Tjiwarl Aboriginal Corporation RNTBC (Tjiwarl AC) is the Prescribed Body Corporate (PBC) for the Tjiwarl Native Title Holders. A determination of native title was made by Justice Mortimer at an on-country sitting of the Federal Court of Australia on 27 April 2017 (published as Keith Narrier & Ors v State of Western Australia & Ors [2016] FCA 1519). As a PBC, Tjiwarl AC represent the Native Title Holders and protect their native title rights and interests.