Cal. Welf. and Inst. Code § 4454
The authorities for the several hospitals shall furnish to the State Department of Developmental Services the facts mentioned in Section 4425 and such other obtainable facts as the department from time to time requires of them, with the opinion of the superintendent thereon, if requested. The superintendent or other person in charge of a hospital shall, within 10 days after the admission of any person thereto, cause an abstract of the medical certificate and order on which such person was received and a list of all property, books, and papers of value found in the possession of or belonging to such person to be forwarded to the office of the department, and when a patient is discharged, transferred, or dies, the superintendent or person in charge shall within three days thereafter, send the information to the office of the department, in accordance with the form prescribed by it.
Ca. Welf. and Inst. Code § 4454