Mich. Comp. Laws § 720.601
A person who has been committed by the probate court before January 1, 1998, or the family division of circuit court on or after January 1, 1998 or a court of general criminal jurisdiction to an institution or agency of the state which is authorized to receive juveniles under the direction of the former department of mental health, the department of community health, the department of corrections, the former department of social services, or the family independence agency for the purpose of treatment, or training, or both, may be transferred from that institution to any other institution or agency of the state, if it appears to the satisfaction of the superintendent of the institution to which the person has been committed that the person will substantially benefit from the care and training in the other institution or facility and that the interests of the person and of the state will be best served thereby.
MCL 720.601