Grid investment is now the responsibility of the Commerce Commission.

  • Archive - Grid Investment Test

    Published: 28/01/2014 12:00am

    This page contains information about the Grid Investment Test (GIT), a key aspect of the Part F process for the Commission's consideration of grid investment proposals by Transpower. Read More

  • Archive - Grid development proposals

    Published: 28/01/2014 12:00am

    This page contains documents and information relating to grid development proposals. Read More

  • Archive - Grid Upgrade Plans

    Published: 17/01/2014 12:00am

    A Grid Upgrade Plan (GUP) was a plan, prepared by Transpower and submitted to the Electricity Commission, to upgrade the high-voltage transmission network, or national grid, that transmits electricity throughout the country. Read More

  • Archive - Grid upgrade investment and review policy

    Published: 28/01/2014 12:00am

    The Grid Upgrade Investment and Review Policy (“GUIRP”) was developed by the Commission and Transpower to provide an effective process for the preparation of investment proposals by Transpower, as part of Transpower's wider grid planning process, and the Read More

  • Archive - List of transmission projects

    Published: 28/01/2014 12:00am

    This page contains a list of transmission projects. Read More