1 . FAILURE OF A MEMBER STATE TO FULFIL ITS OBLIGATIONS - COMMISSION ' S RIGHT OF ACTION - PROPOSED LEGISLATION TO COMPLY WITH OBLIGATIONS ALREADY BEFORE THE COUNCIL - IRRELEVANT ( EEC TREATY , ARTS 155 AND 169 ) 2 . COMMUNITY LAW - INTERPRETATION - METHODS 3 . FREEDOM TO PROVIDE SERVICES - RESTRICTIONS - NOT PERMITTED - DIRECT EFFECT ( EEC TREATY , ARTS 59 AND 60 ) 4 . FREEDOM TO PROVIDE SERVICES - RESTRICTIONS JUSTIFIED BY THE GENERAL GOOD - WHETHER PERMISSIBLE - CONDITIONS ( EEC TREATY , ARTS 59 AND 60 ) 5 . FREEDOM TO PROVIDE SERVICES - INSURANCE UNDERTAKINGS - REQUIREMENT THAT THEY BE AUTHORIZED - LAWFULNESS OF SUCH A REQUIREMENT - STABLE ESTABLISHMENT REQUIRED - UNLAWFUL - CO-INSURERS - LEADING INSURERS - STABLE ESTABLISHMENT REQUIRED - UN- LAWFUL - REQUIREMENT THAT THEY BE AUTHORIZED - UNLAWFUL ( EEC TREATY , ARTS 59 AND 60 ; COUNCIL DIRECTIVE 78/473 )