1. Member States shall establish procedures which allow payment service users and other interested parties to submit complaints to the competent authorities with regard to alleged infringements of this Regulation by payment service providers. Member States may use or extend existing procedures for that purpose.
2. Where appropriate, and without prejudice to the right to bring proceedings before a court in accordance with national procedural law, the competent authorities shall inform the party that has submitted a complaint of the existence of the out-of-court complaint and redress procedures established in accordance with Article 11.