Te Rūnanga o Ngāi Tahu (TRoNT) is the governance entity of Ngāi Tahu, following the Treaty of Waitangi settlement between the and the New Zealand Government under Ngāi Tahu Claims Settlement Act 1998. It is also a mandated organisation under the Māori Fisheries Act 2004, an aquaculture organisation under the Māori Commercial Aquaculture Claims Settlement Act 2004, an authority under the Resource Management Act 1991 and a Tūhono organisation. It also represents Ngāi Tahu Whānui, the collective of including Waitaha, Ngāti Māmoe, and Ngāi Tahu, including, Ngāti Kurī, Ngāti Irakehu, Ngāti Huirapa, Ngāi Tūāhuriri, and Ngāi Te Ruahikihiki, under Te Rūnanga o Ngāi Tahu Act 1996.