Brussels, 11/09/2008 (Agence Europe) - Corporation tax in the Spanish Basque Country, which is below that in force at national level, does not necessarily constitute state aid, the Court of Justice of the European Communities rules in judgements on Thursday 11 September (Cases C-428/06 to C-434/06). However, the judges say, it is the responsibility of the national court to determine whether the infra-state tax regime is discriminatory and whether Basque authorities benefit from compensation...