Every three years, Member States shall transmit a report to the Commission on the application of this Directive by the competent authorities. On the basis of these reports, the Commission shall submit a Community report to the European Parliament and the Council. In this report, the Commission shall assess, inter alia, the desirability of revising or extending the scope of this Directive. It shall also describe the evolution of relevant case-law in the Member States and shall consider the possibility of creating a public database containing such relevant case-law.