Iowa Code § 29B.72

The proceedings, findings, and sentences of court-martial as reviewed and approved, as required by this code, and all dismissals and discharges carried into execution under sentences by courts-martial following review and approval, as required by this code, are final and conclusive. Orders publishing the proceedings are binding upon all departments, courts, agencies, and officers of the state, subject only to action upon a petition for a new trial as provided in section 29B.69.