Cal. R. 5.782
If the court finds that the child is described by section 601 or 602, it must proceed to a disposition hearing. The court may continue the disposition hearing up to 10 judicial days if the child is detained. If the child is not detained, the court may continue the disposition hearing up to 30 calendar days from the date of the filing of the petition and up to an additional 15 calendar days for good cause shown.
The court may release or detain the child during the period of the continuance.
If the child is eligible for commitment to the Youth Authority, the court may continue the disposition hearing up to 90 calendar days and order the child to be placed temporarily at a Youth Authority diagnostic and treatment center for observation and diagnosis. The court must order the Youth Authority to submit a diagnosis and recommendation within 90 days, and the probation officer or any other peace officer designated by the court must place the child in the diagnostic and treatment center and return the child to the court. After return from the diagnostic and treatment center, the child must be brought to court within 2 judicial days. A disposition hearing must be held within 10 judicial days thereafter.
Cal. R. Ct. 5.782