Cal. Welf. and Inst. Code § 4462
The State Department of Developmental Services, when it deems it necessary, may, under conditions prescribed by the director, transfer any patients of a state institution under its jurisdiction to another such institution. Transfers of patients of state hospitals shall be made in accordance with the provisions of Section 7300.
Transfer of a conservatee shall only be with the consent of the conservator.
The expense of any such transfer shall be paid from the moneys available by law for the support of the department or for the support of the institution from which the patient is transferred. Liability for the care, support, and maintenance of a patient so transferred in the institution to which he has been transferred shall be the same as if he had originally been committed to such institution.
Ca. Welf. and Inst. Code § 4462