The department "Public Oversight of the Audit Profession" is in charge of different aspects related to audit, among which access to the profession of réviseur d'entreprises (statutory auditor) in Luxembourg. Besides the admission to training of réviseurs d'entreprises (statutory auditors) candidates, the access to the profession covers the organisation of continuing education and the Examen d’Aptitude Professionnel (professional qualification examination), the attribution of the professional designation réviseur d’entreprises (statutory auditor) and cabinet de révision (audit firm). The department is in charge of approving and keeping the official list of réviseurs d'entreprises and cabinets de révision. The department is responsible for the registration of auditors, falling within the scope of application of the CSSF's quality assurance system, in a public register, as well as the management of and accessibility to this public register.

Moreover, the department is in charge of the public oversight of the statutory audit which covers the setting-up of an independent quality assurance system. This system includes the development of the inspection approach and the determination of fees for the financing of the activity, the performance of quality control inspections of réviseurs d'entreprises agréés (approved statutory auditors) and of cabinets de révision agréés (approved audit firms) in Luxembourg, the public oversight of third-country auditors and audit entities and the relevant cooperation, the system of investigation, injunction, call to order and sanction as well as the verification of compliance with the continuing education requirements of the réviseurs d’entreprises (statutory auditors).

This department is also responsible for the regulatory aspects related to the adoption of international standards on auditing, standards on professional ethics and internal control of cabinets de révision agréés (approved audit firms) and standards relating to other assignments exclusively entrusted to the réviseurs d'entreprises agréés (approved statutory auditors) and the cabinets de révision agréés (approved audit firms) by the law.