An individual who is detained, committed, or placed on an involuntary basis under Article VI or VII of the Mental Health and Developmental Disabilities Code may be confined and treated for a mental health disorder in a private hospital or mental health facility located in the Wisconsin Southeast Region in accordance with a contract under this Act. An individual who is detained, committed, or placed under the civil laws of Wisconsin may be confined and treated in this State in accordance with a contract under this Act. Court orders valid under the law of the sending state are granted recognition and reciprocity in the receiving state for individuals covered by a contract under this Act to the extent that the court orders relate to confinement for treatment or care of a mental health disorder. Such court orders are not subject to legal challenge in the courts of the receiving state. Persons who are detained, committed, or placed under the law of a sending state and who are transferred to a receiving state under this Act continue to be in the legal custody of the authority responsible for them under the law of the sending state. Except in emergencies, those persons may not be transferred, removed, or furloughed from a facility of the receiving agency without the specific approval of the authority responsible for them under the law of the sending state.