Montana Rules of Civil Procedure
IV. Parties
Rule 17 - Plaintiff And Defendant; Capacity; Public Officers
Rule 18 - Joinder Of Claims
Rule 19 - Required Joinder Of Parties
Rule 20 - Permissive Joinder Of Parties
Rule 21 - Misjoinder And Non-Joinder Of Parties
Rule 22 - Interpleader
Rule 23 - Class Actions
Rule 23.1 - Derivative Actions
Rule 23.2 - Actions Relating To Unincorporated Associations
Rule 24 - Intervention
Rule 25 - Substitution Of Parties