By services, 22 July, 2022 25 November 1988 Income Tax Severed Letter 7-3422 - [Investment Tax Credits]
By services, 22 July, 2022 24 July 1990 Income Tax Severed Letter ACF3769 - T4 Information Returns on Magnetic Media
By services, 22 July, 2022 15 February 1989 Income Tax Severed Letter 5-7241 F - [Déduction pour gains en capital Paragraphe 110.6(1) et 110.6(2.1) L.I.R.]
By services, 22 July, 2022 6 November 1989 Income Tax Severed Letter ACC8449 - Payments to Foster Parents
