Naval Air Station Keflavik of the airport was assumed by Military Air Transport Service (MATS). MATS re-established a military air terminal and refueling point for trans-Atlantic air service between the United States and Europe at Keflavik. MATS (later MAC and Air Mobility Command) units remained at the airport until the withdrawal of United States military units from Iceland in 2006. During 1947–51, while the base was operated by a US civilian contractor company most of the World War II temporary structures were left empty and became badly deteriorated. The airfield complex, one of the largest in the world during the war, also required upgrading
Chennai International Airport near Pallavaram to which, passenger operations were shifted. The new domestic terminal was commissioned in 1985 and the international terminal was commissioned in 1989. The old terminal building is now used as a cargo terminal and is the base for the Indian courier company Blue Dart. On 23 September 1999, a centre for flowers, fruits and vegetables was commissioned at the cargo terminal. The new international departure terminal was commissioned in 2003. In 2001, Chennai Airport became the first international airport in the country to receive ISO 9001-2000 certification. During the early days, Madras Airport was one of the largest