68. (1) The Agency may, subject to subsection (2) enter on and take possession of land to be acquired under this Part at any time after the making of an acquisition order and before the latter of either of the following occurring—

(a) determination of compensation under section 69, or

(b) the making of a compulsory transfer order.

(2) The Agency shall not enter on or take possession of land under this section without giving the occupier and, if the occupier is not the owner of the land, the owner at least 14 days’ notice in writing of its intention to do so.