Trial or punishment of person lacking mental capacity

Trial or punishment of person lacking mental capacity. (a) No person shall be tried, sentenced or punished for the commission of an offense while, as a result of mental illness or deficiency, he lacks the capacity, to: (i) Comprehend his position; (ii) Understand the nature and object of the proceedings against him; (iii) Conduct his defense in a rational manner; and (iv) Cooperate with his counsel to the end that any available defense may be interposed.