In addition to its task of authorising the placing in service of structural subsystems and in accordance with Article 16 of Directive 2004/49/EC, national safety authorities should also supervise that railway undertakings and infrastructure managers are operating under the requirements of EU legislation and, where allowed by Directive 2008/57/EC, national legislation.
Les seuls essais susceptibles d'être requis pour l'autorisation, qui doivent être effectués avant l'autorisation de mise en service et qui nécessitent l'implication d'un organisme d'évaluation, devraient être des essais: