Chris Luxon has shot down ACT's wish for a Treaty referendum, but there's suggestions there could be a consolation prize.

The Prime Minister-elect says it would be divisive and unhelpful.

He's in negotiations with ACT and New Zealand First, who need to combine to govern.

Former National Treaty Negotiations Minister Chris Finlayson says there is a case for looking at the Treaty of Waitangi Act.

"The tribunal's coming up to 50 years old- so what's the role of the tribunal in the future once it's dealt with historical grievances?"

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