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The CMS European Class Action Report 2026 identifies 107 new collective proceedings across Europe in 2025, up from 99 in 2024. The report highlights developments in consumer and competition claims, product liability, data protection and climate litigation, alongside growing coordination between claimants across jurisdictions. It offers valuable insights into the evolving landscape of collective litigation and corporate legal risk.

The Slovenian Constitutional Court is reviewing the standing and representativity criteria for qualified entities under the Representative Actions Directive (EU) 2020/1828. At the same time, a major collective damages action has been filed by ZPS against GEN-I concerning alleged unlawful unilateral electricity price increases affecting household consumers.

On 30 October 2025, Luxembourg adopted Bill No. 7650, introducing representative actions in consumer law through a new Book V of the Code de la consommation. The Act implements Directive (EU) 2020/1828 (RAD), establishing a centralised, court-supervised collective redress mechanism for qualified entities.