News
Decision on 11 July 2025 under-frequency event
The Electricity Authority Te Mana Hiko has determined that Transpower New Zealand Limited, in its role as System Operator, caused an under-frequency event on 1…
Consultation opens on proposals to improve network visibility
We’re seeking feedback on proposals that would help shine light on capacity and constraints on electricity networks. Better visibility about what’s happening o…
Authority publishes data source assessment for determining the EAF
The Electricity Authority Te Mana Hiko has published an assessment of gas price data that is used to determine the Electricity Allocation Factor.
New Electricity Information Exchange Protocol EIEP14A for product data published
The Electricity Authority has published a new information exchange protocol, EIEP14A, that standardises and improves how retailers will share information about…
Code amendment omnibus #6 decision
We are making three amendments to the Electricity Industry Participation Code under omnibus #6 – while opting to not proceed with one proposal.
Electricity Authority takes closer look at price increases
The Electricity Authority has requested more information from power companies about higher power prices and whether further increases are expected ahead of win…
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Watch our Quarterly Update, 21 April 2026
We had a great turnout at our latest online quarterly update on Tuesday 21 April. Thanks to all those who tuned in. Our Chief Executive, Sarah Gillies, opened the session with an update on the work and thinking the Electricity Authority Te Mana Hiko (Authority) has been doing around its strategic direction.
Market making review decisions and OTC platform selection
The Electricity Authority is making amendments to the market making settings in the Code to promote price discovery, competition and confidence in the electric…
MDAG recommendations update: strengthening price signals
This is the Electricity Authority’s latest update on how we are implementing the recommendations in the Market Development Advisory Group’s final report. It co…
Briefing for the Industry Exercise 2026
The Electricity Authority and Transpower are holding a briefing to help organisations across the sector prepare for the Industry Exercise 2026, which will simu…
Eye on electricity: Five-minute price volatility and intermittent generation
Most new electricity generation capacity built in New Zealand in recent years has been solar or wind. Our monitoring of generation investment shows that this t…
Feedback on joint regulators’ open letter to enable more efficient networks
We have published a summary of the feedback received on the open letter we issued with the Commerce Commission and Energy Efficiency & Conservation Authority o…
Correction to consultation paper: reforming network pricing for distributed generation
The consultation paper that seeks feedback on proposed changes to the ‘distributed generation pricing principles’ has been updated to correct an error in Appen…
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Energy Competition Task Force powers ahead with fresh agenda
The Energy Competition Task Force has announced it will continue its work in 2026 with a refreshed set of priorities and a greater focus on inter-agency collaboration to address competition issues in the electricity market.
Workshop registrations open and venues confirmed: help us shape our flexibility work programme
Venues are now confirmed and registrations are open for our four flexibility work programme workshops in May. During these sessions we will: outline our proposed focus areas of the work programme, test priorities and sequencing of initiatives and gather feedback to inform our final flexibility work programme.
Distributor directors: annual reporting deadlines
Distributors with a connected retailer or generator on their network, must have their directors complete several annual disclosure requirements under the Elect…
Workshop registrations open: help us shape our flexibility work programme
We are developing a work programme focused on enabling flexibility across the electricity system and invite you to be involved.
Eye on electricity: ASX futures price volatility
New Zealand has a highly renewable electricity system that uses hydro, geothermal, wind and solar generation. However, high levels of renewable generation cont…