Income Taxes (Tables)

12 Months Ended

Mar. 31, 2022

Major components of tax expense (income) [abstract]

Disclosure of difference between tax expenses for the years and the expected income taxes based on the statutory rate [Table Text Block]

	For the year ended
		March 31, 2022			March 31, 2021			March 31, 2020
Combined statutory tax rate		27.00%			27.00%			27.00%
Expected income tax expense (recovery)	$	(4,052,678	)	$	(2,115,924	)	$	(1,389,411	)
Items not deductible for tax purposes		1,671,157			706,127			378,391
Difference in tax rate in other jurisdictions		(216,059	)		(107,357	)		(68,861	)
Effect of change in tax rates		-			-			(31	)
Expiry of loss carryforwards		-			-			40,079
Unrecognized (recognized) loss carryforwards		2,597,580			1,517,154			1,039,833
Deferred income tax expense (recovery)	$	-		$	-		$	-

Disclosure of effect of the temporary differences giving rise to the deferred income tax assets [Table Text Block]

		As at
Deferred income tax assets		March 31, 2022			March 31, 2021
Non-capital loss carry-forwards	$	8,625,123		$	7,247,214
Investment in subsidiary		100,654			100,013
Accounts receivable, inventory, and promissory note receivable		215,539			(696,950	)
Capital assets		149,810			223,078
Right of use assets and lease liabilities		5,649			15,360
Warranty provision		307,571			268,129
Other carryforward balances		2,315			2,301
Share issue costs		567,382			748,965
Unrecognized deferred tax assets		(9,974,043	)		(7,908,110	)
Net deferred income tax asset (liability)	$	-		$	-