Masks required currently.
Vaccine in the works.
Provincial rules apply.
Alberta/Saskatchewan not currently restricted.
Vaccine Passports in BC, MB, ONT, QC.
Not sure about eastern Canada.
sauce.
https://www.forbes.com/sites/sandramacgregor/2021/08/18/canada-to-make-proof-of-vaccination-mandatory-for-air-and-train-travel/?sh=2a735d9bd465