((a)) No person may, without his consent, be tried a second time for the same offense.

((b)) No proceeding in which an accused has been found guilty by a court-martial upon any charge or specification is a trial in the sense of this article until the finding of guilty has become final after review of the case has been fully completed.

((c))

((1)) A court-martial with a military judge alone is a trial in the sense of this section (article) if, without fault of the accused—

((A)) after introduction of evidence; and

((B)) before announcement of findings under (article 53);

((2)) A court-martial with a military judge and members is a trial in the sense of this section (article) if, without fault of the accused—

((A)) after the members, having taken an oath as members under (article 42) and after completion of challenges under (article 41), are impaneled; and

((B)) before announcement of findings under (article 53);