California Code, Probate Code - PROB § 4806

(a) The Secretary of State shall work with the State Department of Health Services and the office of the Attorney General to develop information about end of life care, advance health care directives, and registration of the advance health care directives at the registry established pursuant to subdivision (a) of Section 4800.  This information shall be developed utilizing existing information developed by the office of the Attorney General.

(b) Links to the information specified in subdivision (a) and to the registry shall be available on the Web sites of the Secretary of State, the State Department of Health Services, the office of the Attorney General, the Department of Managed Health Care, the Department of Insurance, the Board of Registered Nursing, and the Medical Board of California.