These reports are based on the Commission’s analysis of the information disclosures (ID) provided by fuel companies each quarter, and provide snapshots of the competitive performance of engine fuel markets in New Zealand.

Over time, the Commission expects to build a more robust picture of their performance as more data becomes available under ID.

Quarterly reports

July 2023 to September 2023

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Quarterly fuel monitoring report (Quarter ending 30 September 2023) PDF (1 MB)

April 2023 to June 2023

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Quarterly fuel monitoring report (Quarter ending 30 June 2023) PDF (5 MB)

January 2023 to March 2023

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Quarterly fuel monitoring report (Quarter ending 31 March 2023) PDF (2 MB)

October 2022 to December 2022

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Quarterly fuel monitoring report (Quarter ending 31 December 2022) PDF (4 MB)

July 2022 to September 2022

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Quarterly fuel monitoring report (Quarter ending 30 September 2022) PDF (6 MB)

April 2022 to June 2022

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Quarterly fuel monitoring report (Quarter ending 30 June 2022) PDF (2 MB)