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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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Connection and Use of System Code (CUSC)
Special CUSC Panel Headline Report - 17 January 2025
headline report
Document
Operational Transparency Forum (OTF)
Daily Report
Daily ENCC Status report
Document
Connection and Use of System Code (CUSC)
Special CUSC Panel Papers - 17 January 2025
Panel papers
Document
Operational Transparency Forum (OTF)
Daily Report
Daily report for 17th Jan 2025
Document
Balancing Services Use of System (BSUoS) charges
Current SF BSUoS Data
Current SF BSUoS Data
Document
Balancing Services Use of System (BSUoS) charges
Fixed Tariff Revenue vs Costs Report
Fixed Tariff Revenue vs Costs Report
Document
Balancing Services Use of System (BSUoS) charges
Current II BSUoS Data
Current II BSUoS Data
Document
Open Balancing Programme
Balancing Programme Q&A
Balancing Programme Survey Guide - Looking at Product Development Beyond 2025
Document
Operational Transparency Forum (OTF)
OTF 2023 Survey Report - Updated Outcomes (January 2025)
An updated version of the OTF 2023 Survey Report published in June 2024.
Document
Compliance
DESNZ Clean Power 2030 Action Plan Transmission zones shapefile
DESNZ Clean Power 2030 Action Plan transmission zones shapefile download
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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.