CA Prob Code Section 3702

A petition that personal property of an absentee be set aside as provided in this chapter may be filed by any of the following persons:

(a)

A person in whose favor the personal property of the absentee may be set aside.

(b)

A person to whom the absentee has issued a general power of attorney while serving in the armed forces of the United States or while an employee of any agency or department of the United States, provided the power of attorney was valid and effective at the time issued, regardless whether it has expired or terminated.