Court of Justice 17 June 2010, C-20/09 (European Commission v Portuguese Republic.)

Opinion of the Advocate-General Opinion of the Advocate-General I – Introduction 1. In the present case, the European Commission has brought before the Court an application under Article 226 EC for a declaration that, by providing, in the context of tax regularisation, for preferential tax treatment only in favour of public debt securities issued by the Portuguese State, the Portuguese Republic