Flaminio Costa v ENEL (1964) Case 6/64 is a landmark decision of the European Court of Justice which established the primacy of European Union law (then Community law) over the laws of its member states. == Facts == Flaminio Costa was a Milanese lawyer as well as a user and shareholder of Edisonvolta, a municipal electricity company nationalized by the Italian government in the context of the nationalization of the electricity sector at the end of 1962.
Flaminio Costa v ENEL (1964) Case 6/64 is a landmark decision of the European Court of Justice which established the primacy of European Union law (then Community law) over the laws of its member states. == Facts == Flaminio Costa was a Milanese lawyer as well as a user and shareholder of Edisonvolta, a municipal electricity company nationalized by the Italian government in the context of the nationalization of the electricity sector at the end of 1962.
Source: Wikipedia "Costa v ENEL" · CC BY-SA 4.0
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