In this Division, "owner" in relation to land that contains a swimming pool or spa means—
(a) in the case of a swimming pool or spa contained on land being purchased under a terms contract (within the meaning of the Sale of Land Act 1962 ) under which the purchaser has become entitled to possession or to the receipt of the rents and profits, the purchaser of that land; and
(b) in the case of a swimming pool or spa contained on any other land, the owner of that land.