Article 101 3.

Where a competent authority of one Member State has good reason to suspect that acts contrary to the provisions of this Directive, are being or have been carried out by entities not subject to that competent authority’s supervision on the territory of another Member State, it shall notify the competent authorities of the other Member State thereof in as specific a manner as possible. The recipient authorities shall take appropriate action, shall inform the notifying competent authority of the outcome of that action and, to the extent possible, of significant interim developments. This paragraph shall be without prejudice to the competences of the notifying competent authority.