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Publications library

We've got a wide range of publications offering energy insights and analysis. Download our reports and data to see the innovative ways we are transforming the future of Great Britain’s energy. 

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Data Portal
Supporting data on PN inaccuracies - 2025
This is supporting data for wind market participants involved in the PN inaccuracy project
Document
Our RIIO-2 Business Plan
Ofgem Meeting Minutes - November 2024 Performance
Minutes form our monthly performance meeting with Ofgem to discuss November 2024's incentives report and performance
Document
Our RIIO-2 Business Plan
Ofgem Meeting Minutes - December 2024 Performance
Minutes form our monthly performance meeting with Ofgem to discuss December (Q3) 2024's incentives report and performance
Document
Our RIIO-2 Business Plan
RFPR ESO2 National Grid Electricity System Operator 2023-24
The Regulatory Financial Performance Report for the year to 31 March 2024. This is the Excel file that contains all the information required by the Ofgem template.
Document
Our RIIO-2 Business Plan
RFPR ESO2 National Grid Electricity System Operator Commentary 2023-24
The Regulatory Financial Performance Report for 2023-24 is published as an Excel file alongside this one. This is the commentary to that report as supplied to Ofgem.
Document
Our RIIO-2 Business Plan
NESO January 2025 Monthly Reporting
January performance Incentives report 2025. Under our incentives scheme, Ofgem and a Panel scores our progress against our business plan (BP2).
Document
Data Portal
Supporting data on PN inaccuracies - 2024
This is supporting data for wind market participants involved in the PN inaccuracy project
Document
Our RIIO-2 Business Plan
ISG Minutes Summary - Meeting 7 – 230125
ISG Minutes Summary from Meeting 7 on 23 January 2025
Document
Our RIIO-2 Business Plan
ISG Slide Pack - Meeting 7 - 230125
ISG Minutes Slides from Meeting 7 on 23 January 2025
Document
Our RIIO-2 Business Plan
Final Business Plan 3
BP3 is our first business plan as NESO and is our final submission of the RIIO-2 period.
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Publications library

We've got a wide range of publications offering energy insights and analysis.
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Beyond 2030

The Beyond 2030 report builds on the Holistic Network Design (HND) and makes a set of network recommendations throughout the 2030s.
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Future Energy Scenarios (FES)

Future Energy Scenarios (FES) 2024: NESO Pathways to Net Zero represent different, credible ways to decarbonise our energy system as we strive towards the 2050 target.
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Network Options Assessment (NOA)

The Network Options Assessment (NOA) provides our recommendation for which network reinforcement projects should receive investment, and when.
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Clean Power 2030

As the National Energy System Operator (NESO), part of our role is to provide impartial advice to HM Government and the regulator on what is required to securely accelerate the transition away from fossil fuels.
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Electricity Ten Year Statement (ETYS)

The ETYS is our view of future transmission requirements and capability of Great Britain’s National Electricity Transmission System.
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GB 36 Bus electricity transmission network model

The National Electricity Transmission System (NETS) of Great Britain was modelled with precision in DIgSILENT PowerFactory, using a 36-bus equivalent network.
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Markets Roadmap

We are committed to working together with stakeholders as we reform our markets to be fit for a net zero future. We share information on this transition at regular Markets Forums and through our annual Markets Roadmap.
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Summer Outlook

Our Summer Outlook reports are designed to inform the energy industry and support its preparations. They also outline Great Britain’s projected electricity needs for the summer ahead.
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Winter Outlook

The Winter Outlook report presents our view of the security of supply for the electricity systems for the winter ahead.
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Whole electricity system

The journey to creating an energy system fit for the future wouldn’t be possible without close collaboration with industry partners to help the transition.
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System Operability Framework (SOF)

The System Operability Framework (SOF) takes a holistic view of the changing energy landscape to assess the future operation of Britain's electricity networks.
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Regional Development Programmes (RDPs)

RDPs look across the whole electricity system to unlock more network capacity, reduce constraints, and create new revenue opportunities for market participants.