The Airport Health Organization (APHO), Tiruchirapalli is a subordinate office under control of Directorate General of Health Services, Ministry of Health & Family Welfare. It is primarily responsible for discharge of functions as enjoined upon the Airport Health Officer under the provisions of the Indian Aircraft (Public Health) Rules, 1954 [framed under the Indian Aircraft Act 1934 (XXII of 1934)]. It was set up in 1949 with the purpose of implementing the international Aircraft Health Rules in order to prevent the spread of epidemic diseases like plague, Yellow fever & Cholera. This organization is a subordinate organization to The Directorate General of Health Services.