The Swiss Air Force uses Sion as one of their four jetfighter air bases, the others being Payerne, Meiringen and Emmen. It is known as Flugplatzkommando 14 Sion. In addition to the prop-types Pilatus PC-6, Pilatus PC-7, Pilatus PC-9 and Pilatus PC-21 as well as helicopters it uses Sion intensively with the fighter jets F/A- 18 and F-5 Tiger. It is the home base of the militia pilot sqd., Sqd.19 Swans with F-5E and Sqd.16 Dragons with F-5F.Sion is equipped with a wiresystem for tailhooklandings for the F/A-18 and F-5E. The motorway A9 is build in a way that it can be used as runway for military aircaft if needet. Because of the redimenson of the Swiss Air Force it is planned that the Air Force will leave Sion after 2016 and Sion will be used only from civil avation.