(1)An authorised person may enter any land to survey it, or estimate its value, in connection with a claim for compensation under this Part for any damage to that land or any other land.
(2)In this section “authorised person” means—
(a)an officer of the Valuation Office of His Majesty’s Revenue and Customs, or
(b)a person authorised in writing by the Welsh Ministers.
(3)The power to survey land under this section includes power to search and bore to determine the nature of the subsoil or the presence of minerals.