C-68.01, r. 3 - Regulation respecting the identification, transportation, preservation or keeping, custody and return or remittal of dead bodies, objects and documents

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5. The coroner or the person exercising the coroner’s powers shall make certain before having a body transported to the morgue that a pronouncement of death has been made by a physician and shall obtain the physician’s pronouncement in writing.
Notwithstanding the foregoing, a pronouncement by a physician is not required in the case of skeletal remains or if the body at the time of its discovery reveals decapitation, total severance, full cranial compression or excochleation, an advanced state of decomposition, adipocere, mummification or calcination.
O.C. 907-92, s. 5.