Section 22(4) in The Assam Engineering (Flood Control Department) Service Rules, 1981
(4)A separate seniority list of Assistant Executive Engineer and Assistant Executive Engineer (T.C.) encadred as Assistant Engineers with effect from 1st January, 1973, promoted from the cadre of erstwhile Subordinate Engineer, Grade I, shall be maintained. Such a seniority list shall continue till all the members of the list are adjusted against a promotion post or the posts are vacated by retirement or otherwise.
