Section 4695 Of Article 3. Revocation Of Advance Directives From California Probate Code >> Division 4.7. >> Part 2. >> Chapter 1. >> Article 3.
4695
. (a) A patient having capacity may revoke the designation of
an agent only by a signed writing or by personally informing the
supervising health care provider.
(b) A patient having capacity may revoke all or part of an advance
health care directive, other than the designation of an agent, at
any time and in any manner that communicates an intent to revoke.