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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Watch our Mergers Q&A
We’ve released a video discussion covering changes to our mergers processes and how you can engage with us on these.
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Our enforcement and compliance priorities
In August, we presented our renewed enforcement and compliance priorities for the year ahead and unpacked key cases we've taken since launching those priorities in December 2024.
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Grocery supply code review
We've reviewed the Grocery Supply Code to make sure it’s operating effectively to address the power imbalance between major supermarkets and small suppliers.
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Keep up to date with the Commission
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Latest news
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29 Oct 2025
Commerce Commission releases Mergers Q&A
The Commerce Commission has today released a video Q&A with its Head of Mergers, Sam Holmes, and Mergers Committee Convener, Derek Johnston. -
28 Oct 2025
Godfrey Hirst seeks clearance to acquire Bremworth
The Commerce Commission has received a clearance application from Mohawk Industries, Inc seeking clearance for it, or any interconnected body corporate of Mohawk, to acquire 100% of the shares of Bremworth Limited. -
23 Oct 2025
Cheating the system: Bid-rigging of roading contracts sees firm fined
Country’s first criminal prosecution for cartel conduct sees second company sentenced -
23 Oct 2025
ComCom cuts through confusion in telecommunications pricing
The Commerce Commission has released Product Disclosure – Price and Cost Guidelines to improve the clarity and comparability of pricing information for mobile and broadband services in New Zealand.
Latest publications
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[2025] NZCC 22 Genesis Energy Limited, Contact Energy Limited, Meridian Energy Limited and Mercury NZ Limited – Authorisation Final Determination – 5 November 2025PDF - 1.2 MB | Published on 6 November 2025
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Mobile Termination Access Service Investigation – Draft Recommendations Paper – 5 November 2025PDF - 1.1 MB | Published on 5 November 2025
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Proposed amendment to the input methodologies for electricity distribution businesses (Accounting for shifted revenue) Draft decision reasons paper – 4 November 2025PDF - 752 KB | Published on 4 November 2025
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[Draft] Electricity Distribution Services Input Methodologies (Accounting for shifted revenue) Amendment Determination 2026 – 4 November 2025PDF - 278 KB | Published on 4 November 2025
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One NZ – Submission on Co Location on Mobile Transmission sites draft decision – 21 October 2025PDF - 174 KB | Published on 3 November 2025