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Last updated: 11 Sep 2025

Appendix D - BBI Customer Allocation workbook - PY2025 - Adjustments up to 30 June 2025 - 11 September 2025

Appendix D - BBI Customer Allocation workbook - PY2025 - Adjustments up to 30 June 2025 - 11 September 2025.xlsx (XLSX 1.94 MB)

Last updated: 11 Sep 2025

Appendix D - BBI Customer Allocation workbook - PY2025 - Adjustments up to 30 June 2025 - updated 11 September 2025

Appendix D - BBI Customer Allocation workbook - PY2025 - Adjustments up to 30 June 2025 - updated 11 September 2025.xlsx (XLSX 1.94 MB)

Last updated: 09 Sep 2025

Connection Reporting Portal User Guide V1

Connection Reporting Portal user guide (PDF 168.48 KB)

Last updated: 04 Sep 2025

Appendix D - BBI Customer Allocation workbook - PY2025 - Adjustments up to 30 June 2025 - updated 4 September 2025

Appendix D - BBI Customer Allocation workbook - PY2025 - Adjustments up to 30 June 2025 - updated 4 September 2025.xlsx (XLSX 1.88 MB)

Last updated: 21 Aug 2025

August Customer Webinar slides

Aug Cust Webinar slides.pdf (PDF 1.91 MB)

Last updated: 11 Aug 2025

Relationship between transmission investment and pricing

Relationship between transmission investment and pricing (PDF 575.55 KB)

Last updated: 11 Aug 2025

TPM Information Sheet - BBC Standard Methods v3

Information sheet on BBC Standard Methods v3 (PDF 557 KB)

Last updated: 07 Aug 2025

Guidance for developers establishing Wind Farms near Transpower Assets R2 FINAL

Guidance for developers establishing Wind Farms near Transpower Assets R2 FINAL.pdf (PDF 655.26 KB)

Last updated: 25 Jul 2025

Building the renewable generation we need to deliver New Zealands energy future - a discussion document for consenting authorities

Building the renewable generation we need to deliver New Zealands energy future - a discussion document for consenting authorities.pdf (PDF 574.44 KB)

Last updated: 11 Jul 2025

Guidelines for connection to the grid

Guidelines for connection to the grid V1 (1 July 2025) (PDF 1.02 MB)