By services, 22 July, 2022 30 October 1987 Income Tax Severed Letter 5-3853 F - [Régimes de prestations aux employés]
By services, 22 July, 2022 11 January 1990 Income Tax Severed Letter AC58655 - Impact of Ontario Manufacturing and Processing Deduction on Investment Tax Credit
By services, 22 July, 2022 21 December 1989 Income Tax Severed Letter AC57001 - Foreign Affiliate - Change of Control
