(1)The following provisions apply where, immediately after a decision of the Court of Appeal from which an appeal lies to the House of Lords, the prosecutor is granted or gives notice that he intends to apply for, leave to appeal.
(2)If, but for the decision of the Court of Appeal, the defendant would be liable to be detained, the Court of Appeal may make an order providing for his detention, or directing that he shall not be released except on bail (which may be granted by the Court as under section 36 above), so long as an appeal to the House of Lords is pending.
(3)An order under this section shall (unless the appeal has previously been disposed of) cease to have effect at the expiration of the period for which the defendant would have been liable to be detained but for the decision of the Court of Appeal.
(4)Where an order is made under this section in the case of a defendant who, but for the decision of the Court of Appeal, would be liable to be detained in pursuance of—
(a)an order or direction under Part V of the [1959 c. 72.] Mental Health Act 1959 (admission to hospital of persons convicted by criminal courts); or
(b)an order under section 5(1) of the [1964 c. 84.] Criminal Procedure (Insanity) Act 1964 (admission to hospital following verdict of insanity or unfitness to stand trial),
the order under this section shall be one authorising his continued detention in pursuance of the order or direction referred to in paragraph (a) or (b) of this subsection; and the provisions of the Mental Health Act 1959 with respect to persons liable to be detained as mentioned in this subsection (including provisions as to the renewal of authority for detention and the removal or discharge of patients) shall apply accordingly.
(5)Where the Court of Appeal have power to make an order under this section, and either no such order is made or the defendant is released or discharged, by virtue of subsection (3) or (4) of this section, before the appeal is disposed of, the defendant shall not be liable to be again detained as the result of the decision of the House of Lords on the appeal.