Corridor management resources

This page lists resources relating to land under and beside transmission lines.

If you see anything wrong with a Transpower line, or someone in danger around a line, phone our emergency 24-hour hotline 0800 THE GRID immediately.

Flying near power lines is dangerous as the conductors (wires) can be difficult to see.


This guide provides information on the types of issues that development near National Grid lines can have on the lines and, conversely, the issues National Grid lines can have on development.