The principle of ne bis in idem and the application of criminal sanctions: of scope and restrictions: ECJ 20 March 2018, Case C-524/15, Luca Menci ECJ 20 March 2018, Case C-537/16, Garlsson Real Estate SA and Others v Commissione Nazionale per le Società e la Borsa (Consob) ECJ 20 March 2018, Joined Cases C-596/16 and C-597/16, Enzo Di Puma v Consob and Consob v Antonio Zecca.