Case C-428/04: Judgment of the Court (Third Chamber) of 6 April 2006 — Commission of the European Communities v Republic of Austria (Failure to fulfil obligations — Directive 89/391/EEC — Measures to encourage improvements in the safety and health of workers at work — Failure to notify implementing measures — Incorrect or inadequate implementation — Articles 2(1), 7(3), 8(2), 11(2)(c) and (d), 13(2)(b) and 18)