Cal. Welf. & Inst. Code § 607.2
(a)
(1) On and after January 1, 2012, the court shall hold a hearing prior to terminating jurisdiction over a ward who satisfies any of the following criteria:
(b) At a hearing during which termination of jurisdiction over a ward described in subdivision (a) is being considered, the court shall take one of the following actions:
(2)
(A) For a ward who was not previously subject to the jurisdiction of the court as a result of a petition filed pursuant to Section 325, order the probation department or the ward’s attorney to submit an application to the child welfare services department pursuant to Section 329 to declare the minor a dependent of the court and modify the court’s jurisdiction from delinquency jurisdiction to dependency jurisdiction, if the court finds all of the following: