4. Part 1 (compulsory purchase under Acquisition of Land Act 1946) of the 1965 Act, as applied by article 18 (application of Part 1 of the 1965 Act) to the acquisition of land under article 17 (power to acquire land), applies to the compulsory acquisition of a right by the creation of a new right, or to the imposition of a restrictive covenant, under article 20(1), (2) or (3) (power to acquire new rights)—
(a)with the modification specified in paragraph 5; and
(b)with such other modifications as may be necessary.