Investigation into self-reported breach by Transpower as the grid owner

The Electricity Authority Te Mana Hiko has started an investigation into a self-reported breach of the Electricity Industry Participation Code 2010 (Code) by Transpower New Zealand Limited as the grid owner.

The grid owner self-reported that it breached clause 4(4)(a)(ii) of Technical Code A, Schedule 8.3 of the Code on 14 February 2023 for grid protection at the Huirangi grid exit point.

If any participant considers it is affected by the alleged breach and wishes to join the investigation, it should contact the appointed investigator by 5pm on 27 March 2025.

The investigator can be contacted by:

• email at compliance@ea.govt.nz with reference 2404TPNZ1 in the subject line
• our Compliance portal
• post at Compliance Investigator, Electricity Authority Te Mana Hiko, PO Box 10041, Wellington 6011.

View investigation notice