Autonomous Councils are constituted for Social, Economic, Educational, Ethnic and Cultural advancement of the ST communities living in Core Areas as well as in Satellite Areas covering many districts of Assam. There are Eight (8) Autonomous Councils presently-
1. Rabha Hasong Autonomous Council
2. Mising Autonomous Council
3. Tiwa Autonomous Council
4. Deori Autonomous Council
5. Thengal Kachari Autonomous Council
6. Sonowal Kachari Autonomous Council
7. Bodo Kachari Welfare Autonomous Council
8. Karbi Welfare Autonomous Council
Autonomous Councils has been provided with executive powers and functions on 34 subjects such as Cottage Industry , Animal Husbandry and Veterinary ,Forest other than reserved forest, Agriculture, Rural Roads and Bridges, Sericulture, Education,(i) Adult Education,(ii) Primary Education,(iii) Up to Higher Secondary including vocational training, Cultural Affairs, Soil conservation, Co-operation, Fisheries, Panchayat & Rural Development, Handloom & Textile, Public Health Engineering-Drinking Water, Minor Irrigation, Social Welfare, Flood Control Schemes for protection of Villages (not of highly technical nature),Sports & Youth Welfare, Weights & Measures, Library services, Museum and Archaeology, Urban Development, Town & Country Planning, Tribal Research, Land & Land Revenue [provided that no allotment or settlement of land shall be made in the Council area without the recommendation of the Executive Council], Publicity & Public Relation, Tourism, Transport, Municipal Board, Improvement Trust, District of Boards & other local-self Government of Village Administration, Tribal Welfare, Market and Fair, Lotteries, Theatres, Dramatic performances & Cinema, Vital Statistics including registration of birth and deaths & Food & Civil Supplies and takes different development related programmes covering these sectors for upliftment of ST peoples in different councils areas.