1 . ACTS OF AN INSTITUTION - REGULATION - PRESUMPTION OF VALIDITY - CONSEQUENCES ( EEC TREATY , ARTICLES 173 , 174 , 177 AND 184 ) 2 . ACTS OF AN INSTITUTION - REGULATION - APPLICATION BY THE NATIONAL AUTHORITIES - POWER TO DEROGATE - ABSENCE ( EEC TREATY , ARTICLE 189 ) 3 . PRELIMINARY QUESTIONS - QUESTION RELATING TO THE NON-CONTRACTUAL LIABILITY OF THE COMMUNITY - INADMISSIBILITY ( EEC TREATY , ARTICLE 177 AND SECOND PARAGRAPH OF ARTICLE 215 ) 4 . MEMBER STATES - INFRINGEMENT OF COMMUNITY OR NATIONAL LAW WHEN APPLYING COMMUNITY LAW - NON-CONTRACTUAL LIABILITY - ASSESSMENT ACCORDING TO NATIONAL LAW 5 . EEC - NON-CONTRACTUAL LIABILITY - DETERMINATION - EXCLUSIVE JURISDICTION OF THE COURT ( EEC TREATY , ARTICLE 178 AND SECOND PARAGRAPH OF ARTICLE 215 )