https://www.canada.ca/en/immigration-refugees-citizenship/news/2020/03/canada-provides-update-on-exemptions-to-travel-restrictions-to-protect-canadians-and-support-the-economy.htmlLink please?
Note that on arrival you will be expected to 14 day self isolate. Also apart from fact ailines are cutting schedules and staff , businesses are gradually shutting down for next few months so not a great time for immigration unless have immeditae family members who can support initial arrival