A non-refundable tax credit reduces the amount of tax you pay on your taxable income. You will not get money back from a non-refundable tax credit, but you can use it to offset how much you will pay.
Can you please let us know what is Ontario Non-refundable tax credit you want to claim?
Example :
For more information, please see our TurboTac article link as Non-Refundable Tax Credits
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