S. 3 tax not triggered until consideration paid
Completion of a transaction occurs when the value of the consideration called for in the agreement is satisfied. Clause 3 (1)(g) reflects this indicator of completion of an agreement, and in effect suspends section 3 tax being levied on a purchaser or assignee until such time, if ever, as the conditions at 3(1)(g)(i) and (ii) cease to exist. …
For example, A and B execute an agreement in which A agrees to sell and B agrees to buy an interest in land. … The consideration is the assumption of an existing mortgage and payment of cash. Fifteen days following the execution of the agreement B assigns his/her rights in the agreement to C in return for cash… .
B would not be subject to tax under section 3 of the Act. This is due to the fact that the provisions in subclauses 3(1)(g)(i) and (ii), respectively, being the value of the consideration specified in the agreement has not been paid to or for the benefit of the transferor and the liability for the value of the consideration specified in the agreement has not been assumed by or on behalf of the transferee have not been fulfilled.
...Back to Back agreements of purchase and sale
In some instances A will enter into an agreement of purchase and sale of land with B. ... B then enters into an agreement of purchase and sale for the same land with C. The completion date of this agreement is the same as the completion date in the agreement between A and B. ...
Administrative concession
...[A]s an administrative matter, the ministry has stated that, provided the two agreements are completed at the same time or within moments of one another, it will not raise an assessment against B for the tax incurred under section 3 of the Act.