California Code, Welfare and Institutions Code - WIC § 1732

No person convicted of violating Section 261, 262, or 264.1of, subdivision (b) of Section 288of, Section 289 of, or of sodomy or oral copulation by force, violence, duress, menace or threat of great bodily harm as provided in Section 286 or 287 of, or former Section 288a of, the Penal Code committed when that person was 18 years of age who has previously been convicted of any such felony shall be committed to the Department of Corrections and Rehabilitation, Division of Juvenile Facilities. This section does not prohibit the adjournment of criminal proceedings pursuant to Division 3 (commencing with Section 3000) or Division 6 (commencing with Section 6000) of the Welfare and Institutions Code.