Member States shall lay down the rules on penalties applicable to infringements of the national provisions adopted pursuant to this Directive, and shall take all measures necessary to ensure that they are applied. The penalties, which may comprise the payment of compensation to the victim, must be effective, proportionate and dissuasive. The Member States shall notify those provisions to the Commission by 5 October 2005 at the latest and shall notify it without delay of any subsequent amendment affecting them.