By services, 18 January, 2022 20 April 1990 Administrative Letter 59476 F - General Anti-avoidance Provision
By services, 18 January, 2022 28 May 1990 Administrative Letter 59636 F - Definition of "Qualified Farm Property"
By services, 18 January, 2022 24 November 1989 Administrative Letter 58996 F - Acquisition of Control
By services, 18 January, 2022 29 October 1991 Administrative Letter 911956 F - Deduction of Advanced Income Tax Ruling Costs
By services, 18 January, 2022 19 June 1989 Administrative Letter 58216 F - Approval of Scientific Research Organizations
By services, 18 January, 2022 17 January 1990 Administrative Letter 74386 - Déduction pour emploi à l'étranger
By services, 18 January, 2022 24 October 1991 Administrative Letter 912266 F - Deduction of Convention Expenses
By services, 18 January, 2022 31 January 1990 Administrative Letter 90M01156 F - Request For Information From New Zealand
By services, 18 January, 2022 27 August 1990 Administrative Letter 901776 F - Non-profit Organizations
By services, 18 January, 2022 5 September 1990 Administrative Letter 901136 F - Canadian Investment Income
