Such a "vaccine passport" system could allow for the resumption of mass gatherings like major sporting events and concerts. WATCH: Trudeau discusses the role of vaccine passports in post-pandemic planTrudeau discusses possible role of vaccine passports in post-pandemic plan. 0:57 Prime Minister Justin Trudeau was asked whether the use of vaccine passports would be required post-pandemic. Vaccine passports for air travelTrudeau conceded a vaccine passport program could be implemented for international travel to curb transmission risk. 2:05A senior World Health Organization (WHO) official said this week the body doesn't believe vaccine passports should be used for international travel because of numerous concerns.

Source: CBC News March 12, 2021 19:10 UTC