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Codes
The Security and Quality of Supply Standard sets out the criteria and methodology for planning and operating the National Electricity Transmission System (NETS).As the code administrator for the…
Codes
All documents relating to the SQSS are available here to download. Including the latest version of the code itself.
For more information about the code, please contact box.SQSS@nationalgrideso.…
Codes
We are required to establish statements and guidelines in accordance with special condition C16 of the statements of the transmission licence. On this page you will find all C16-related documents,…
Codes
The Frequency Risk and Control Report includes an assessment of the magnitude, duration and likelihood of transient frequency deviations, forecast impact and the cost of securing the system and…
Codes
The Balancing and Settlement Code contains the rules and governance arrangements for electricity balancing and settlement in Great Britain.The code covers the metering of the physical production and…
Charging
The BSUoS charge recovers the cost of day-to-day operation including the cost of balancing the electricity transmission system.Who does this charge apply to?Please note that there are exemptions to…