The purpose of this book is to provide an easy access to and overview of the case law of the ECJ (the Court of Justice of the European Union, previously Court of Justice of the European Communities) pertaining to private international law. The book contains edited extracts from all ECJ decisions of immediate private international law relevance made before 1 January 2012. Most of the cases are important for the interpretation and understanding of the numerous existing European regulations and directives dealing with private international law, but cases affecting the interpretation of the EU Treaties are also included.