SCHEDULE 1 – THE CRIMINAL CODE.
PART VIII. – PROCEDURE.
Division 4. – Trial: Adjournment: Pleas: Practice.
560. PLEAS.
(2) If the accused person pleads, he may plead–
(e) that he has already been tried and convicted or acquitted of an offence committed or alleged to be committed under such circumstances that he cannot under this Code be tried for the offence charged in the indictment ; or
(f) that he has been pardoned for the offence charged in the indictment
Ne bis in idem
Ne bis in idem - State's own court
EDIT.