Section 28(1)(xv) in The Orissa Urban Police Act, 2003
(xv)regulating the conduct of or behaviour or action of persons constituting assemblies and processions on or along the streets and specifying in the case of processions, the routes by which the same may pass, in order to prevent annoyance, risk, danger or damage to the residents or people in the vicinity and prohibiting the carriage of explosives, arms, swords, knives, sticks or any instrument which may be capable of being used to harm the people, except in accordance with the permission of police;