1.In the exercise of their duties, the competent authorities shall take into account the convergence in respect of supervisory tools and supervisory practices in the application of the laws, regulations and administrative requirements adopted pursuant to this Directive. For that purpose, Member States shall ensure that:
the competent authorities participate in the activities of the Committee of European Banking Supervisors;
the competent authorities follow the guidelines, recommendations, standards and other measures agreed by the Committee of European Banking Supervisors and shall state the reasons if they do not do so;
national mandates conferred on the competent authorities do not inhibit the performance by them of their duties as members of the Committee of European Banking Supervisors or under this Directive.
2.The Committee of European Banking Supervisors shall report to the European Parliament, the Council and the Commission on the progress made towards supervisory convergence every year starting from 1 January 2011.