Section 4207 Of Article 1. Qualifications And Authority Of Attorneys-in-fact From California Probate Code >> Division 4.5. >> Part 2. >> Chapter 4. >> Article 1.

. (a) An attorney-in-fact may resign by any of the following means:
  (1) If the principal is competent, by giving notice to the principal.
  (2) If a conservator has been appointed, by giving notice to the conservator.
  (3) On written agreement of a successor who is designated in the power of attorney or pursuant to the terms of the power of attorney to serve as attorney-in-fact.
  (4) Pursuant to a court order.
  (b) This section is not subject to limitation in the power of attorney.