- 14 A B C D E - on us to lay down the approach by which the court navigates such unchartered water in a principled manner. D1. B C Some first principles Recently, in Wolverhampton City Council & Others v London 20. A Gypsies and Travellers & Others [2023] UKSC 47, the UK Supreme Court D E addressed the question whether (and if so, on what basis, and subject to F G what safeguards) the court has the power to grant a newcomer injunction. In a seminal judgment, the Supreme Court comprehensively reviewed the F G court’s jurisdiction to grant injunctions and traced the developments over H I the years leading to newcomer injunctions. 25 The following first principles as reaffirmed by the Supreme Court are pertinent: J (1) The jurisdiction is rooted in equity, and remains so despite its statutory confirmation, in our case, by section 21L(1) of the K H I J K HCO: [17]. L L (2) M The jurisdiction is, subject to any relevant statutory restrictions, unlimited: [17]. There is no supposed limiting rule or principle apart from justice and convenience which N equity has regarded as sacrosanct over time: [153]. O (3) P That does not mean that the court has a free rein based on its M N O P own subjective perception of the justice and convenience of Q doing so in a particular case: [145]. Like any judicial power, the jurisdiction must be exercised in accordance with R Q R S S T T 25 U V The judgment was given by Lord Reed, Lord Briggs and Lord Kitchin (with whom Lord Hodge and Lord Lloyd-Jones agreed). U V