Section 23

When a registered medical practitioner has made a post-mortem examination of the body of any person, such medical practitioner shall, unless he knows that a Coroner or Magistrate intends to hold an inquest or inquiry in respect of the death, within seven days after the conclusion of the examination, forward a certificate in the prescribed form to the Registrar, and the cause of death as stated in the certificate, together with the name of the certifying medical practitioner, shall be entered in the register.