The only part in the contract I see that refers to any other act besides the Real Estate act is in a box. The box has the "buyer" named and the "seller" named (with addresses). There is a tiny box which is ticked beside RESIDENT OF CANADA and directly under it says "as defined under the Income Tax Act"
Printed copy · Anthology Volume 9, page 1446Printed copy from The Tender For Law Anthology, Volume 9, page 1446 (printed 13 June 2014). Added by this site; not part of the Facebook export.