Under sections 52P and 52Q of the Commerce Act 1986, the Commerce Commission (“Commission”) gives notice that it has amended the price-quality path applicable to electricity lines services supplied by Transpower New Zealand Limited (“Transpower”) for the five-year regulatory period from 1 April 2025 to 31 March 2030 (“RCP4”).

The Commission has amended the Transpower Individual Price-Quality Path Determination 2025 [2024] NZCC 26 to specify additional expenditure allowances in accordance with the delivery risk adjustment reopener mechanism in the Transpower Input Methodologies Determination [2012] NZCC 17 (as amended) and the Transpower Individual Price-Quality Path Determination 2025 [2024] NZCC 26.

The amendments are set out in the Transpower Individual Price-Quality Path (Delivery Risk Adjustment) Amendment Determination 2025 [2025] NZCC 30.

A more detailed description of the amendments and the reasons are set out on our website at https://www.comcom.govt.nz/regulated-industries/electricity-lines/projects/2025-transpower-individual-price-quality-path/?section=timeline.

The amendment determination comes into effect on 5 December 2025.

Copies of the amendment determination are available on the Commission’s website at the above link, and for inspection free of charge, or for purchase at a reasonable price, at the Commission’s premises (during ordinary office hours) at 44 The Terrace, Wellington.

COMMERCE COMMISSION.