10. Income Taxes: Schedule of Deferred Tax Assets and Liabilities (Tables)

12 Months Ended

May 31, 2024

Tables/Schedules

Schedule of Deferred Tax Assets and Liabilities

	2024	2023
Deferred tax assets:
Allowance for doubtful receivables	$6,200	$6,200
Tax inventory adjustment	57,300	84,300
Allowance for obsolete inventory	188,100	273,200
Accrued vacation	163,000	136,600
Accrued commissions	-	9,800
Warranty reserve	100,700	62,700
R&D tax credit	-	-
R&D capitalization	1,479,800	678,500
Stock options issued for services	181,200	331,300
	2,176,300	1,582,600
Deferred tax liabilities:
Excess tax depreciation	(1,163,685)	(1,013,985)
Net deferred tax assets	$1,012,615	$568,615