Alaska Statutes Title 12. Code of Criminal Procedure § 12.20.060. Discharge of codefendant as bar

(1) before that defendant has begun to present a defense and on the application of the prosecuting attorney so that the defendant may be a witness for the state; or

(2) before the evidence is closed and on the application of another defendant on trial so that the discharged defendant may be a witness for a codefendant, and when, in the opinion of the court, there is not sufficient evidence to require the discharged defendant to present a defense.