Cal. Welf. & Inst. Code § 4648.4
(b) Notwithstanding any other provision of law or regulation, except for subdivision (a), no regional center may pay any provider of the following services or supports a rate that is greater than the rate that is in effect on or after June 30, 2008, unless the increase is required by a contract between the regional center and the vendor that is in effect on June 30, 2008, or the regional center demonstrates that the approval is necessary to protect the consumer’s health or safety and the department has granted prior written authorization: