Te Komihana Tauhokohoko Commerce Commission
Making New Zealanders better off because markets work well and consumers and businesses are confident market participants.
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Annual Report 2024-25
We’ve published our Annual Report highlighting our key activities, progress against our strategic priorities and impact over the past 12 months.
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Merger reform updates
We will be consulting on proposed changes to our processes and guidance. Sign up to be notified of opportunities to have your say.
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Stable pricing approach for gas pipelines
We’ve released a draft decision on the revenue limits and quality standards for regulated gas pipeline businesses for the five-year period starting 1 October 2026.
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Sign up to receive news and updates from the Commerce Commission, including our monthly organisation-wide newsletter Competition Matters.
Latest news
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04 Dec 2025
High Court finds certain Bachcare terms unfair following Commerce Commission action
The High Court has declared some of Bachcare’s terms for booking properties were unfair, following proceedings brought by the Commerce Commission. -
03 Dec 2025
Statement of Unresolved Issues released for Kegstar’s proposed acquisition of Konvoy
The Commerce Commission has published a Statement of Unresolved Issues relating to an application from Kegstar New Zealand Limited. -
01 Dec 2025
One NZ ordered to pay $1.1 million for breaching 111 obligations
Following action by the Commerce Commission, One NZ has been ordered to pay a penalty of $1.1 million by the High Court after admitting to ten breaches of the 111 Contact Code (the Code). -
28 Nov 2025
Westpac NZ penalised $3.64 million for not being a responsible lender
System design called ‘foreseeably deficient’.
Latest publications
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Westpac Settlement Agreement – 22 August 2025PDF - 10 MB | Published on 15 December 2025
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USI MCP – Overview Document – August 2025PDF - 1 MB | Published on 15 December 2025
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USI MCP – Attachment 11 – CEO certification – August 2025PDF - 492 KB | Published on 15 December 2025
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USI MCP – Attachment 10 – Power Systems Analysis Report – August 2025PDF - 1.6 MB | Published on 15 December 2025
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USI MCP – Attachment 9 – Indicative Pricing Impacts – August 2025PDF - 843 KB | Published on 15 December 2025