Mich. Ct. R. 5.101 (2026)

(A) Form of Action. There are two forms of action, a “proceeding” and a “civil action.” (B) Commencement of Proceeding. A proceeding is commenced by filing an application or a petition with the court. (C) Civil Actions, Commencement, Governing Rules. The following actions must be titled civil actions and commenced by filing a complaint and are governed by the rules applicable to civil actions in circuit court: (1) Any action against another filed by a fiduciary or trustee. (2) Any action filed by a claimant after notice that the claim has been disallowed. (D) Records are public except as otherwise indicated in court rule and statute