June 9, 2025
National Day of Remembrance for Victims of Terrorism
As per the Rules for Half-masting the National Flag of Canada (Section 11), the flag on the Peace Tower in Ottawa and on all Government of Canada buildings and establishments across the country will be flown at half-mast from sunrise to sunset on June 23, 2025, to mark this day.
State Ceremonial and Protocol
Department of Canadian Heritage, Government of Canada