PARAGRAPH OF ARTICLE 60 OF THE EEC TREATY MUST BE INTERPRETED AS MEANING THAT THE NATIONAL LAW OF A MEMBER STATE CANNOT, BY IMPOSING A REQUIREMENT AS TO HABITUAL RESIDENCE WITHIN THAT STATE, DENY PERSONS ESTABLISHED IN ANOTHER MEMBER STATE THE RIGHT TO PROVIDE SERVICES, WHERE THE PROVISION OF SERVICES IS NOT SUBJECT TO ANY SPECIAL CONDITION UNDER THE NATIONAL LAW APPLICABLE;
2 . THE FIRST PARAGRAPH OF ARTICLE 59 AND THE THIRD PARAGRAPH OF ARTICLE 60 HAVE DIRECT EFFECT AND MAY THEREFORE BE RELIED ON BEFORE NATIONAL COURTS, AT LEAST IN SO FAR AS THEY SEEK TO ABOLISH ANY DISCRIMINATION AGAINST A PERSON PROVIDING A SERVICE BY REASON OF HIS NATIONALITY OR OF THE FACT THAT HE RESIDES IN A MEMBER STATE OTHER THAN THAT IN WHICH THE SERVICE IS TO BE PROVIDED .