The purpose of this article is to present and analyse a 2018 judgment of the Court of Justice of the European Union (hereinafter referred to as the “Court” or “CJEU”), delivered upon a referral for a preliminary ruling of the Bulgarian Supreme Court of Cassation and aimed at the interpretation of Article 3(1) of Council Regulation (EC) No 1346/2000 of 29 May 2000 on insolvency proceedings (hereinafter the “EIR 2000”) and, more specifically, the jurisdiction of the courts of the Member States to hear cases which derive directly from insolvency proceedings and which are closely connected