You stayed in Canada for 183 days or more (the 183-day rule) in the tax year, do not have significant residential ties with Canada, and are not considered a resident of another country under the terms of a tax treaty between Canada and that country
Significant residential ties to Canada include:
a home in Canada
a spouse or common-law partner in Canada
dependants in Canada
Secondary residential ties that may be relevant include:
personal property in Canada, such as a car or furniture
social ties in Canada, such as memberships in Canadian recreational or religious organizations
economic ties in Canada, such as Canadian bank accounts or credit cards
a Canadian driver's licence
a Canadian passport
health insurance with a Canadian province or territory