The division of prisons shall receive all persons convicted of a felony by the superior court and committed by the superior court to the reception units for classification and placement in such facility as the secretary shall designate. The superintendent of these institutions shall only receive prisoners for classification and study in the institution upon presentation of certified copies of a judgment, sentence, and order of commitment of the superior court and the statement of the prosecuting attorney, along with other reports as may have been made in reference to each individual prisoner.
RCW 72.02.230