Article 79 4.

Where a competent authority has good reasons to suspect that acts contrary to the provisions of this Directive or of Regulation (EU) No 600/2014, carried out by entities not subject to its supervision, are being or have been carried out on the territory of another Member State, it shall notify the competent authority of the other Member State and ESMA in as specific a manner as possible. The notified competent authority shall take appropriate action. It shall inform the notifying competent authority and ESMA of the outcome of the action and, to the extent possible, of significant interim developments. This paragraph shall be without prejudice to the competence of the notifying competent authority.