Competent authorities shall set up procedures that allow clients and other interested parties, including consumer associations, to submit complaints to them with regard to alleged infringements of this Regulation by offerors, persons seeking admission to trading, issuers of asset-referenced tokens or e-money tokens, or crypto-asset service providers. Complaints shall be accepted in writing, including electronically, and in an official language of the Member State in which the complaint is submitted, or in a language accepted by the competent authorities of that Member State.

Information on the complaints-handling procedures referred to in paragraph 1 of this Article shall be made available on the website of each competent authority and communicated to EBA and ESMA. ESMA shall publish hyperlinks to the sections of the websites of the competent authorities related to complaints-handling procedures in its crypto-asset register referred to in Article 109.