1 . SOCIAL SECURITY FOR MIGRANT WORKERS - SELF-EMPLOYED PERSONS - DEFINITION - PRIEST- INCLUDED ( REGULATION NO 1408/71 OF THE COUNCIL , ART . 1 ( A ) ( IV ), AS AMENDED BY REGULATION NO 1390/81 ) 2 . SOCIAL SECURITY FOR MIGRANT WORKERS - ' LEGISLATION ' OF A MEMBER STATE WITHIN THE MEANING OF ARTICLE 1 ( J ) OF REGULATION NO 1408/71 - CRITERION FOR DETERMINING THE SCOPE OF THE TERM - AFFILIATION TO A SOCIAL SECURITY SCHEME IN A MEMBER STATE ( REGULATION NO 1408/71 OF THE COUNCIL , ART . 1 ( J )) 3 . SOCIAL SECURITY FOR MIGRANT WORKERS - BENEFITS - RESIDENCE REQUIREMENT - WAIVER - SELF-EMPLOYED PERSONS - DATE OF COMING INTO EFFECT ( COUNCIL REGULATION NO 1390/81 , ART . 2 ( 4 ))