Where any person sentenced by a court in England to corrective training or preventive detention, or required by virtue of section forty-eight of this Act to be treated as if he had beea'so sentenced, is released on licence under subsection (2) of section twenty-six of this Act, any requirements of the licence shall continue in force, and he may be recalled under the said section twenty-six, notwithstanding that he is for the time being in Scotland; and in relation to any such person, while in Scotland, subsections (3) to (6) of that section shall extend to Scotland accordingly.