It's that honesty and integrity and selfless advocacy that the bench have recognised him for in 2015 when he retired, and they acknowledged his work when he took the case on behalf of the Mangatū Incorporation in Tūranga, which succeeded in the High Court and the Court of Appeal. That case concerned the unfair rating of Māori land under the control of the Mangatū Incorporation, and from those cases, the set of Mangatū principles for fair valuation were created.