The Adnyamathanha Traditional Lands Association (Aboriginal Corporation) RNTBC (ATLA) was registered on 12 February 2001.  ATLA is the Registered Native Title Body Corporate (RNTBC) for the Adnyamathanha Native Title.  A RNTBC is also known as a Prescribed Body Corporate or PBC.

ATLA represents Adnyamathanha people in all matters relating to land, culture, heritage and language.  It also manages Adnyamathanha people’s native title rights and interests in 41,000 square kilometres of land in and around the Flinders Ranges.  The corporation’s interests include national parks, Indigenous land use agreements and mining negotiations.