Canada is one of 54 countries sharing tax information internationally to try to combat international tax evasion. The OECD is also publishing a list of un-cooperative tax havens. Canada is receiving real time data of all international wire transfers greater than $10,000.
"This article provides information of a general nature only. It is only current at the posting date. It is not updated and it may no longer be current. It does not provide legal advice nor can it or should it be relied upon. All tax situations are specific to their facts and will differ from the situations in the articles. If you have specific legal questions you should consult a lawyer."