12U.K.In Schedule 19 (commencement and transitional provisions), in paragraph 3 (contract entered into before first relevant date), for paragraph (c) of sub-paragraph (3) substitute—
“(c)if on or after that date there is an assignment, subsale or other transaction (relating to the whole or part of the subject-matter of the contract) as a result of which a person other than the purchaser under the contract becomes entitled to call for a conveyance to him.”.