Question: how much tax should be deducted ontario?
Answer: 5.05% on the first $44,740 of taxable income. 9.15% on portion of taxable income over $44,740 up-to $89,482. 11.16% on portion of taxable income over $89,482 up-to $150,000. 12.16% on portion of taxable income over $150,000 up-to $220,000.