Related Rule
Canada
Practice Relating to Rule 100. Fair Trial Guarantees
Section N. Non bis in idem
Canada’s LOAC Manual (1999) provides that no prisoner of war “may be punished more than once for the same offence, or on the same charge”. 
Canada, The Law of Armed Conflict at the Operational and Tactical Level, Office of the Judge Advocate General, 1999, p. 10-6, § 58.
Canada’s LOAC Manual (2001) states in its chapter on the treatment of prisoners of war (PWs): “No PW may be punished more than once for the same offence, or on the same charge”. 
Canada, The Law of Armed Conflict at the Operational and Tactical Levels, Office of the Judge Advocate General, 13 August 2001, § 1039.6.