198 Laws of Malaysia Act 593 (c) chemists in the employment of any Government in Malaysia or of the Government of Singapore; (d) any person appointed by the Minister by notification in the Gazette, to be a Document Examiner; (e) Inspector of Weights and Measures appointed as such under any written law relating to weights and measures in force in Malaysia; and (f) any person or class of persons to whom the Minister by notification in the Gazette declares that the provisions of this section shall apply. (3) The persons referred to in subsection (2) and the Registrar of Criminals are by this Code bound to state the truth in reports made under their hands. Report of Central Bank on currency note or coin 399a. Where in any criminal proceeding it is necessary to decide whether a currency note or coin is or is not forged, a certificate signed by the Governor of the Central Bank or any officer authorized in writing by him in that behalf that he is satisfied by personal examination that the note or coin is or is not forged, shall be sufficient evidence that the note or coin is or is not forged, as the case may be, and neither the Governor nor any officer of the Bank shall be cross-examined with regard to the contents of the certificate unless the Court otherwise orders. Evidence or report by an expert on matters relating to organized criminal group 399b.  (1)  Notwithstanding any other written law, where evidence or report is given by an expert on the activities, structure, ritual, ceremonies, hand sign, insignia, characteristic of an organized criminal group or any other matters relating to an organized criminal group the Court shall admit the evidence as prima facie proof of the facts.