Probate 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:(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.
Source:
Section 4753, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=PROB§ionNum=4753.
(accessed Apr. 24, 2025).