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?

Toy Safety Week 2026

It’s Toy Safety Week – an important reminder to pause and check the toys that our tamariki play with are safe. Find out more including how we investigate and enforce product safety issues.
Regulating development levies

The Government has confirmed the Commerce Commission as the independent regulator of the new development levies system. This will help ensure greater transparency and fairness in levy decisions, while building trust and confidence among councils, developers and communities.
Not yet time for Tiaki Wai price control

Commerce Commission Chair John Small has written an op-ed, first published in The Post, covering our regulatory approach to Tiaki Wai and touching on impending performance requirements.
Enforcement and compliance priorities

We've published our enforcement and compliance priorities for the year ahead. These set out the key behaviours and practices we’ll focus on to strengthen competition and improve value and choice for New Zealanders.

Latest news

28 Oct 2026

Comhla Vet Limited seeks clearance to acquire Veterinaryfirst Limited

The Commerce Commission has received a clearance application from Comhla Vet Limited (Comhla Vet) seeking clearance for it to acquire 100% of the shares of Veterinaryfirst Limited (Vet First).
27 Oct 2026

Commerce Commission to enforce new safety checks on sand products for children

New mandatory testing of sand products will help keep children safe from asbestos, giving parents and caregivers greater peace of mind.
27 Oct 2026

Commission recommends removing outdated mobile tower-sharing rules

The Commerce Commission has recommended removing outdated mobile tower-sharing rules that are no longer needed, after mobile operators sold their towers to specialist tower companies.
22 Oct 2026

Commission cuts commercial card fees to save businesses $40 million a year

The Commerce Commission has decided to cap interchange fees on Mastercard and Visa commercial credit cards, further reducing local businesses’ costs by around $40 million a year.