News

Code amendment omnibus #4 decision

The Electricity Authority Te Mana Hiko is making four discrete amendments to the Electricity Industry Participation Code

Electricity Authority seeking ideas on giving ‘power back to the people’

Empowering and enabling consumers and communities to fully participate in and benefit from a more decentralised electricity system is the focus of a green pape…

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…

Valued Authority member Allan Dawson to step down on 30 April 2025

Allan Dawson has served on the Electricity Authority Te Mana Hiko Board since 2017, and latterly as Deputy Chair. Over this crucial period of change in the Aut…

Security of supply
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Electricity Authority acts quickly to strengthen security of electricity supply ahead of winter

The Authority has changed the rules it oversees to strengthen the security of our electricity supply ahead of winter. An urgent Code amendment, which took effect on 14 March, will give Transpower (as system operator) enhanced information gathering powers to empower it to more effectively manage security of supply risks.

Call for nominations – Electricity Authority Advisory Group vacancies

The Electricity Authority Te Mana Hiko is calling for nominations for the Electricity Authority Advisory Group. The Authority established the group last year t…

Hydro storage limits and why rain matters for electricity

New Zealand has a highly renewable electricity system where hydro generation accounts for more than half of our total electricity generation. This article expl…

Quarterly report to the Minister for Energy, October to December 2024

Our latest quarterly report to the Minister for Energy, Simon Watts, summarises what we achieved from 1 October to 31 December 2024. Highlights include updates…

Notice of investigation of Contact Energy

The Electricity Authority Te Mana Hiko is investigating an alleged breach of two clauses of the Electricity Industry Participation Code 2010 by Contact Energy …

Code amendment omnibus #5 decision

The Electricity Authority Te Mana Hiko is making three discrete amendments to the Electricity Industry Participation Code 2010.

Gentailer energy margins in 2024

Following the significant spike in wholesale electricity prices during July and August 2024, the Electricity Authority Te Mana Hiko requested that all gentaile…

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PIP

Electricity Authority’s Power Innovation Pathway fast-tracks energy innovation through six high-value initiatives

The Electricity Authority Te Mana Hiko will provide enhanced regulatory support to six high-value initiatives through its Power Innovation Pathway to accelerate Aotearoa New Zealand’s energy transition. The Pathway is the Authority’s approach to unlocking innovation in New Zealand’s electricity sector to improve long-term outcomes for consumers.

Task force

Energy Competition Task Force looks to level the playing field between the gentailers and independent generators and retailers

The Task Force has announced non-discrimination measures are its preferred way to level the playing field between the four large gentailers and independent participants in the electricity market. Levelling the playing field would give all participants equal access to electricity hedge contracts, to increase competition and ultimately give consumers more choices and lower power prices.

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60 organisations practice system-wide emergency response

Last week 60 organisations joined forces to take part in the Industry Exercise 2025 and tested our collective response and readiness to a simulated system-wide…

New deadline for level playing field measures submissions

In response to submitter requests for additional time, we have extended the closing date for submissions on our Level playing field measures options paper by t…

Seeking feedback on 26 July 2024 under-frequency event

We are seeking feedback from generators, the grid owner and other participants who may have been substantially affected by the under-frequency event of 26 July…