In this set of writ petitions, challenge has been made to the orders of reversion from Store Keeper/LDA or any other equivalent posts to the post of Surveillance Worker under the Health ... and Family Welfare Department, Assam. The petitioners have taken various grounds of challenge, including violation of the principles of natural justice before passing the impugned orders which, according to them, have adverse consequences. However, before coming to the issue at hand, it would be convenient to state the basic facts of each of the cases.