The principle of non-discrimination, reaffirmed, inter alia, in article 2 of ICCPR, is a fundamental rule of international law. The Special Rapporteur notes that according to commentators,
75. 不歧视原则，尤其是《公民及政治权利国际盟约》第二条中重申的不歧视原则，是国际法的一项基本规则。