Sec. 3. In all cases in which the defense of insanity is interposed, the jury (or the court if tried by it) shall find whether the defendant is:
(1) guilty;
(2) not guilty;
(3) not responsible by reason of insanity at the time of the crime; or
(4) guilty but mentally ill at the time of the crime.
As added by Acts 1981, P.L.298, SEC.5.