Section 5-202 – Cessation of Circulatory and Respiratory or Brain Functions
(a) An individual is dead if, based on ordinary standards of medical practice, the individual has sustained either: (1) Irreversible cessation of circulatory and respiratory functions; or (2) Irreversible cessation of all functions of the entire brain, including the brain stem. (b) (1) This subsection does not apply to the removal of a vital organ while the individual is alive, […]