May 18

Flags are flown at half-mast from sunrise to sunset for the day of the funeral of Sergeant Mueller. 

April 28

Flags are flown at half-mast for The Day of Mourning for Persons Killed or Injured in the Workplace.

April 9

Flags are flown at half-mast for the Battle of Vimy Ridge Day.

February 14

Flags are flown at half-mast from sunrise to sunset for the day of the funeral for former mayor of Mississauga Hazel McCallion.

January 15–30

Flags are flown at half-mast from January 15 until sunset on the day of the funeral or memorial service of former Lieutenant Governor of Ontario Honourable David C. Onley. Onley passed away on January 14.

January 4

Flags are flown at half-mast from sunrise to sunset for the funeral of OPP Constable Grzegorz Pierzchala. Pierzchala passed away on December 27.