CORPORATE SOCIAL RESPONSIBILITY attEStatioN oF CoMPlEtENESS aND liMitED aSSUraNCE rEPort oF oNE oF tHE StatUtorY aUDitorS � NATURE AND SCOPE OF PROCEDURES We performed our work in accordance with Articles A. the independent third party performs its engagement and the professional guidance issued by the French Institute of Statutory Auditors (Compagnie nationale des commissaires aux comptes) relating to this engagement and with ISAE 3000 (Assurance engagements other than audits or reviews of historical financial information).