(2) the individual’s other income, if(a) the individual is required to reside in Canada owing to the individual’s duties;
(b) the individual is not performing the duties of an office or employment in Canada other than the individual’s functions with the organization;
(c) the individual is not engaged in a business in Canada; and
(d) immediately before entering upon the individual’s duties with the organization, the individual met the condition referred to in subparagraph a of paragraph 6 of section 8.3 or the conditions referred to in subparagraph b of that paragraph.