(1) Probationers and approved probationers shall be discharged for want of vacancies in the following order, namely:-
(a)First, the probationers in the order of juniority; and
(b)Second, the approved probationers in the order of juniority.
(2) Approved probationers and probationers who have been discharged for want of vacancies shall be re-appointed as and when the vacancies arise, in the inverse of the order as laid down in clauses (a) and (b) of sub-rule (1).
(3) The order of discharge or re-appointment specified above shall be departed from in the cases where its observance would involve exceptional administrative inconvenience.
(4) A vacancy in any category or post in the service shall not be filled by the appointment of a person who has not yet commenced his probation therein when an approved probationer or a probationer therein is available for such appointment.