Rule 22 – Interpleader

(a) Grounds. (1) By a Plaintiff. Persons with claims that may expose a plaintiff to double or multiple liability may be joined as defendants and required to interplead. Joinder for interpleader is proper even though: (A) the claims of the several claimants, or the...

Rule 20 – Permissive joinder of parties

(a) Persons Who May Join or Be Joined. (1) Plaintiffs. Persons may join in one action as plaintiffs if: (A) they assert any right to relief jointly, severally, or in the alternative with respect to or arising out of the same transaction, occurrence, or series of...

Rule 19 – Required joinder of parties

(a) Persons Required to Be Joined if Feasible. (1) Required Party. A person who is subject to service of process and whose joinder will not deprive the court of subject-matter jurisdiction must be joined as a party if: (A) in that person’s absence, the court...

Rule 18 – Joinder of claims

(a) In General. A party asserting a claim, counterclaim, crossclaim, or third-party claim may join, as independent or alternative claims, as many claims as it has against an opposing party. (b) Joinder of Contingent Claims. A party may join two claims even though one...