Singapore legislation
Regulation 3
of Interpretation (Determination and Certification of Death) Regulations
Regulation 3
Criteria for determining irreversible cessation of all functions of the brain
Subject to regulation 3A, the criteria for determining the irreversible cessation of all functions of the brain of a person for the purposes of section 2A of the Act shall be that —
the pupils are fixed and non-reactive to strong light;
there is no corneal reflex;
there is no spontaneous motor response to painful stimulus, excluding spinal reflexes;
there is no oculocephalic reflex;
there is no gag reflex or reflex response to tracheobronchial stimulation;
there is no vestibulo-ocular response on instillation of 50 cubic centimetres of ice-cold water into each ear; and
there is no spontaneous respiration even with carbon dioxide tension at 50 millimetres or more of mercury.