Article 1U.K.
Subject to the provisions of the Annex to this Regulation, the provisions of Regulation (EEC) No 1408/71 and Regulation (EEC) No 574/72 shall apply to nationals of third countries who are not already covered by those provisions solely on the ground of their nationality, as well as to members of their families and to their survivors, provided they are legally resident in the territory of a Member State and are in a situation which is not confined in all respects within a single Member State.