“…Dari v Secretary of State for the Home Department EU:C:2007:530; [2007] ECR I-7415, [64]; and Revenue and Customs Commissioners v Pendragon plc [2015] UKSC 37; [2015] 1 WLR 2838, paras. [4]-[13]. “In its simplest form, [the principle] confines the exercise of legal rights to the purpose for which they exist, and precludes their use for…”