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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 v1
Status report
Document
Frequency response services
State of Energy Management Monitoring and Penalties
Communications related to State of Energy Management and the monitoring and penalties associated with this.
Document
Frequency response services
SOE Management FAQs
FAQ and communications related to State of Energy Management and the monitoring and penalties associated with this.
Document
Legal information
FOI-24-0030 - Connection milestones (Scotland) - 14 February 2025
Request for information on milestones for all connected projects in Scotland
Document
Our strategy
NESO Independence Statement February 2025
Our Independence Statement sets out how we comply with our independence licence obligations, how we are set up, how conflicts are managed and how we maintain our independence.
Document
Demand Flexibility Service
ESDF Q&A
Questions summary for ESDF webinar
Document
Stability market
Stability Phase 2 - Availability Notifications
This document provides an overview of the process with a Stability Phase 2 contract should follow in order to notify NESO of periods where they will be unavailable
Document
Networks
SSEP External Governance Structure
SSEP External Governance Structure Q4 2024
Document
Networks
SSEP External Governance Summary Q4 2024
SSEP External Governance Summary Q4 2024
Man doing woodwork in his workshop
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.