Thank You for posting your question to just answer today. This is attorney Bill offering legal information specific to your concerns.
In relation to posting a bond if the will doesn't provide a waiver the alternate executor/ your mother can apply to the court for a waiver or the beneficiaries can sign off on a bond requirement.
If a bond isn't waived it will be returned after the estate is closed.
There is no residency requirement for an executor/ personal representative in California.
Universal Citation: CA Prob Code § 8402 (through 2012 Leg Sess)
(a) Notwithstanding any other provision of this chapter, a person is not competent to act as personal representative in any of the following circumstances:
(1) The person is under the age of majority.
(2) The person is subject to a conservatorship of the estate or is otherwise incapable of executing, or is otherwise unfit to execute, the duties of the office.
(3) There are grounds for removal of the person from office under Section 8502.
(4) The person is not a resident of the United States.
(5) The person is a surviving partner of the decedent and an interested person objects to the appointment.
(b) Paragraphs (4) and (5) of subdivision (a) do not apply to a person named as executor or successor executor in the decedent s will."
he requirements are limited to that set out in statute:
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