Member States shall recognize the decisions taken by a competent authority as to the approval of confidentiality or extension of the confidentiality period.
However, if, after having been informed or after having received a copy of the case file in accordance with the procedure under Article 8 (1), a Member State challenges a decision taken by the competent authority of another Member State, it may ask the Commission to take a decision pursuant to the procedure referred to in Article 10 of Directive 76/768/EEC.