Section 6. Authority for removal of

6. Authority for removal of[4] [human organs or tissues or both] from bodies sent for post-mortem examination for medico-legal or pathological purposes .—Where the body of a person — has been sent for post-mortem examination (a) for medico-legal purposes by reason of the death of such person having been caused by accident or any other unnatural cause; or (b) for pathological purposes,