This Part of this Act shall apply in relation to any compulsory purchase to which Part II of the Acquisition of Land Act 1981, or Schedule 1 to that Act, applies, and in this Part of this Act—
(a) "the Acquisition of Land Act" means that Act,
(b) "compulsory purchase order" has the same meaning as in that Act.
In construing this Part of this Act the enactment under which the purchase is authorised and the compulsory purchase order ... shall be deemed to be the special Act.
In this Part of this Act, unless the context otherwise requires.—
"acquiring authority" means the person authorised by the compulsory purchase order ... to purchase the land;
"land" includes anything falling within any definition of that expression in the enactment under which the purchase is authorised;
"lease" includes an agreement for a lease;
"notice to treat" has the meaning given by section 5 of this Act;
"subject to compulsory purchase", in relation to land, means land the compulsory purchase of which is authorised by the compulsory purchase order.
In this Part of this Act "the works" or "the undertaking" means the works or undertaking, of whatever nature, authorised to be executed by the special Act.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Where under this Act any notice is to be given to the owner of any land or where any act is authorised or required to be done with the consent of any such owner, the word "owner" shall, unless the context otherwise requires, mean any person having power to sell and convey the land to the acquiring authority.