“4 - (1) This section applies where on the trial of a person the question arises (at the instance of the defence or otherwise) whether the accused is under a disability, that is to say, under any disability such that apart from this Act it would constitute a bar to his being tried. (2) If, having regard to the nature of the supposed disability, the court are of the opinion that it is expedient to do so and in the interests of the accused, they may postpone consideration of the question of fitness to be tried until any time up to the opening of the case for the defence. (3) If, before the question of fitness to be tried falls to be determined, the jury return a verdict of acquittal on the count or each of the counts on which the accused is being tried, that question shall not be determined. (4) Subject to subsections (2) and (3) above, the question of fitness to be tried shall be determined as soon as it arises. (5) The question of fitness to be tried shall be determined by the court without a jury. (6) The court shall not make a determination under subsection (5) above except on the written or oral evidence of two or more registered medical practitioners at least one of whom is duly approved. 4A. – (1) This section applies where in accordance with section 4(5) above it is determined by a court that the accused is under a disability. (2) The trial shall not proceed or further proceed but it shall be determined by a jury – (a) on the evidence (if any) already given in the trial; and (b) on such evidence as may be adduced or further adduced by the prosecution, or adduced by a person appointed by the court under this section to put the case for the defence, whether they are satisfied, as respects the count or each of the counts on which the accused was to be or was being tried, that he did the act or made the omission charged against him as the offence. (3) If as respects that count or any of those counts the jury are satisfied as mentioned in sub-section (2) above, they shall make a finding that the accused did the act or made the omission charged against him. (4) If as respects that count or any of those counts the jury are not so satisfied, they shall return a verdict of acquittal as if on the count in question the trial had proceeded to a conclusion. (5) Where the question of disability was determined after arraignment of the accused, the determination under subsection (2) is to be made by the jury by whom he was being tried.”
“thus the court should consider, for example, the nature and complexity of the issues arising in the particular proceedings, the likely duration of the proceedings and the number of parties”
“(1) Where there has been a determination undersection 4 of the Criminal Procedure (Insanity) Act 1964 of the question of a person’s fitness to be tried, and there have been findings that he is under a disability and that he did the act or made the omission charged against him, the person may appeal to the Court of Appeal against either or both of those findings. (2) An appeal under this section lies only – (a) with the leave of the Court of Appeal; or (b) if, within 28 days from the date of the finding that the accused did the act or made the omission charged, the judge of the court of trial grants a certificate that the case is fit for appeal.” (a) with the leave of the Court of Appeal; or (b) if, within 28 days from the date of the finding that the accused did the act or made the omission charged, the judge of the court of trial grants a certificate that the case is fit for appeal.”
“It is plain that a person or persons appointed to conduct the defence under section s.4A(2) must also have authority to appeal under section 15 of the 1968 Act if it is judged appropriate to do so.”
“It cannot have been intended that a person disabled by mental incapacity who has obtained leave to pursue an appeal under section 15 of the 1968 Act should be effectively denied the opportunity to exercise that right for want of financial resources.”