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Connect your industrial plant

We want to work with you to ensure you have a connection to New Zealand's National Grid that fits your needs for the size, location and type of industry being connected.

Connecting new industry to the National Grid takes careful and coordinated planning.  Please engage with us early so that Transpower (as Grid Owner and System Operator), our service provider network and your own teams and service providers can meet your expectations delivering on an expanding programme of work.  The overall process is provided in the diagram below:

Impact of Tiwai exit

Transpower, as System Operator, commenced analysis to determine system operation and security impacts of Tiwai’s exit following the initial announcement of a August 2021 closure. This work continues as planned following the announcement that the plant's operations will continue to the end of 2024. This webpage will be used to share the findings of our analysis as it becomes available.

Our Approach

To understand the impacts we are investigating the following: