News
Authority unlocks more choice for consumers with new and improved data standards
The Electricity Authority Te Mana Hiko has announced new information-sharing protocols to standardise and improve access to electricity plans, products and usa…
New members appointed to the Common Quality Technical Group
We have appointed Tesla’s Hasti Adouli and independent consultant Gavin Bonnett to our Common Quality Technical Group. The CQTG provides independent technical …
Guidance published on LRMC-based distribution rebates and updated eligibility of business consumers
The Electricity Authority Te Mana Hiko has published guidance giving distributors practical advice about how to calculate long run marginal cost and use it whe…
Decision paper on improving prudential security arrangements
The Electricity Authority Te Mana Hiko has today published a decision paper to improve prudential security arrangements by reducing the post-default exit perio…
Stress test disclosures due next month
The spot price risk disclosure regime requires certain participants in the wholesale electricity market to assess their financial exposure to hypothetical move…
Billing reforms introduced from 30 October
New rules to protect consumers from bill shock and make power bills clearer and easier to compare will start being introduced from 30 October. However, power c…
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Why a well-regulated electricity sector matters to New Zealand
Electricity is an essential enabler. It helps make our modern lives possible and our businesses run. It powers the alarm clock that starts our day, the heating that warms our homes in winter, the ovens that cook our meals and the devices that connect us with family, friends and work.
Determination of the 2026 Electricity Allocation Factor
The Electricity Authority Te Mana Hiko has today published its Determination of the 2026 Electricity Allocation Factor. This report documents the calculation o…
Data shows 6.8% increase to power bills across households and small businesses
Across all households and small businesses, power prices increased on average by 6.8% in the first half of 2026, according to new information provided by elect…
Decision on 21 December 2025 under-frequency event
An under-frequency event occurred at approximately 5.21pm on 21 December 2025 when Contact Energy Limited’s Tauhara generator tripped, reducing North Island fr…
Authority approves System Operator’s changes to Policy Statement
The Electricity Authority Te Mana Hiko has approved minor changes to the System Operator’s Policy Statement as a result of the latest regular review. These cha…
First mandatory trading session for standardised super-peak contracts
The first mandatory trading session for standardised super-peak contracts takes place on 11 August. The session, to be conducted on the new over-the-counter tr…
Proposed updates to OTC bids and offers data notice
We are seeking feedback on a proposal to amend the over-the-counter bids and offers data notice. The proposal is informed by analysis of data received under th…
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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.
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, and electricity price comparison and switching services.
Seeking feedback on 23 October 2025 under-frequency event
The Electricity Authority Te Mana Hiko is seeking feedback from electricity market participants who may have been substantially affected by an under-frequency …
Amendments to hedge disclosure obligations take effect on 1 August 2026
Amendments to the hedge disclosure obligations in subpart 5 of Part 13 of the Electricity Industry Participation Code take effect on 1 August 2026.
New operators approved for Type B co-generating stations
The Electricity Authority Te Mana Hiko has approved applications from New Zealand Steel Limited and Whareroa Cogeneration Limited to operate plants at Glenbroo…