1 . OFFICIALS - APPLICATION TO THE COURT - MEASURE ADVERSELY AFFECTING AN OFFICIAL - CONCEPT - ADOPTION OF NEW CLASSIFICATION CRITERIA FOR NEW EMPLOYEES - EQUALITY OF TREATMENT FOR EXISTING OFFICIALS - INFRINGEMENT - NEW DEVELOPMENT ( STAFF REGULATIONS , ARTS . 90 AND 91 ) 2 . OFFICIALS - AWARD OF STEP - ADOPTION OF NEW CLASSIFICATION CRITERIA FOR OFFICIALS RECRUITED FROM OUTSIDE THE COMMUNITIES - EQUALITY OF TREATMENT FOR EXISTING OFFICIALS RECRUITED BY WAY OF TRANSFER - INFRINGEMENT - DIVERSITY OF RECRUITMENT METHODS DOES NOT JUSTIFY UNEQUAL TREATMENT ( STAFF REGULATION , ARTS . 5 ( 3 ) AND 46 )