(1)No survey under sections 27 to 32 of the 1949 Act, or review under section 33 of that Act, shall be begun after the commencement date; and where on that date a surveying authority have not completed such a survey or review begun earlier, the Secretary of State may, after consultation with the authority, direct the authority—
(a)to complete the survey or review; or
(b)to abandon the survey or review to such extent as may be specified in the direction.
(2)Where such a survey or review so begun is abandoned, the Secretary of State shall give such notice of the abandonment as appears to him requisite.
(3)Where, in relation to any area, no such survey has been so begun or such a survey so begun is abandoned, the surveying authority shall prepare for that area a map and statement such that, when they have been modified in accordance with the provisions of this Part, they will serve as the definitive map and statement for that area.
(4)Where such a survey so begun is abandoned after a draft map and statement have been prepared and the period for making representations or objections has expired, the authority shall by order modify the map and statement prepared under subsection (3) so as—
(a)to give effect to any determination or decision of the authority under section 29(3) or (4) of the 1949 Act in respect of which either there is no right of appeal or no notice of appeal has been duly served;
(b)to give effect to any decision of the Secretary of State under section 29(6) of that Act; and
(c)to show any particulars shown in the draft map and statement with respect to which no representation or objection has been duly made, or in relation to which all such representations or objections had been withdrawn.
(5)Where such a review so begun is abandoned after a draft map and statement have been prepared and the period for making representations or objections has expired, the authority shall by order modify the map and statement under review so as—
(a)to give effect to any decision of the Secretary of State under paragraph 4(4) of Part II of Schedule 3 to the 1968 Act; and
(b)to show any particulars shown in the draft map and statement but not in the map and statement under review, and to omit any particulars shown in the map and statement under review but not in the draft map and statement, being (in either case) particulars with respect to which no representation or objection has been duly made, or in relation to which all such representations or objections have been withdrawn.
(6)Orders under subsection (4) or (5) shall take effect on their being made.