Règle correspondante
Germany
Practice Relating to Rule 128. Release and Return of Persons Deprived of Their Liberty
Section D. Voluntary nature of return
Germany’s Military Manual (1992) states: “No prisoner of war may be repatriated against his will during the hostilities.” 
Germany, Humanitarian Law in Armed Conflicts – Manual, DSK VV207320067, edited by The Federal Ministry of Defence of the Federal Republic of Germany, VR II 3, August 1992, English translation of ZDv 15/2, Humanitäres Völkerrecht in bewaffneten KonfliktenHandbuch, August 1992, § 732.