By services, 18 January, 2022 3 November 1989 Ruling 58683 F - Retirement Compensation Arrangement - Calculation of Refundable Tax
By services, 18 January, 2022 13 August 1991 Ruling 912111 F - Professional Artists Employment Status
By services, 18 January, 2022 30 August 1990 Ruling 900443 F - Deductibility of Utility Service Connection Cost
By services, 18 January, 2022 2 February 1990 Ruling I-3500 F - Compliance Research Projects #90.1 and 90.2
