DECISION REFUSES HIM THE BENEFIT OF RETROACTIVE TREATMENT AS FROM 1 NOVEMBER 1964, TO WHICH HE CLAIMS TO BE ENTITLED .
SECONDLY, THE APPLICATION IS FOR THE ANNULMENT OF THE DECISION OF THE COMMISSION OF 14 MARCH 1969 REJECTING THE APPLICANT' S CLAIM OF 3 AUGUST 1966 UNDER ARTICLE 90 OF THE STAFF REGULATIONS .
2 THE APPLICANT WHO CLAIMED ACTUALLY TO HAVE PERFORMED HIS DUTIES SINCE THE BEGINNING OF THE MONTH OF FEBRUARY 1964, IN THE GRADE A 5 POST TO WHICH HE WAS SUBSEQUENTLY APPOINTED, SOUGHT BY HIS COMPLAINT TO OBTAIN A MODIFICATION OF THE DECISION OF 23 MAY 1966 WITH A VIEW TO ITS TAKING EFFECT AS FROM 1 NOVEMBER 1964, A DATE ON WHICH HE SATISFIED THE MINIMUM SENIORITY IN GRADE A 6 REQUIRED FOR PROMOTION .
HIS REQUEST WAS FURTHER FOR THE GRANT FOR THE PERIOD FROM 1 MAY 1964 UNTIL THE DATE WHEN HIS APPOINTMENT TOOK EFFECT, OF THE TEMPORARY DIFFERENTIAL ALLOWANCE PROVIDED FOR BY ARTICLE 7 ( 2 ) OF THE STAFF REGULATIONS .
THE DEFENDANT NOTIFIED HIM ON 24 AUGUST 1966 THAT " A DETAILED INVESTIGATION OF THE MATTER WAS CURRENTLY BEING UNDERTAKEN " AND THAT A REPLY WOULD BE GIVEN AS SOON AS " A DEFINITE CONCLUSION " HAD BEEN REACHED .
AFTER A REMINDER ADDRESSED TO IT ON 2 OCTOBER 1968, THE COMMISSION REJECTED THE COMPLAINT AND THE APPLICANT' S REQUEST ON 14 MARCH 1969, THAT IS TO SAY AFTER MORE THAN THREE YEARS .
3 BY REASON OF THE PERIODS WHICH HAVE ELAPSED IT IS NECESSARY TO EXAMINE WHETHER THE APPEAL MUST NOT BE REGARDED AS OUT OF TIME .
4 UNDER ARTICLE 91 OF THE STAFF REGULATIONS, FAILURE ON THE PART OF THE COMPETENT AUTHORITY TO GIVE A DECISION IN REPLY TO A REQUEST OR COMPLAINT MUST AT THE EXPIRATION OF A PERIOD OF TWO MONTHS BE REGARDED AS AN IMPLIED DECISION REJECTING THE REQUEST OR COMPLAINT AND SUCH DECISION MAY BE CONTESTED WITHIN A PERIOD OF TWO MONTHS .
5 THE TWO COMBINED PERIODS UNDER ARTICLE 91 OF THE STAFF REGULATIONS ARE INTENDED TO ENSURE WITHIN THE COMMUNITY INSTITUTIONS THE LEGAL CERTAINTY INDISPENSABLE TO THEIR PROPER FUNCTIONING .
THEY TAKE INTO ACCOUNT INTER ALIA THE FACT THAT IN AN ADMINISTRATION DECISIONS RELATING TO THE SITUATION OF A PARTICULAR MEMBER OF THE STAFF MAY FREQUENTLY AFFECT THE POSITION OF OTHER OFFICIALS . IT IS NOT THEREFORE FOR THE PARTIES MOST IMMEDIATELY CONCERNED TO PROLONG THESE PERIODS AT THEIR PLEASURE .
6 THE LETTER OF 24 AUGUST 1966 DOES NOT CONSTITUTE A DECISION IN REPLY TO THE APPLICANT' S COMPLAINT . IT CANNOT MOREOVER, OF ITSELF, HAVE ANY OTHER LEGAL EFFECT SINCE IT HAS THE SOLE PURPOSE OF INTIMATING THE CARRYING OUT BY THE COMMISSION OF AN OBLIGATION ALREADY PROVIDED FOR, AS IN ARTICLE 91 OF THE STAFF REGULATIONS .
7 IT FOLLOWS THAT IF AT THE EXPIRATION OF THE PERIOD OF TWO MONTHS THE EXAMINATION OF WHICH THE APPLICANT HAD BEEN INFORMED HAD NOT LED TO AN EXPRESS