Queensland Consolidated Acts(1) This section applies if--
(a) a purchaser entered upon the purchase of a proposed lot under an instrument relating to the sale of the proposed lot (the "instrument"); and
(b) the vendor has not given the purchaser a registrable instrument of transfer for the lot within 31/2 years after the day the instrument was made.
(2) The purchaser may avoid the instrument by written notice given to the vendor before the vendor gives the purchaser the registrable instrument of transfer for the proposed lot.