We are a kaitiaki of electricity

New Zealand's electricity regulator

Join our quarterly update: 22 May 2025

We’d like to invite you to our next quarterly update with our Chief Executive, Sarah Gillies, and the team at the Authority. We’ll provide an update on our pri…

Retail power prices and power supply security

From earlier this month, most New Zealanders electricity bills increased to recover costs for power transmission and distribution. This article explains the di…

Two Energy Competition Task Force programme updates

On 11 April 2025, in response to submitter requests for additional time, we extended the closing date for submissions on our Level playing field measures optio…

Our projects
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Energy Competition Task Force

Investigating actions to strengthen the performance of the electricity market for the benefit of all consumers.

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Submissions open until 7 May 2025

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Meeting the future needs of New Zealanders

The electricity system in Aotearoa New Zealand is going through a significant transformation towards a more decentralised future.

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Submissions open until 4 June 2025

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Under-frequency event determinations

Determining the causers of under-frequency events to allocate event charges.

Have your say

Submissions open until 13 May 2025

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Wires
Industry

Setting and enforcing the Code

We set the Electricity Industry Participation Code 2010 - the rules that govern nearly every aspect of New Zealand's electricity industry.

It's each industry participant’s responsibility to comply with industry regulations and the Code, but we're here to support and advise.

We monitor and enforce the rules so that participants operate on a level playing field and consumers are treated fairly.

About the Code

Data and insights

We collect and work with a large amount of energy data and share insights with you.
Data and insights