Confidentiality obligations of the competent authorities
Article 42
1. Without prejudice to situations where its disclosure is required by Union law or national law, competent authorities shall require members of their staff to undertake not to disclose to third parties information acquired when undertaking their duties, in the context of official controls and other official activities, which is, by its nature, covered by professional confidentiality, unless there is an overriding public interest in its disclosure. 2. Information covered by professional confidentiality shall include information the disclosure of which would undermine: (a) the purpose of official controls or investigations; (b) the protection of commercial interests of an operator or any other natural or legal person; (c) the protection of court proceedings and legal advice.