Section 23 in The Orissa Industries Service Rules, 1985
23. [ [Substituted vide Orissa Gazette Part III-A-No. 41/9.10.1992 Notification No. 26343-III-EI-83/90-1/4/5-9-1992.]
(1)Seniority of officers appointed to any of the [Group-A] branch of the service in a particular year shall be maintained separately, and in the order in which their names appear in the select list.(2)The seniority of officers appointed to the [Group-B] [Substituted vide O.G. No. 41, Part III A Dated 8.10.2004.] II branch of the service in a particular year shall, subject to Sub-rule (3), be maintained in the order in which their names appear in the select list.(3)The inter se seniority among the direct recruits and the promotees appointed to the posts in [Group-B] [Substituted vide O.G. No. 41, Part III A Dated 8.10.2004.] Branch of the service in a particular year shall be determined on the principle that the promotees en bloc will be senior to direct recruits irrespective of their dates of joining.]
