Last updated: 24 Oct 2025
Work procedures
Knowing best work practices and safe work procedures are key to staying safe at work.
Last updated: 24 Oct 2025
Knowing best work practices and safe work procedures are key to staying safe at work.
Last updated: 11 Feb 2026
Safety is important to Transpower, and that's why we collect health and safety information from each of our service providers.
07 Oct 2022
Last updated: 04 Jun 2025
All (non BBI) decision documents and related closed consultation papers, submissions and cross-submissions.
Last updated: 27 Jan 2026
The TPM determines how Transpower recovers the annual cost of running the national transmission grid from transmission customers
Last updated: 31 Oct 2024
Whakamana i Te Mauri Hiko is the second key paper produced by Transpower, examining the potential future scenarios that may impact Aotearoa New Zealand's energy future.
Last updated: 28 May 2024
All live data and recent notices on one page.
Last updated: 19 Dec 2025
Our Executive Leadership Team directs the day-to-day operation of the company.
05 Oct 2022
Last updated: 26 Jan 2026
As a State Owned Enterprise, our Board is appointed by our shareholder – the New Zealand Government.