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Electricity connection charges

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

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.


Here's a guide to help understand connection charging:

Guide to Connection Charging


For help understanding connection your costs:

Charge Modeller                

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

Application Fee Calculator

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