The French Cour de cassation confirms the French Competition Authority’s fine on a trade union for collective boycott practices

On October 15, 2025, the French Cour de cassation (“Court”) confirmed a €680,000 fine on the trade union Les Chirurgiens-Dentistes de France (“CDF”) (“Decision”).

The Court held that the CDF’s call for a boycott of certain dental care networks constituted a restriction of competition by object within the meaning of Article 101 TFEU and Article L. 420-1 of the French Commercial Code.

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