Cal. Welf. & Inst. Code § 7251

Every executive director of a state hospital, shall, within three days after the reception of a patient, make or cause to be made a thorough physical and mental examination of the patient, and state the result thereof, on blanks prepared and exclusively set apart for that purpose. During the time the patient remains under his or her care he or she shall also make, or cause to be made, from time to time, examination of the mental state, bodily condition, and medical treatment of the patient at such intervals and in such manner, and state its result, upon blank forms, as are approved by the department. In the event of the death or discharge of a patient, the superintendent, or person in charge of the state hospital, shall state the circumstances thereof upon forms as are required by the department.