61Crown land
(1)In this section the expression " Crown interest" means an interest belonging to Her Majesty in right of the Crown, or belonging to a government department or held in trust for Her Majesty for the purposes of a government department ; and the expression " private interest " means an interest which is not a Crown interest.
(2)Subject to the following provisions of this section, where there is a Crown interest in any land, the provisions of this Act, other than this section, shall have effect in relation to any private interest as if the Crown interest were a private interest.
(3)Where, in the case of a compulsory acquisition to which Part III of this Act applies, planning permission was granted before the date of service of the notice to treat, and the person who at that date is entitled to the interest in land to which the acquisition relates is, or derives title from a person who was, entitled thereto under a conveyance which—
(a)was granted after the grant of the planning permission, and
(b)was a conveyance of a Crown interest, or a conveyance creating an interest directly out of a Crown interest,
then, notwithstanding subsection (4) of section forty-eight of the principal Act, that permission shall not be disregarded in assessing the compensation payable in respect of the acquisition.