5. Any Member State which has granted a derogation as provided for in this Article shall ensure that the population affected by any such derogation is promptly informed in an appropriate manner of that derogation and of the conditions governing it. In addition, the Member State shall, where necessary, ensure that advice is given to particular population groups for which the derogation could present a special risk.
The obligations referred to in the first subparagraph shall not apply in the circumstances described in paragraph 3, unless the competent authorities decide otherwise.