About the Codes Team

Our team of code administrators oversees all aspects of the code modification processes and related meetings. We’re here to help, so please feel free to contact us directly, or have a look through our guidance documents on the Help and support page.

Code Administration Code of Practice

To make sure we’re completely transparent in our modification processes and that we’re protecting the interests of small market participants, we’ve adopted the Code Administration Code of Practice (CACoP), which was established following Ofgem’s code governance review.

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Committed to Continuous Improvement

We’re always looking to improve the way we do things, which is why your feedback is so important. In the below documents, we share what we're doing in response to your feedback.

ESO Code Administrator Annual Report 20-21

ESO Code Administrator Annual Report 20-21

Our annual report includes an overview and summary of our key metrics and activities for the year 2020-2021.

ESO Code Administrator Summary: Deliverables 2021

ESO Code Administrator Summary: Deliverables 2021

Our summary document sets out the key areas we plan to focus on in 2021-22, based on your feedback.

National Grid ESO - glowlines in a field

Code Administrator Survey 2020

In 2020 we made considerable improvements to our service as Code Administrator, to address what our stakeholders told us they expected from us. In our summary note we share the background to the survey, the key findings, and next steps.

ESO Code Administrator Annual Report 19-20

Our first annual report includes an overview and summary of our key metrics and activities for the year 2019-2020.

If you have any other suggestions, please drop us a line at [email protected].