17.1. The date on which a modification to an evaluation class for a position of officer comes into force shall be fixed according to one or other of the following criteria:
(1) the date established by the Minister, if the modification is the result of a change made to the classification and evaluation system and conditions for senior administrator and officer positions;
(2) the date on which the officer is appointed, if the modification is the result of an administrative reorganization;
(3) the date of the event, if the modification is the result of a change made by the employer to the duties of the position of officer;
(4) the date of the request for a modification made by the officer following changes in his responsibilities.
Notwithstanding the foregoing, the results of the updating of the evaluation class for a position of intermediate officer consistent with a standard position shall come into force on 31 March if the classification of the position is established according to a factual or verifiable variable confirmed in the annual statistical reports produced by the employer.