1 . COMPETITION - ADMINISTRATIVE PROCEEDINGS - COMPLAINTS SUCCESSIVELY LODGED AGAINST ONE AND THE SAME INFRINGEMENT - SINGLE DECISION - PERMISSIBILITY - CONDITION - RESPECT FOR RIGHTS OF DEFENCE ( REGULATION NO 99/63 OF THE COMMISSION , ARTS 2 AND 4 ) 2 . COMPETITION - ADMINISTRATIVE PROCEEDINGS - RESPECT FOR RIGHTS OF DEFENCE - NOTIFICATION OF OBJECTIONS - DUTIES OF COMMISSION ( REGULATION NO 99/63 OF THE COMMISSION , ART . 4 ) 3 . COMPETITION - ADMINISTRATIVE PROCEEDINGS - PRESERVATION OF TRADE SECRET - CONFIDENTIAL INFORMATION - PASSING ON TO THIRD PARTIES MAKING COMPLAINTS - NOT PERMISSIBLE ( REGULATION NO 17 OF THE COUNCIL , ARTS 19 AND 20 ) 4 . COMPETITION - AGREEMENTS , DECISIONS AND CONCERTED PRACTICES - NOTIFICATION - EXEMPTION - CONDITIONS ( REGULATION NO 17 OF THE COUNCIL , ART . 4 ( 2 )) 5 . COMPETITION - AGREEMENTS , DECISIONS AND CONCERTED PRACTICES - NOTIFICATION - DETAILED RULES - USE OF FORM A/B - CONDITION FOR VALIDITY OF NOTIFICATION ( EEC TREATY , ARTS 85 ( 3 ) AND 87 ( 2 ) ( B ); REGULATION NO 17 OF THE COUNCIL , ART . 4 ; REGULATION NO 27 OF THE COMMISSION , ART . 4 AS AMENDED BY REGULATION NO 1133/68 ) 6 . MEASURES ADOPTED BY AN INSTITUTION - DUTY TO STATE REASONS WHEREON BASED - EXTENT - DECISION FINDING AN INFRINGEMENT OF RULES ON COMPETITION ( EEC TREATY , ART . 190 ) 7 . COMPETITION - ADMINISTRATIVE PROCEEDINGS - SINGLE DECISION COVERING SEVERAL INFRINGEMENTS - PERMISSIBILITY 8 . COMPETITION - ADMINISTRATIVE PROCEEDINGS - INAPPLICABILITY OF ART . 6 OF EUROPEAN CONVENTION FOR PROTECTION OF HUMAN RIGHTS 9 . COMPETITION - AGREEMENTS , DECISIONS AND CONCERTED PRACTICES - RECOMMENDATION OF AN ASSOCIATION OF UNDERTAKINGS - BINDING NATURE - APPLICATION OF ART . 85 ( 1 ) OF THE TREATY ( EEC TREATY , ART . 85 ( 1 )) 10 . COMPETITION - AGREEMENTS , DECISIONS AND CONCERTED PRACTICES - PROHIBITION - APPLICATION TO NON-PROFIT-MAKING ASSOCIATIONS - CONDITIONS ( EEC TREATY , ART . 85 ( 1 )) 11 . COMPETITION - AGREEMENTS , DECISIONS AND CONCERTED PRACTICES - INFLUENCE ON TRADE BETWEEN MEMBER STATES - CRITERIA ( EEC TREATY , ART . 85 ( 1 ))