Règle correspondante
Practice Relating to Rule 88. Non-Discrimination
Section E. Apartheid
Germany’s Military Manual (1992) provides that “practices of apartheid and other inhuman and degrading practices based on racial discrimination” are a grave breach of IHL. 
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 Konflikten – Handbuch, August 1992, § 1209.