This page was updated3 years ago
The electricity lines industry in New Zealand is regulated by the Commerce Commission.
Getting power to your home or business is a complex process. Electricity is first generated from a variety of sources, before being transmitted across the national grid, distributed down the power lines and sold to you. More than 50 businesses across New Zealand play their part in that process.
Here you will find electricity lines projects we are currently working on and those we have completed.
Price-quality regulation is applied to certain businesses that are regulated under Part 4 of the Commerce Act.
Transpower is the owner and operator of New Zealand's National Grid.
Regulated electricity lines businesses provide information to us as part of their disclosure requirements. We then publish a summary and analysis of this information on our website.
Suppliers of electricity lines services in New Zealand are subject to information disclosure regulation.