On 2 December 2021, the Court of Appeal handed down its judgment in Windhorst v Levy [2021] EWCA Civ 1802, which concerned a challenge against the registration of a German judgment and an application for a stay of execution. Notwithstanding Brexit, the decision is relevant to cases involving (i) judgments in proceedings instituted before 31 December 2020 and (ii) insolvency proceedings opened before 31 December 2020.