section 17200 of the Probate Code, a practice administrator, who is an active licensee of the State Bar, may be granted, by order of the court appointing this person, one or more of the following powers to take control of the practice of a deceased or disabled licensee of the State Bar of California: