The Full Form of BTAD is Bodoland Territorial Area Districts.

Bodoland, (also Boroland), officially the Bodoland Territorial Region, is an autonomous region in lower Assam in Northeast India. It made up of four districts on the north bank of the Brahmaputra river, by the foothills of Bhutan and Arunachal Pradesh. It is administered by an elected body known as the Bodoland Territorial Council which came into existence under the terms of a peace agreement signed in February 2003 and its autonomy was further extended by an agreement signed in January 2020. The region covers an area of over eight thousand square kilometres and is predominantly inhabited by the Bodo people and other indigenous communities of Assam.