1 . SOCIAL SECURITY FOR MIGRANT WORKERS - DISCRIMINATION ON GROUND OF NATIONALITY - PROHIBITION - DIRECT EFFECT ( EEC TREATY , ARTS . 7 AND 48 ; REGULATION NO 1408/71 OF THE COUNCIL , ART . 3 ( 1 )) 2 . COMMUNITY LAW - PRINCIPLE OF NON-DISCRIMINATION ON GROUND OF NATIONALITY - DISPARITIES IN TREATMENT RESULTING FROM DIVERGENCES BETWEEN LAWS OF MEMBER STATES - EXCLUSION ( EEC TREATY , ARTS . 7 AND 48 ) 3 . SOCIAL SECURITY FOR MIGRANT WORKERS - SICKNESS INSURANCE - CASH BENEFITS - LOSS OR SUSPENSION OF RIGHT - GROUND - FACTS OCCURRING IN TERRITORY OF COMPETENT STATE - ANALOGOUS FACTS OCCURRING IN ANOTHER MEMBER STATE - TREATMENT AS EQUIVALENT - PERMISSIBILITY - CONDITIONS ( EEC TREATY , ARTS . 7 AND 48 ; REGULATION NO 1408/71 OF THE COUNCIL , ART . 3 ( 1 ), ART . 19 ( 1 ) ( B ) AND ART . 22 ( 1 ) ( A ) ( II ))