Report Brief summarizing our research report: "An assessment of the effectiveness of anti-corruption institutions in New Zealand in deterring, detecting and exposing corruption." This research forms part of our National Integrity System Assessment work programme.

The latest Corruption Perceptions Index (CPI) scores for 2023 shows New Zealand once again has a stellar record when it comes to perceived low corruption. But for the second year, its CPI ranking dropped; what are the challenges to the perception of corruption in New Zealand?

New Zealand is ranked second equal with Finland in the latest Corruption Perceptions Index. Denmark is now clearly at the top of the ranking with New Zealand’s score dropping one point to 87 while Denmark improved by 2 points, scoring 90. This is only the third time since 2006 where New Zealand has not ranked first or first equal in the annual index.

New Zealand is ranked second equal with Finland in the latest Corruption Perceptions Index, Denmark is now clearly at the top of the ranking. New Zealand’s score dropped one point to 87 while Denmark improved by 2 points scoring 90.

The CPI is a globally comprehensive measure through its near universal coverage. However, international comparisons bring limitations in local and regional specificity. Here is an analysis of selected groups of countries.

New Zealand remains on top of the annual Corruptions Perception Index. Here are details from our perspective.