The Director General of the Agence nationale de sécurité sanitaire de l’alimentation, de l’environnement et du travail shall inform the Director General of the Agence nationale de sécurité du médicament et des produits de santé of his decision within fifteen days when the authorisation concerns an establishment comprising all or part of the premises and equipment making up an establishment authorised by the latter mentioned in 1° or 2° of Article R. 5124-2 and in application of Article L. 5124-3 .