Parties
- Rule 17 - Plaintiff and Defendant
- Rule 17.1 - Appointment of a Guardian ad Litem for an Alleged Incapacitated Person or an Adult in Need of Protection
- Rule 18 - Joinder of Claims
- Rule 19 - Required Joinder of Parties
- Rule 20 - Permissive Joinder of Parties
- Rule 21 - Improper Joinder and Nonjoinder of Parties; Severance
- Rule 22 - Interpleader
- Rule 23 - [Effective until 1/1/2025] Class Actions
- Rule 23 - [Effective 1/1/2025] Class Actions
- Rule 23.1 - Derivative Actions
- Rule 23.2 - Actions Relating to Unincorporated Associations
- Rule 24 - Intervention
- Rule 25 - Substitution of Parties