47. Cognizance of offences. — No court shall take a cognizance of any offence punishable under sub-section (5)of section 36AA or section 46 except upon complaint in writing made by an officer of the Reserve Bank or, as the case may be, the National Bank generally or specially authorised in writing in this behalf by the Reserve Bank, or as the case may be, the National Bank and no court other than that of a Metropolitan Magistrate or a Judicial Magistrate of the first class or any court superior thereto shall try any such offence.