Federal Rules of Criminal Procedure - Rule 34. Arresting Judgment
(a) In General.
Upon the defendant's motion or on its own, the court must arrest judgment if:
(1) the indictment or information does not charge an offense; or
(2) the court does not have jurisdiction of the charged offense.
(b) Time to File.
The defendant must move to arrest judgment within 14 days after the court accepts a verdict or finding of guilty, or after a plea of guilty or nolo contendere.