News
New generation projects flowing through the investment pipeline
New electricity generation projects are expected to significantly boost New Zealand’s energy system over the next two years. As at October 2025, there were 28…
Case study: getting audit compliance plans right
We have published a case study for industry participants who are required to provide regular audits. It explains what needs to be included in an audit complian…
Most recommendations in Northland tower collapse report completed
All 26 recommendations from the report into the collapse of a transmission tower near Glorit, Northland, on 20 June 2024, are now complete or in progress, the …
Quarterly update from Chief Executive Sarah Gillies
Recently, I had the opportunity to share what we’ve been up to at our Quarterly Update – our last one for 2025. The end of the year is a good opportunity to re…
Register now: February workshop on reactive power and voltage coordination
The Electricity Authority Te Mana Hiko invites technical specialists working in transmission and distribution network operations and planning to a workshop i…
Future System Operation project - update and next steps
Following consideration of feedback, engagement with submitters and additional analysis, the Electricity Authority Te Mana Hiko has revised the next steps …
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Review of wholesale market arrangements to unlock benefits of battery energy storage systems
We're seeking feedback on proposed options to improve wholesale market operations for utility-scale battery storage systems. This fits into our wider BESS-related work programme, as outlined in our updated BESS roadmap.
Five alleged breaches of Code being investigated
The Electricity Authority has started five investigations into alleged breaches of the Electricity Industry Participation Code. There are three investigations …
New form of Hedge Settlement Agreement available in 2026
On 1 January 2026, amendments to the Electricity Industry Participation Code will take effect allowing the clearing manager to settle fixed price variable volu…
Changes in demand and price ‘peakiness’ since 2005
This article analyses long-term trends in electricity demand ‘peakiness’ in New Zealand over the last 20 years. The first half of this article analyse long-ter…
Selection process starts for over-the-counter trading platform
We've started working with industry participants to select an OTC trading platform that has all the features necessary to deliver voluntary or mandatory market…
Strong inflows push hydro storage above nominal full
Rainy spring weather and snowmelt have caused national hydro storage in New Zealand to increase beyond ‘nominal full’ capacity - and to its highest level since…
Stress testing: certificate of spot price risk disclosure statement updated
The stress testing regime requires certain participants in the wholesale electricity market to test their exposure to changes in spot electricity prices and re…
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Electricity Authority marks one year of supporting innovation with Power Innovation Pathway insights report
The Electricity Authority has today released its one-year insights report on the Power Innovation Pathway, which drives innovation in the electricity sector to deliver better outcomes for New Zealanders.
Explore our new ‘Data and insights’ hub
We’ve created a new ‘Data and insights’ hub on our website to provide access to the latest electricity market data, tools and insights on New Zealand’s electricity markets.
Amended Code exemption for more local generation
We’ve approved an amendment to an existing Code exemption for WEL and NewPower to support more local generation.
Deadline extended for nominations to standardised demand flexibility product co-design group
We have extended the closing date for nominations for a voluntary technical group to co-design a standardised demand flexibility product.
Quarterly report to the Minister for Energy, July – September 2025
The Electricity Authority Te Mana Hiko’s latest quarterly report to the Minister for Energy, Simon Watts, shows all the mahi we have been delivering for consum…