1 . SOCIAL SECURITY FOR MIGRANT WORKERS - WORKER - CONCEPT ( REGULATION OF THE COUNCIL NO 1408/71 , ARTS 1 ( A ) AND 2 ( 1 )) 2 . SOCIAL SECURITY FOR MIGRANT WORKERS - FAMILY ALLOWANCES - OLD-AGE PENSIONERS - COMMUNITY SCHEME - MATTERS COVERED - OLD-AGE BENEFITS GRANTED TO SELF-EMPLOYED WORKERS ON THE BASIS OF NATIONAL LEGISLATION ALONE - EXCLUSION ( REGULATION OF THE COUNCIL NO 1408/71 , ART . 77 )