The EU Court of Justice lays down criteria for determining the application of Article 101 TFUE in a selective distribution system (Metro)
Case 75/84
Metro SB-Großmärkte GmbH & Co. KG v Commission of the European Communities*
1. Persons other than those to whom a decision is addressed may claim to be concerned within the meaning of the second paragraph of Article 173 only if that decision affects them by reason of certain (...)