You are eligible for the Canada workers benefit (CWB) if you:
- earn working income
- are a resident of Canada for income tax purposes throughout the year
- are 19 years of age or older on December 31, or you live with your spouse or common-law partner or your child
You are not eligible for the CWB if you:
- are enrolled as a full-time student at a designated educational institution for more than 13 weeks in the year unless, on December 31, you have an eligible dependant.
- are confined to a prison or similar institution for a period of at least 90 days during the year
- do not have to pay tax in Canada because you are an officer or servant of another country, such as a diplomat, or you are a family member or employee of that person.
For more information, you can go to the link below:
https://www.canada.ca/en/revenue-agency/services/child-family-benefits/canada-workers-benefit.html