1. The following subparagraph is hereby added to Article 15 (1) and to Article 16 (1) of Directive 88/357/EEC:
"Each Member State within the territory of which an undertaking intends to provide services covering risks in class 10, other than carrier's liability, may require that the undertaking:
_ notify the name and address of the claims representative referred to in Article 12a (4);
_ produce a declaration that the undertaking has become a member of the national bureau and the national guarantee fund of the Member State of provision of services.'