California Code
ARTICLE 3 - Revocation of Advance Directives
Section 4696.

4696. A health care provider, agent, conservator, or surrogate who is informed of a revocation of an advance health care directive shall promptly communicate the fact of the revocation to the supervising health care provider and to any health care institution where the patient is receiving care.

(Added by Stats. 1999, Ch. 658, Sec. 39. Effective January 1, 2000. Operative July 1, 2000, by Sec. 43 of Ch. 658.)