Version status: Amended | Document consolidation status: Updated to reflect all known changes
Version date: 4 January 2011 - 20 July 2019
  Version 2 of 3  

Article 22 Professional secrecy and cooperation between authorities

1. The obligation of professional secrecy shall apply to all persons who work or have worked for the competent authority and for entities to which competent authorities may have delegated certain tasks. Information covered by professional secrecy may not be disclosed to any other person or authority except in accordance with provisions laid down by law.

2. Competent authorities of Member States shall cooperate with each other whenever necessary for the purpose of carrying out their duties and making use of their powers. Competent authorities shall render assistance to competent authorities of other Member States. In particular, they shall exchange information and cooperate when an issuer has more than one home competent authority because of its various classes of securities, or where the approval of a prospectus has been transferred to the competent authority of another Member State pursuant to Article 13(5). They shall also closely cooperate when requiring suspension or prohibition of