News
Managing frequency in a changing power system
We have been working with the System Operator to investigate how system frequency performance is being maintained as more intermittent generation connects to N…
FAQs for half hourly reconciliation
Following the release of our Requiring the use of half-hourly data for reconciliation - Decision paper on 27 March, participants and interested parties have ra…
Watch our Quarterly Update, 22 July 2026
We had a great turnout at our latest online quarterly update on Wednesday 22 July. Thanks to all those who tuned in.
Electricity Authority review finds growing awareness of services that help consumers
The Electricity Authority Te Mana Hiko has published a post-implementation review of measures introduced in 2021 to increase awareness of Utilities Disputes, a…
Latest Code changes improve clarity and support our evolving electricity system
The Electricity Authority Te Mana Hiko has decided to implement 13 of the 14 proposals included in its latest Electricity Industry Participation Code review pr…
Statement of performance expectations 2026/27 published
The Electricity Authority Te Mana Hiko has published its Statement of performance expectations 2026/27, which explains how we will deliver on our statutory obj…
Retailers asked to complete readiness survey on October Code amendments
The Electricity Authority is seeking information about electricity retailers’ readiness for amendments to the Electricity Industry Participation Code 2010 that…
Consultation opens for Code amendment omnibus #7
The Electricity Authority is seeking feedback on an omnibus consultation paper proposing a range of discrete changes to the Electricity Industry Participation …
Decision on 4 February 2026 under-frequency event
An under‑frequency event occurred at approximately 8.29pm on 4 February 2026 when HVDC Pole 3 suddenly ramped down, reducing North Island frequency to 49.20Hz.
Authority issues RFP for independent review of System Operator performance framework and value for money
The Electricity Authority Te Mana Hiko has issued a Request for Proposals (RFP) for a provider to conduct an independent review of the System Operator. The rev…
New members appointed to the Electricity Authority Advisory Group
We’re pleased to announce the appointment of 7 new members to the Electricity Authority Advisory Group, following our recent call for nominations. The group pr…
Feedback welcome on application for a Type B industrial co-generation station
The Electricity Authority is considering an application from Fonterra for all five units at the Whareroa Co-generator to be classified as a Type B industrial c…
New rules on connection charges: explainers and guidance
We’ve introduced new rules coming into effect throughout 2026/27 to improve connection pricing methodologies. To support distributors and those wanting to conn…
New investigation into alleged Consumer Care Obligations breach
The Electricity Authority Te Mana Hiko has started an investigation into an alleged breach of the Electricity Industry Participation Code.
‘System-wide map’ to help guide electricity sector’s digital future
We have released a system-wide map that outlines a collective vision for a digitalised electricity system, along with the possible actions that could h…