Any person who, having been sentenced to detention in a Borstal institution, is or ought to be immediately before the commencement of this Act detained in Scotland in a Borstal institution, or in a prison awaiting removal to such an institution, or then holds a licence in force under section five of the Prevention of Crime Act 1908, or is under the supervision of the Secretary of State under section six of that Act, shall be deemed to have been sentenced to Borstal training under this Act, or to be under supervision under the Fourth Schedule to this Act; and in its application to him the said Fourth Schedule shall have effect as if for the references therein to three years there were substituted references to the term of the sentence of detention in a Borstal institution.

Any person to whom Part I of the M1Prevention of Crime Act 1908 applied immediately before the commencement of this Act by reason of his transfer from a prison to a Borstal institution under section three of that Act shall be treated as if he were transferred under the provisions of this Act on the date of the commencement of this Act.