Canada's Air Force supports a wide variety of domestic and international operations. It also provides support to naval and land defence policy objectives by providing an operationally ready, multi-purpose, and combat capable force.
Its roles include:
Protecting Canadian sovereignty and airspace
Assisting other government departments in times of emergency or disaster
Contributing to the collective defence of North America in co-operation with the armed forces of the United States under NORAD
Supporting Canadian interests abroad, a task that may include providing forces for UN, NATO, and other multilateral contingency operations, peacekeeping, and humanitarian assistance
Assisting other government departments in enforcing Canadian law; and
Providing a national air search and rescue capability