If you supported your wife, at any time in the year 2021, and their net income (line 23600 of their return, or the amount it would be if they filed a return) was less than your basic personal amount (or your basic personal amount plus $2,273, if they were dependent on you because of an impairment in physical or mental functions), you can claim the spousal or common-law partner amount.
You might also be eligible for other tax credits if they are applicable to your situations such as age amount, medical expenses tax credit, etc. Find out more about these tax credit amounts on the CRA website.
Please note that Both of you cannot claim this amount for each other for the same year.
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