We are a kaitiaki of electricity

New Zealand's electricity regulator

Guidance for distributors to support security of supply

The Electricity Authority Te Mana Hiko has created two quick reference guides to assist distributors with the process of submitting difference bids for control…

Power Innovation Pathway Day sparks collaboration on electricity innovation and regulation

The Electricity Authority brought innovators, regulators and industry under one roof this week for the Power Innovation Pathway Day. The event aimed to identif…

Investigations into alleged breaches by South Pacific Energy

The Electricity Authority Te Mana Hiko has opened two investigations into alleged breaches of the Electricity Industry Participation Code 2010 by South Pacific…

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