Persons interested in decedent's estate may apply to the clerk for determination in the informal proceedings provided in chapter 3, part 2, and may petition the court for orders in formal proceedings within the court's jurisdiction, including but not limited to those described in chapter 3, parts 3 and 4.
Interested Persons' Rights Of Application And Petition
Mont. Code Ann. § 72-3-105, under General Provisions.
Mont. Code Ann. § 72-3-105