Section 17-204. Cremation

Whenever an application is made pursuant to law
  for a permit to cremate the body of any person, the department, board or
  office in which such application is filed shall forward such application
  to the chief medical examiner who shall thereupon cause an investigation
  and report to be made thereon. In  the  event  that  the  chief  medical
  examiner,  or  a  deputy  chief  medical examiner, or a medical examiner
  shall, in the course of such investigation,  determine  that  reasonable
  grounds  exist therefor, an autopsy shall be performed upon such body by
  a  medical  examiner.  Where  indicated,  the  autopsy   shall   include
  toxicologic,  histologic,  microbiologic  and  serologic examinations. A
  detailed description of the findings of all autopsies shall  be  written
  or  dictated.  The  findings  of  the investigation, the autopsy and any
  toxicologic, histologic, serologic and microbiologic  examinations,  and
  the  conclusions  drawn  therefrom shall be filed in the office of chief
  medical examiner. Such findings and conclusions shall be signed  by  the
  medical examiners performing the autopsy.