++++ 1 . OFFICIALS - APPLICATIONS TO THE COURT - OBJECTION OF ILLEGALITY - MEASURES THE ILLEGALITY OF WHICH MAY BE PLEADED - PROCEDURES FOR THE TRANSFER OF OFFICIALS IN THE SCIENTIFIC AND TECHNICAL SERVICES FROM CATEGORY B TO CATEGORY A ( STAFF REGULATIONS, ART . 91 ) 2 . OFFICIALS - SCIENTIFIC AND TECHNICAL SERVICES - TRANSFER FROM CATEGORY B TO CATEGORY A - DISCRETION OF THE ADMINISTRATION REGARDING THE CHOICE OF PROCEDURE APPLICABLE ( STAFF REGULATIONS, ART . 45 ( 2 ) AND THE SECOND PARAGRAPH OF ART . 98 ) 3 . OFFICIALS - SCIENTIFIC AND TECHNICAL SERVICES - TRANSFER FROM CATEGORY B TO CATEGORY A - ASSESSMENT BY AN AD HOC COMMITTEE OF THE CANDIDATES' MERITS - IMPOSSIBLE FOR THE CANDIDATES TO BE AWARE OF OR CHALLENGE CERTAIN OF THE FACTORS ASSESSED - INFORMATION FAVOURABLE TO THE REJECTED CANDIDATES - IRREGULARITY IRRELEVANT .