Cal. Welfare and Institutions Code § 4107

(a) The security of patients committed pursuant to Section 1026 of, and Chapter 6 (commencing with Section 1367) of Title 10 of Part 2 of, the Penal Code, and former Sections 6316 and 6321, at Patton State Hospital shall be the responsibility of the Secretary of the Department of Corrections and Rehabilitation. (b) The Department of Corrections and Rehabilitation and the State Department of Mental Health shall jointly develop a plan to transfer all patients committed to Patton State Hospital pursuant to the provisions in subdivision (a) from Patton State Hospital no later than January 1, 1986, and shall transmit this plan to the Senate Committee on Judiciary and to the Assembly Committee on Criminal Justice, and to the Senate Health and Welfare Committee and Assembly Health Committee by June 30, 1983. The plan shall address whether the transferred patients shall be moved to other state hospitals or to correctional facilities, or both, for commitment and treatment. (c) Notwithstanding any other law, the State Department of State Hospitals shall house no more than 1,336 patients at Patton State Hospital. However, until September 2030, up to 1,530 patients may be housed at the hospital. (d) This section shall remain in effect only until all patients committed, pursuant to the provisions enumerated in subdivision (a), have been removed from Patton State Hospital and shall have no force or effect on or after that date.