Connection Charges recover the cost of installing and maintaining connection assets which connect individual users to the GB Transmission Network.

Who does this charge apply to?

✓ Generators
✕ Suppliers
✓ Directly connected transmission demand
✓ Distribution Network Operators
✓ Embedded Generators
✓ Interconnectors

The connection charge is calculated annually.

It consists of a capital component and a non-capital component.

Charges are published in January for each user and take effect from 1 April each year.

Understanding the electricity connection charges

Guide to connection charging (PDF)

Download our short guide to help you understand connection charging

Charge Modeller (XLS)

The charge modeller provides an indicative cost for the annual connection charge for new assets being installed, and allows you to create hypothetical scenarios on various factors

Application Fee Calculator (XLS)

The application fee calculator calculates the cost of an application fee based on the location of the connection, size of connection and offer type.

Image
4_TRANS_1

Connections information

If you want a new connection or already have a connection to the system that you would like to modify, please refer to our connections page.

More from charging

Charging documentation

Our charging documentation page is where you can now find all of our charging statements and policy developments along with all the guidance documents and webinars you need if you're new to charging.

Contact charging

Submit a query through our webform, get involved through forums and steering groups, or reach out to the relevant charging team. 


 

Join our mailing list

Join our mailing list to receive publication updates, invitations to our forums, webinars and workshops, and links to our latest guidance materials.