++++ 1 . PROCEDURE - ABSTENTION BY THE HIGH AUTHORITY - CAPACITY TO LODGE AN ADMINISTRATIVE COMPLAINT ( ECSC TREATY, ARTS . 35, 80 ). 2 . PROCEDURE - ABSTENTION OF THE HIGH AUTHORITY - IMPLIED DECISION OF REFUSAL - APPLICATION TO THE COURT OF JUSTICE - NATURE OF THE APPLICATION 2A . PROCEDURE - APPLICATION FOR ANNULMENT - APPLICANT UNDERTAKINGS AND ASSOCIATIONS - SPECIAL FIELD OF THE DISPUTE AND SPECIALITY OF THE PRODUCERS - NO LINK ( ECSC TREATY, ARTS . 33, 35 ). 3 . PROCEDURE - ABSTENTION OF THE HIGH AUTHORITY - IMPLIED DECISION OF REFUSAL - APPLICATION FOR ANNULMENT - INDIVIDUAL CHARACTER OF THE CONTESTED DECISION - UNDERTAKINGS AND ASSOCIATIONS - ADMISSIBILITY ( ECSC TREATY, ART . 33 ). 4 . PROCEDURE - ABSTENTION OF THE HIGH AUTHORITY - IMPLIED DECISION OF REFUSAL - APPLICATION FOR ANNULMENT - REPEAL OF THE MEASURE AGAINST WHICH THE HIGH AUTHORITY HAS ABSTAINED FROM TAKING ACTION - INTEREST OF THE APPLICANT IN PROCEEDING WITH ITS ACTION 5 . PROCEDURE - ABSTENTION OF THE HIGH AUTHORITY - IMPLIED DECISION OF REFUSAL - APPLICATION FOR ANNULMENT - SUBSEQUENT EXPRESS DECISION - APPLICATION MAINTAINED ( ECSC TREATY, ART . 35 ). 6 . COMMON MARKET - INCOMPATIBLE PRACTICES - PROHIBITION OF PRINCIPLE ( ECSC TREATY, ART . 4 ). 7 . COMMON MARKET - INCOMPATIBLE PRACTICES - SPECIAL CHARGES - CRITERIA FOR THE SPECIAL NATURE THEREOF ( ECSC TREATY, ART . 4 ( C )). 8 . COMMON MARKET - INCOMPATIBLE PRACTICES - DISCRIMINATION ( ECSC TREATY, ART . 4 ( B )). 9 . PRICES - MAXIMUM PRICES - GENERAL CHARGES - COMPATIBILITY ( ECSC TREATY, ART . 61 ).