(1) An order of the court may be modified at any time. (2) In the case of a youth committed to the department, an order pertaining to the youth may be modified only upon notice to the department and a subsequent hearing.
Mont. Code Ann. § 41-5-1422, under Formal Proceeding -- Procedure.
Mont. Code Ann. § 41-5-1422
(1) An order of the court may be modified at any time. (2) In the case of a youth committed to the department, an order pertaining to the youth may be modified only upon notice to the department and a subsequent hearing.