(1) Every compulsory contract of insurance shall be in accordance with the specific provisions relating to that insurance laid down in accordance with the laws of the State.
(2) In the case of a conflict between the law of the Member State in which the risk is situated and the law of the Member State which imposes the obligation to take out insurance the law of the latter shall prevail.
(3) Notwithstanding Article 11 of these Regulations the law applicable to compulsory contracts of insurance shall be the law of the Member State which imposes the obligation to take out insurance.
(4) Subject to subarticle (3) of this Article, Article 11 (2) (c) of these Regulations shall apply where the insurance contract provides cover in several Member States of which at least one imposes an obligation to take out insurance.
(5) Where an undertaking is carrying on compulsory insurance it must notify the competent authorities of any cessation of cover and such cessation may be invoked against inj