Court of Justice 5 December 2013, C‑553/12 P (European Commission v Dimosia Epicheirisi Ilektrismou AE (DEI).)

Opinion of the Advocate-General Opinion of the Advocate-General 1. In the present appeal, the European Commission seeks to have set aside the judgment of the General Court of the European Union of 20 September 2012 in Case T‑169/08 DEI v Commission , (2) by which that Court annulled the Commission Decision (3) concerning the rights to explore and exploit deposits of lignite which the Hellenic