New Zealand’s electricity market regulator

Working for an electricity system that benefits all New Zealanders

Code amendment omnibus #7 decision: Improving undercharging requirements and clarifying retail tariff plans

The Authority has made decisions to assist the smooth implementation of electricity billing and product data obligations that come into force shortly and will …

Authority to progress Standardised Demand Flexibility Product recommendations

The Electricity Authority Te Mana Hiko has welcomed the recent report by the Standardised Demand Flexibility Product Co-design Group and endorsed the products …

New publication of standardised super-peak trading data from market making sessions

The Electricity Authority has published a new dataset of prices and traded volumes from the fortnightly market making sessions of standardised super-peak hedge…

Our projects

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Improving consumer choice

Supporting consumer information, comparison and switching initiatives.

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Submissions open until 8 October 2026

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Managing peak electricity demand

How to better manage risks to electricity supply during peak demand periods.

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Submissions open until 22 October 2026

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Network connections

Improving the efficiency of connecting to the distribution network and upgrading existing connections.

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Submissions open until 6 October 2026

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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