1Subject to the provisions of this Schedule, every person to whom section twenty of this Act applies shall, after his release from prison and until the expiration of the period of twelve months from the date of his release, be under the supervision of the Society, and shall, while under that supervision—
(a)keep in touch with his (supervising officer in accordance with such instructions as may from time to time be given by that officer; and
(b)comply with such other requirements as may be specified in the notice of supervision given to him under this Schedule.
2Before the release of any such person from prison, the Prison Commissioners shall cause to be given to him a notice (in this Schedule referred to as a notice of supervision) giving the name and address of the person '(being an officer of the Society or a probation officer) who is to be his supervising officer in the first instance, and specifying any requirements, including the requirement to keep in touch with that officer, with which he has to comply while under supervision ; and a notice given to any person under this paragraph shall contain a statement that it is given to him as falling within a specified class of the persons to whom section twenty of this Act for the time being applies.
3At any time during the period for which a person is subject to supervision under this Schedule (in this Schedule referred to as the period of supervision) his supervising officer may be replaced by another supervising officer (being an officer of the Society or a probation officer) named in a notice in writing given to the person under supervision by his then supervising officer or by any other person qualified to be named as his supervising officer ; and any such notice shall specify the address of the new supervising officer and the date from which he is to act as such.
4The Prison Commissioners may, by notice in writing served on the Society at any time during the period of supervision—
(a)discharge from supervision any person to whom a notice of supervision has been given ; or
(b)cancel or modify any of the requirements specified in such a notice in pursuance of sub-paragraph (b) of paragraph 1 of this Schedule ;
and where a notice is served under this paragraph in respect of any person it shall be the duty of the Society to inform that person of the terms of the notice.