We are a kaitiaki of electricity

New Zealand's electricity regulator

Seeking feedback on 14 January 2025 under-frequency event

We are seeking feedback from market participants who may have been substantially affected by an under-frequency event on 14 January 2025.

New dashboard tracks thermal fuels availability

We have created a new thermal fuel dashboard to track the availability of thermal fuel (gas, solid fuel and diesel) for electricity generation. The data will …

Prime Energy customers transferred to new retailers

All customers of defaulted retailer Prime Energy Ltd have transferred to another retailer. The small retailer had entered into a default on 2 May 2025.

Our projects
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Future security and resilience

Ensuring our electricity system remains secure and resilient for New Zealand's low-emissions energy transition.

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Submissions open until 17 June 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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Over-the-counter market

Improving the operation and efficiency of the over-the-counter market.

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Submissions open until 26 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