As regards invalidity benefit of a wholly unemployed frontier worker Article 13(9) of Regulation No 1408/71, in the version in force during the relevant period, provides that invalidity benefits are the responsibility of the institution of the Member State whose legislation applied when the incapacity to work followed by invalidity occurred, provided that the person concerned satisfies the conditions required by that legislation.
(10) Το άρθρο 19, παράγραφος 1, του κανονισμού αυτού αναφέρεται στις παροχές τις οποίες δικαιούται "ο συνοριακός εργαζόμενος ο οποίος τελεί σε πλήρη ανεργία".