The Minister or Director-General, as the case may be, may not re-appoint a former member as a member if—
(a) | he or she left the Agency sooner than the formal retirement age on condition that he or she would not accept or seek re-appointment; |
(b) | he or she took a severance package on condition that he or she would not accept or seek re-appointment; |
(c) | the original grounds for termination of service outweigh the need or request for re-appointment; or |
(d) | the former member left the Agency due to ill health and is unable to provide recent and conclusive medical evidence of recovery. |