“… arise on a question of law decided by a competent tribunal even if the tribunal’s decision is wrong. He cited the observation of Lord Hoffmann in Watt v Ahsan [2008] 1 AC 696 at [33]:…”
“…Similar circumstances were addressed by the House of Lords in Watt (formerly Carter) & Ors v Ahsan [2008] 1 AC 696. The applicant for selection by the Labour Party as a candidate for local elections brought a claim under section 12 of the 1976 Act alleging unlawful discrimi…”