Tamil Nadu State AIDS project cell was formed in 1993. In 1994 , it was registered as a Society under the societies act as Tamil Nadu state AIDS Control society ( TANSACS ) , the first of its kind for the nation . The State Health secretary is the President of the society and IAS officer is the Member Secretary and Project Director of the society . 

TANSACS fully funded by the National AIDS Control organization ( NACO ) which is a division of the Ministry of Health and Family Welfare of the Central Government of India . The Programs of TANSACS are governed by the guidelines of National AIDS Control Program ( NACP ) , which is in its fourth phase . At the district level the programs and oversight to the interventions are provided by the District AIDS Prevention Control units ( DAPCU ).