1. Member States shall lay down the rules on penalties applicable to infringements of this Regulation and shall take all measures necessary to ensure that they are implemented. The penalties provided for shall be effective, proportionate and dissuasive. Member States shall notify the Commission of those rules and measures and shall notify it without delay of any subsequent amendment affecting them.
2. In the framework of cooperation referred to in Article 34 the national enforcement body which is competent for the purposes of Article 33(4) or (5) shall, at the request of the national enforcement body handling the complaint, investigate the infringement of this Regulation identified by that body and, if necessary, impose penalties.