((EC and ECSC Treaties – State aid – Aid granted by the German Government to Gröditzer Stahlwerke GmbH and its subsidiary Walzwerk Burg GmbH – Composition of the Commission – Notification to the Commission of aid and plans to grant aid – Concept and content of notification – Scope of the ECSC Treaty – Fifth Steel Aid Code – Powers of Commission ratione temporis – Article 87(2)(c) EC – Privatisation procedure – Private investor principle – Bidding procedures – Transparency))