1 . REFERENCES FOR A PRELIMINARY RULING - POWERS OF THE COURT - LIMITS ( EEC TREATY , ART . 177 ) 2 . SERVICES - FREEDOM TO PROVIDE - RESTRICTIONS - ABOLITION - DIRECT EFFECT ( EEC TREATY , ARTS . 59 , 60 AND 63 ) 3 . SERVICES - FREEDOM TO PROVIDE - FEE-CHARGING EMPLOYMENT AGENCIES FOR ENTERTAINERS - PURSUIT OF THE ACTIVITY - OBLIGATION TO OBTAIN A LICENCE OR TO ACT THROUGH AN AGENCY HOLDING A LICENCE - RESTRICTION INCOMPATIBLE WITH THE TREATY - CRITERIA ( EEC TREATY , ARTS . 59 AND 60 )