The powers of this paragraph shall be exercised in compliance with the national law of the Member State where the activities in question take place, with due regard for the need to ensure the effective exercise of those powers and for the rights and legitimate interests of the service provider and any third persons concerned, and in compliance with the principle of proportionality.
Lors de l’exercice des pouvoirs visés au présent paragraphe [///au paragraphe 9], les autorités compétentes veillent à ce que les membres de leur personnel et, le cas échéant, tout autre expert participant aux activités, soient dûment autorisés.