Whether you’re a balancing provider looking to supply services to us, trying to find the latest Grid Code, or looking for the latest TNUOS charging guidance, you can find all the information you need in our Industry Information hub. 

It’s the ESO’s role to make sure there’s enough electricity to keep homes and businesses supplied with the energy they need.

But it’s only by working with our industry partners that we’ll reach our goal of being able to operate a zero carbon electricity system by 2025 and achieve our vision of becoming a trusted partner, to everyone who interacts with us. 

Already connected to the National Electricity Transmission Network?

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We administrate four vital codes - the CUSC, Grid Code, SQSS and STC, and we're here to support you in all areas. Find out how these codes are changing and how to propose your own modifications to drive improvements.



We manage the charges that users of the electricity transmission system have to pay, how they are calculated, and considered changes. Find out which charges affect your business as well as our official charging guidance documents.

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Industry data and reports

As the electricity system operator we make our operational data available to empower efficient decision-making in the energy industry. Here you will find the latest operational data, forecasts, and reports.

New to it all?

Balancing Services

We’re always keen to talk to new providers to increase competition for delivery of our services to reduce costs to the consumer. Find out how to participate in supplying the services we need to balance supply and demand for electricity in Great Britain.

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It’s our job to ensure generators can connect onto the system and that we can operate a zero carbon system. Find out how to apply to get connected to the National Electricity Transmission System.