1 . FISHING - CONSERVATION OF THE RESOURCES OF THE SEA - POWERS OF THE EEC - NOT EXERCISED - INTERIM POWERS OF THE MEMBER STATES - PERIOD LAID DOWN IN ARTICLE 102 OF THE ACT OF ACCESSION - DATE OF EXPIRY ( ACT OF ACCESSION , ART . 102 ) 2 . COMMUNITY LAW - PRINCIPLES - EQUALITY OF TREATMENT - DISCRIMINATION ON GROUNDS OF NATIONALITY - CONCEPT - NATIONAL MEASURES APPLICABLE TO ALL WHO ARE SUBJECT TO THE JURISDICTION OF A MEMBER STATE - EXCLUSION ( EEC TREATY , ART . 7 )