[14] The main cases being the judgment of the Court of Justice of 22 June 1982, Criminal proceedings against Timothy Frederick Robertson and others, Case C-220/81; the judgment of the Court of Justice of 15 September 1994, Criminal proceedings against Ludomira Neeltje Barbara Houtwipper, Case C-293/93 [1994] ECR I-04249]; and the judgment of the Court of Justice of 21 June 2001, Case C-30/99, Commission v.
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