8.6. The exemption, rebate or refund provided for in sections 8.3 and 8.5 apply also to the spouse of an individual referred to in any of subparagraphs 2 and 4 to 16 of the second paragraph of section 8.2 if the spouse1° is registered with the Ministère des Relations internationales, if the spouse is the spouse of an individual referred to in that subparagraph 2;
2° is not a Canadian citizen;
3° is not a permanent resident; and
4° is not performing the duties of an office or employment in Canada anda) for the purposes of section 8.3, is not engaged in a business in Canada, and
b) for the purposes of section 8.5, is not performing a professional or commercial activity in Canada.