Cal. Welf. & Inst. Code § 4689.5
(c) The hearing shall be held within 90 calendar days after receipt of the notice of defense, unless a continuance of the hearing is granted by the department or the administrative law judge. When the matter has been set for hearing, only the administrative law judge may grant a continuance of the hearing. The administrative law judge may grant a continuance of the hearing, but only upon finding the existence of one or more of the following: