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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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Connections Reform
Connections Reform Portal Factsheet
7 July 2025
Key information about the portal to support your evidence submission.
Document
Connections Reform
Connections Reform Option Agreement - Lease Agreement Pro Forma
7 July 2025
NESO are required to check the validity of the Land Rights Evidence provided by customers which will support their application accompanying the Readiness Declaration
Document
Connections Reform
Connections Reform Authority to Sign - Legal Proforma
7 July 2025
NESO are required to check that the person who signed the Readiness Declaration provided to us ) had the authority to do so.
Document
Connections Reform
Connections Reform Secured Land Rights Pro Forma
7 July 2025
NESO are required to check the validity of the Land Rights Evidence provided by customers which will support their application accompanying the Readiness Declaration
Document
Operational Transparency Forum (OTF)
Daily Report v1
7 July 2025
Status Report V1
Document
Our strategy
Resource Adequacy in the 2030s Report
7 July 2025
This report focuses on resource adequacy assessments for the 2030s, in which we aim to understand the risk of the electricity system being unable to fully meet customer demand
Document
Our strategy
Resource Adequacy in the 2030s Workbook
7 July 2025
This workbook focuses on resource adequacy assessments for the 2030s
Document
Balancing Services Use of System (BSUoS) charges
Current SF BSUoS Data
7 July 2025
Current SF BSUoS Data
Document
Balancing Services Use of System (BSUoS) charges
Current II BSUoS Data
7 July 2025
Current II BSUoS Data
Document
Net zero market reform
Transmission investment under zonal pricing
7 July 2025
NESO has undertaken modelling of the impact of Zonal Pricing on the future needs for investment in the electricity transmission network
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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Transitional Centralised Strategic Network Plan (tCSNP)

We have been enhancing our approach to planning the GB electricity transmission network through a series of transitional CSNPs.
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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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North Hyde Review

NESO publishes its final report from the review into the North Hyde Substation outage which took place on 20 March and led to the closure of Heathrow Airport.
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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.