Code and compliance
Investigations and rulings
As New Zealand's electricity regulator, it’s our job to actively monitor the electricity market, enforce the rules and hold industry participants to account.
You can see our ongoing investigations into alleged breaches below. If you are an industry participant and there is an open investigation, you can opt to join the investigation if you have been affected by the breach.
| Date | Industry participant | Description | Status | |
|---|---|---|---|---|
| Open 13 March 2025 | Genesis Energy Ltd |
Dispatch non-compliance. Part 13 clause 13.82(2) and Part 13 clause 13.82(3) of the Code.
|
Open – open to join
|
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| Open 13 March 2025 | Transpower New Zealand Ltd as the grid owner |
Grid protection at Huirangi. Clause 4(4)(a)(ii) of Technical Code A, Schedule 8.3.
|
Open – open to join
|
|
| 30 January 2025 | Stack Power Ltd |
Failure to submit certified reconciliation participant audit and performing functions without certification. Clauses 16A.13(1) and 15.38(1).
|
Open – investigation underway
|
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| 29 January 2025 | South Pacific Energy Ltd |
Failure to meet prudential requirements and pay settlement amounts. Clauses 14.31(1)(a), 14.32(1), 14A.6(2).
|
Open – investigation underway
|
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| 16 September 2024 | Transpower New Zealand Ltd as the grid owner |
Maintenance of a transmission tower, Part 12 clause 12.113.
|
Open – investigation underway
|
|
| 22 August 2024 | Transpower New Zealand Ltd as the grid owner |
Grid protection at Waverley. Clause 4(4)(a)(ii) of Technical Code A, Schedule 8.3.
|
Closed – no further action
|
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| 5 June 2024 | Transpower New Zealand Ltd as the system operator |
Failure to apply security constraints correctly. Clause 30.1B of the policy statement.
|
Closed – referred to Rulings Panel
|
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| 10 May 2024 | South Pacific Energy Ltd |
Late payment to the clearing manager. Code clause 14.31(1)(a).
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Closed – no further action
|
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| 15 December 2023 | Counties Energy Ltd |
Concerns about a distributed generator’s dealings with a connected distributor. Code clause 23(2) of Schedule 6.1.
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Closed – no further action
|
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| 1 June 2023 | Ecotricity Limited Partnership |
Refusal to provide consumers’ consumption data. Code clauses 11.32A, 11.32B, 11.32E, 11.32EA and 11.32EB.
|
Closed – referred to Rulings Panel
|
|
| 25 October 2022 | Counties Energy Ltd |
Undetected metering installation fault that caused the amount of electricity measured to be reduced. Code clauses 10.13(3), 10.44(8), and clause 8(7) of Schedule 10.6.
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Closed – no further action
|
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| 25 October 2022 | Power House 23 Ltd, Summersby Holdings Ltd |
Refusal to provide consumers’ electricity consumption data. Code clauses 11.32A–11.32C.
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Closed – no further action
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