Without prejudice to the relevant provisions of the Treaties, Protocol No 7 on the privileges and immunities of the European Union, the Statute of the ESCB and the Staff Regulations, with full respect for human rights, fundamental freedoms and the general principles common to the Member States and subject to the procedures laid down in Regulation (EU, Euratom) No 883/2013 and to the rules laid down in this Decision, participants in the decision-making and other bodies and relevant persons shall cooperate with and supply information to the Office, while ensuring the confidentiality of an internal investigation.