Seniority of officers appointed to the Service shall be determined by the date of their substantive appointment to the Service:Provided that -(i)if more than one officer is appointed to the Service by direct recruitment at the same time, their seniority inter se shall follow the order of merit in which their names were arranged by the Public Service Commission for substantive appointment;(ii)if officers are appointed by direct recruitment and by promotion at the same time, the promoted officers shall be senior to the officers directly recruited; and(iii)if more than one officer is promoted from the same service at the same time, their seniority inter se shall be the same as held by them in the Service from which they were promoted.Appendix AList of Scheduled Castes in Bihar
