Соответствующая норма
Practice Relating to Rule 112. Search for and Collection of the Dead
Switzerland’s Basic Military Manual (1987) states: “At all times, and particularly after an engagement, all measures shall be taken to search for and collect the dead, be they enemies or friends.” 
Switzerland, Lois et coutumes de la guerre (Extrait et commentaire), Règlement 51.7/II f, Armée Suisse, 1987, Article 71(1).
Switzerland’s Aide-Memoire on the Ten Basic Rules of the Law of Armed Conflict (2005) states: “I recover and identify wounded, sick, shipwrecked and dead persons without discrimination as soon as the combat situation allows or the superior orders such.” 
Switzerland, The Ten Basic Rules of the Law of Armed Conflict, Aide-memoire 51.007/IIIe, Swiss Army, issued based on Article 10 of the Ordinance for Organization of the Federal Department for Defence, Civil Protection and Sports dated 7 March 2003, entry into force on 1 July 2005, Rule 4.