Te Komihana Tauhokohoko Commerce Commission

Making New Zealanders better off because markets work well and consumers and businesses are confident market participants.

Think a business or person isn’t complying with one of the laws we enforce?

New revenue limits for gas pipeline businesses

We’ve confirmed the revenue limits for regulated gas pipeline companies through to 2031, keeping price increases moderate for most households to 2031.
State of Competition report released

Our first State of Competition report reveals a mixed picture, with competition remaining broadly stable overall but with growing pressures in other parts of the economy.
Scrutiny on fuel companies

We’ve increased our monitoring and scrutiny of petrol pump prices in response to higher and more volatile wholesale prices. Read our regular reports.
Annual Grocery Report

We’ve released our third annual grocery report, providing an updated view of competition in the market, including market structure, consumer outcomes, and the impact of regulatory measures since the Grocery Market Study.

Latest news

04 Jun 2026

ComCom proposes new interchange fee caps to save businesses $40million

The Commerce Commission has today released its draft decision to introduce caps on interchange fees for Mastercard and Visa commercial credit cards. The Commission considers capping these fees will drive a more fair and efficient payments system.
04 Jun 2026

Commission grants clearance to Beijer Ref to acquire Refspecs

The Commerce Commission has granted clearance for Beijer Ref Holdings Limited (Beijer Ref) to acquire 100% of the shares in Refrigeration Specialities Limited (Refspecs).
03 Jun 2026

ComCom to take BP to court over pricing errors and discounts

The Commerce Commission will be filing charges against BP Oil New Zealand Ltd (BP) under the Fair Trading Act for allegations the company failed to give customers discounts they were entitled to, and charged incorrect prices at BP Connect Service Stations.
02 Jun 2026

ComCom releases state of grocery competition report

The Commerce Commission has released its third Annual Grocery Report and second supplier survey report, providing a temperature check of grocery competition and supplier sentiment.