Соответствующая норма
Belgium
Practice Relating to Rule 87. Humane Treatment
Section A. General
Belgium’s Law of War Manual (1983) states, with reference to common Article 3 of the 1949 Geneva Conventions, that in internal armed conflicts, “persons who do not take a direct part in hostilities, including members of the armed forces who have laid down their arms and persons placed hors de combat, must be treated humanely”. 
Belgium, Droit Pénal et Disciplinaire Militaire et Droit de la Guerre, Deuxième Partie, Droit de la Guerre, Ecole Royale Militaire, par J. Maes, Chargé de cours, Avocat-général près la Cour Militaire, D/1983/1187/029, 1983, p. 17 and Chapter IX, § 2.