Judgment of the Court (Grand Chamber) of 28 January 2025.#ASG 2 Ausgleichsgesellschaft für die Sägeindustrie Nordrhein-Westfalen GmbH v Land Nordrhein-Westfalen.#Request for a preliminary ruling from the Landgericht Dortmund.#Reference for a preliminary ruling – Competition – Article 101 TFEU – Directive 2014/104/EU – Actions for damages for infringements of competition law – Point 4 of Article 2 – Concept of ‘action for damages’ – Article 3(1) – Right to full compensation for harm suffered – Assignment of compensation claims to a provider of legal services – National law precluding recognition of the standing of such a provider with a view to group collection of those claims – Article 4 – Principle of effectiveness – First paragraph of Article 47 of the Charter of Fundamental Rights of the European Union – Right to effective judicial protection.#Case C-253/23.