Here you will find more details about connections to the National Electricity Transmission System (NETS), how they differ across parts of Great Britain, and more about transmission owners (TOs).
England and Wales
For embedded generators, when you embark on a new connection project, one of the first things you need to be aware of is the current availability of capacity on the distribution network operator's (DNO) network. You can find out who your local DNO is by entering your postcode on the Energy Networks Association website.
This map shows the locations of the three British TOs. You can use it to go to the website of each TO.