The land may be taken under this subdivision only if, for every affected person for the land—
(a) the person—(i) is a party to the resumption agreement; or(ii) is a party to another resumption agreement for a particular interest in the land; or(iii) has given written consent to the land being taken in accordance with the resumption agreement; or
(b) the person’s interest in the land—(i) has been taken under this Act; or(ii) is taken under section 9 immediately before, or when, the land is taken under this subdivision.