Mont. Code Ann. § 72-5-430
Enlargement or limitation of powers of conservator by court
72-5-430 . Enlargement or limitation of powers of conservator by court. (1) Subject to the restrictions in 72-5-421 (4), the court may confer on a conservator at the time of appointment or later, in addition to the powers conferred on the conservator by 72-5-427 , 72-5-428 , and 72-5-429 , any power that the court itself could exercise under 72-5-421 (2) and (3).
(2) The court may, at the time of appointment or later, limit the powers of a conservator conferred by the court and may at any time relieve the conservator of any limitation. If the court limits any power conferred on the conservator by 72-5-427 , 72-5-428 , or 72-5-429 , the limitation must be endorsed upon the conservator's letters of appointment.