"7(6) Where in the case of a flat there are at any time two or more separate leases, with the same landlord and the same tenant, and - (a) the property comprised in one of those leases consists of either the flat or a part of it in either case with or without any appurtenant property), and (b) the property comprised in every other lease consists of either a part of the flat (with or without any appurtenant property) or appurtenant property only, then in relation to the property comprised in such of those leases as are long leases, this Chapter shall apply as it would if at that time - (i) there were a single lease of the property, and (ii) that lease were a long lease; but this subsection has effect subject to the operation of subsections (3) to (5) in relation to any of the separate leases." "
"1(7) In this section - "appurtenant property", in relation to a flat, means any garage, outhouse, garden, yard or appurtenances belonging to, or usually enjoyed with, the flat; "
"101(1) In this Part ....... "flat" means a separate set of premises (whether or not on the same floor) - (a) which forms part of a building, and (b) which is constructed or adapted for use for the purposes of a dwelling, and (c) either the whole or a material part of which lies above or below some other part of the building; ..."
"62(2) Subject to subsection (3), references in this Chapter to a flat, in relation to a claim by a tenant under this Chapter, include any garage, outhouse, garden, yard and appurtenances belonging to, or usually enjoyed with, the flat and let to the tenant with the flat on the relevant date (or, in a case where an application is made under section 50(1), on the date of the making of the application)."
"..no case has been cited to us in which the word "appurtenances" has ever been extended to include land, as meaning a corporeal hereditament, which does not fall within the curtilage of the yard of the house itself, that is, not within the parcel of the demise of the house."