Overview of recent cases before the Court of Justice of the European Union (January - June 2018)

In the reporting period January-June 2018, the Court of Justice delivered various rulings of particular significance for social security and social benefits. The ruling that stands out is the one in Altun,¹ which concerns the rules on posting as contained in Regulations 1408/71² and 883/2004³ and, specifically, the probative value of E-101 and A-1 certificates. In addition, the CJEU has brought about an important clarification of the application of Regulation 883/2004 to pre-retirement benefits (Czerwiński),⁴ the application of the single State rule to persons residing in a third State (Jahin),⁵ and the export of unemployment benefits (Klein Schiphorst).⁶ Finally, this overview includes rulings concerning the social security rights of persons who have worked for an EU institution (DW),⁷ social security rights that may be derived from the EU-Switzerland agreement on free movement of persons (Crespo Rey)⁸ and the application of Directive 79/7 on equal treatment for men and women in social security matters⁹ to the pension rights of persons who have undergone sex reassignment surgery (MB).¹⁰.