Canadian Forces Base Trenton (also CFB Trenton), is a Canadian Forces base located northeast of Trenton, Ontario. It is operated as an air force base by the Royal Canadian Air Force (RCAF) and is the hub for air transport operations in Canada and abroad. Its primary RCAF lodger unit is 8 Wing, commonly referred to as 8 Wing Trenton. The airport is classified as an airport of entry by NAV CANADA and is staffed by the Canada Border Services Agency. The use of the airport for civilian aircraft is permitted for emergencies or MEDEVACs only.