Where, in pursuance of section 31 of this Act, a local authority have published information indicating that they propose to acquire any land in the exercise of their powers under this Part of this Act, sections 139 to 151 of the [1962 c. 38.] Town and Country Planning Act 1962 (protection of interests in land affected by planning proposals) shall have effect as if—
(a)the land were included in that specified in subsection (1) of section 138 of that Act and its description in the definition of " the specified descriptions " in subsection (5) of that section; and
(b)in section 139(3) of that Act " the relevant date " were defined, in relation to the land, as the date on which the information was first published ;
and section 152 of that Act (no withdrawal of constructive notice to treat) shall have effect accordingly; and section 34 of the [1968 c. 72.] Town and Country Planning Act 1968 (power of mortgagee to serve blight notice) shall apply in relation to the land as it applies in relation to land of the description mentioned in subsection (2) of that section.