1.10 The most important factor to be considered in determining whether an individual leaving Canada remains resident in Canada for tax purposes is whether the individual maintains residential ties with Canada while abroad. While the residence status of an individual can only be determined on a case by case basis after taking into consideration all of the relevant facts, generally, unless an individual severs all significant residential ties with Canada upon leaving Canada, the individual will continue to be a factual resident of Canada and subject to Canadian tax on his or her worldwide income.