Airspace Surveillance and Control Command (hereafter ASCC) - is a branch of the Lithuanian Air Force responsible for surveillance and control the airspace of Lithuania. While implementing Resolution of the Parliament Republic of Lithuania concerning Principal Structure of the Lithuanian Armed Forces and Armed Forces’ development plans, the Lithuanian military have expanded and increased defence capabilities. Therefore, the Air Surveillance and Control Command has also evolved. Presently, five radar posts have been established to monitor Lithuanian air space. ASCC cooperates with governmental enterprise "Air Navigation", Governmental Board Security Service and other institution.