Section 13(1)(v) in The Essential Services Maintenance Act, 1981
(v)any other service or employment or class thereof, connected with matters with respect to which the Legislative Assembly of the State of Assam has power to make laws and which the State Government, being of opinion that strikes therein would prejudicially affect the maintenance of any public utility service, the public safety or the maintenance of the supplies and services necessary for the life of the community or would result in the infliction of grave hardship on the community, may, by notification in the Official Gazette, declare to be an essential service for the purposes of this Act;