1(1)A rehabilitation order may, in addition to applying to any building to which section 114 of this Act applies, be made to apply to—
(a)any other building comprised in the clearance area,
(b)any land or building which is not comprised in the clearance area but which is subject to the same compulsory purchase order or, as the case may be, has (since being included in the clearance area) been acquired by the authority by agreement under section 43(2) of the Act of 1957, and
(c)any land or building to which the provisions of Part III of the Act of 1957 apply by virtue of section 49 of that Act.
(2)Where, by virtue of this Schedule, a local authority are freed from the duty to demolish a house which was included in a clearance area as being unfit for human habitation, the authority shall take such steps as are necessary—
(a)to bring the building up to the full standard, or
(b)where the building is not vested in the authority, to ensure that it is brought up to that standard.
(3)A local authority may, for the purpose of section 114 of this Act, accept undertakings from the owner of a building, or any other person who has or will have an interest in the building, and in particular undertakings concerning the works to be carried out to bring the building up to the full standard, and the time within which the works are to be carried out.