translate English to French: (a) The staff member should have had at least 20 years of service within the United Nations common system and 5 years of service at the top regular step of the current grade;  (b) The staff member's service should have been satisfactory.
Appendice D au Règlement Dispositions régissant le paiement d'indemnités en cas de maladie, d'accident ou de décès imputables à l'exercice de fonctions officielles au service de l'Organisation des Nations Unies