‘Inter alia, The Supreme Court held, by a majority, that the Regulation of Investigatory Powers Act 2000, s 67(8) did not “oust” the supervisory jurisdiction of the High Court to quash a decision of the IPT for error of law. Following authority, it was clear that the drafter of s 67(8) would have had no doubt that a determination vitiated by any error of law, jurisdictional or not, was to be treated as no determination at all, and so could not be ousted. The plain words of the subsection must yield to the principle that such a clause will not protect a decision that is legally invalid, as there is a common law presumption against ousting the High Court’s jurisdiction.’

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UKSC Blog, 15th May 2019

Source: ukscblog.com