Judgment of the Court of First Instance of 7 July 1999 in Case T-89/96, British Steel plc v Commission of the European Communities (ECSC - Action for annulment - Admissibility - State aid - Individual decision authorising State aid to a steel undertaking - Legal basis - Article 4(c) and Article 95, first paragraph, of the Treaty - Counterpart measures in exchange for public funding - No capacity reduction required - Principle of non-discrimination - Infringement of essential procedural requirements)