783. Meaning of 'landlord by purchase' for the purposes of Case 9.

For the purpose of the limitation by reference to the date of purchase where premises are required as a residence for the landlord or certain relatives of his1, the relevant date is the date of purchase, not the date when the landlord became landlord. 'Purchase', for these purposes, means the date of a binding contract to purchase rather than the date of completion2, and is used in its ordinary meaning and not in the technical conveyancing sense3. Thus a person taking a grant of a lease without paying any premium subject to the tenancy does not become landlord by