Commission decides to refer Hungary to the Court of Justice to ensure compliance with rules on intra-EU investor-State arbitration

European Commission Press release Brussels, 01 Oct 2026 Today, the European Commission decides to refer Hungary (INFR(2025)2204) to the Court of Justice European Union for failing to prevent violations of the prohibition on intra-EU investor-State arbitration, as established by the case-law of the Court of Justice of the European Union.