CA Prob Code Section 4753

(a)

Subject to subdivision (b), an advance health care directive may expressly eliminate the authority of a person listed in Section 4765 to petition the court for any one or more of the purposes enumerated in Section 4766, if both of the following requirements are satisfied:

(1)

The advance directive is executed by an individual having the advice of a lawyer authorized to practice law in the state where the advance directive is executed.

(2)

The individual’s lawyer signs a certificate stating in substance:

“I am a lawyer authorized to practice law in the state where this advance health care directive was executed, and __________ [insert name] was my client at the time this advance directive was executed. I have advised my client concerning his or her rights in connection with this advance directive and the applicable law and the consequences of signing or not signing this advance directive, and my client, after being so advised, has executed this advance directive.”

(b)

An advance health care directive may not limit the authority of the following persons to petition under this part:

(1)

The conservator of the person, with respect to a petition relating to an advance directive, for a purpose specified in subdivision (b) or (d) of Section 4766.

(2)

The agent, with respect to a petition relating to a power of attorney for health care, for a purpose specified in subdivision (b) or (c) of Section 4766.