4.The competent authorities of the Member States, including enforcement authorities, customs authorities within the meaning of Regulation (EU) No 952/2013 of the European Parliament and of the Council, competent authorities within the meaning of Regulation (EU) No 575/2013 of the European Parliament and of the Councilnote and of Directives (EU) 2015/849note, and (EU) 2014/65note of the European Parliament and of the Council, as well as Financial Intelligence Units, as referred to in Directive (EU) 2015/849, and administrators of official registers wherein natural persons, legal persons, entities and bodies as well as immovable or movable property are registered, shall process and exchange without delay information, including personal data and, if necessary, the information referred to in Article 6b, with other competent authorities of their Member State, with competent authorities of other Member States and with the Commission, if such processing and exchange is necessary to carry out the tasks of the processing authority or the receiving authority under this Decision, in particular when they detect instances of breach, circumvention, or attempts at breach or circumvention of the prohibitions set out in this Decision. This provision is without prejudice to rules regarding the confidentiality of information held by judicial authorities.