11(1)A chargeable transaction is a higher rates residential property transaction if—
(a)it falls within sub-paragraph (2), and
(b)paragraph 13 or 15 applies.
(2)A transaction falls within this sub-paragraph if—
(a)the buyer is an individual, and
(b)the main subject-matter of the transaction consists of a major interest in two or more dwellings (“the purchased dwellings”).
(3)In this Part of this Schedule, “purchased dwellings” has the meaning given by sub-paragraph (2)(b).
(4)Where paragraph 18 applies, an intermediate transaction (within the meaning given by that paragraph) is to be treated as a higher rates residential property transaction.
(5)A transaction within section 72(9) is not a higher rates residential property transaction save where Schedule 13 applies (see in particular paragraph 6(6) of that Schedule).