Section 5(6) in The Assam Technical Education Service Rules, 1981
(6)Subject to suitability as may be decided by the Appointing Authority and also subject to possessing the requisite qualification and experience as a set forth in Schedule II, the incumbents of the different categories of posts included in the cadre of Head of Department in Polytechnic/Workshop Superintendent in Engineering Colleges shall be inter-changeable from one category to other within the cadre. So also the incumbents of the posts of Workshop Superintendent, Polytechnic and of Superintendent, Junior Technical School shall be inter-changeable from the category to another within the same cadre.
