Persons authorised to investigate

Notwithstanding anything contained in the Code of Criminal Procedure, 1973, no police officer below the rank of a Deputy Superintendent of Police or a police officer possessing rank higher than that of a Deputy Superintendent of Police or a special designated police officer who is not below the rank of an Inspector of Police, shall investigate any offence punishable under this Act, unless he is authorised so to do by the State Government.