The Member States shall take the measures necessary to ensure that, as regards contract award procedures falling within the scope of Directives 71/305/EEC and 77/62/EEC, decisions taken by the contracting authorities may be reviewed effectively and, in particular, as rapidly as possible in accordance with the conditions set out in the following Articles, and, in particular, Article 2 (7) on the grounds that such decisions have infringed Community law in the field of public procurement or national rules implementing that law.