We are a separate company

On 1 April the Electricity System Operator became a legally separate company within the National Grid Group. Find out more about what this change means.

C16 statements and consultations

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, including consultations.  

Latest statements

These are the latest versions of C16-related statements and guidelines.

C16 consultations

On an annual basis, we undertake consultations in respect of the C16 statements.

Past C16 consultations