(1) In the case of an accident caused by a set of vehicles consisting of a vehicle towing a trailer, which is not normally based in the State, where the trailer has separate third-party liability insurance, the injured party may bring their claim directly against the insurance undertaking that insured the trailer where the trailer can be identified, but the vehicle towing it cannot be identified and the national law of another Member State provides for the insurer of the trailer to provide compensation.

(2) An insurance undertaking that has compensated the injured party shall have recourse to the undertaking that insured the towing vehicle, or to the compensation body if and to the extent that this is provided for under the applicable national law of another Member State.