Skip to main content

United Kingdom
New York
Massachusetts

New York
Massachusetts
United Kingdom

Massachusetts
New York
United Kingdom

Explore National Grid
See our Full Year Results 2025/26

What is The Great Grid Upgrade?

Discover our latest news

Be part of the energy future

Browse our career opportunities and training programmes

Discover your new career
Our businesses

Are you looking for...

About our company

Latest news

Power cuts

Our company

Electricity Transmission

Who we are

Running the network

Our network in numbers

Your bill explained

How we're regulated

Our people

Our leadership team

Our RIIO-2 business plan

Our RIIO-T2 performance

Our RIIO-T3 business plan

Our environmental plan and performance

Our grantors, landowners and occupiers

Stories

Connections

Connections process

Connections reform

How we facilitate connections

Connections cost procedure

Network and infrastructure

Infrastructure projects

Network route maps

Working near our assets

Landowners, occupiers and grantors

Planning and development

Electricity emergencies and safety advice

Electricity Safety Rules

Visual Impact Provision

Engineering solutions

Additional solutions

Asset maintenance

Case studies

Consultancy and policy support

Testing services

Incident response

Innovations

Deeside Centre for Innovation

Project RICA

How to work with us

Our future networks

Future Network Blueprints

Our Whole System Approach

Contact us

Frequently asked questions

What to do in a power cut

Contacts and information for landowners, occupiers and grantors

Electricity Distribution

Strategic Infrastructure

National Grid Partners

National Grid Ventures

Who we are

Our people

Our communities

Education hub

Latest news

Contact us

What we do

Competitive electricity transmission

Electricity interconnectors

Conventional generation (GENCO)

National Grid in the US

Network route maps

LionLink

A first-of-its-kind electricity link between the UK and the Netherlands, and a vital...

More about LionLink

National Grid in your area

Are you looking for...

Power cuts

Latest news

The Great Grid Upgrade

East Midlands

Braybrooke Network Rail Connection Project

We are building a new electricity substation near Braybrooke, on the outskirts of Market Harborough in Leicestershire.

Brinsworth to High Marnham Uprating

We propose an uprating of the existing 275kV overhead lines to facilitate a transmission load of 400kV and the development of three new substations to help carry more green power f...

Chesterfield to Willington

The Chesterfield to Willington project will reinforce the electricity transmission network and provide the necessary increased capacity between the North and the Midlands.

Weston Marsh to East Leicestershire

We are proposing roughly 60 km of new 400 kV overhead line which would run east to west from the infrastructure at Weston Marsh substation(s)

East of England

Bramford to Twinstead

We need to strengthen the network here to increase the network capability in the region to carry the clean green energy that is proposed in East Anglia.

Bicker Fen – transformer installation for a new customer connection

Over the next few years we’ll invest in new equipment at Bicker Fen substation.

Cottam to Wymondley Overhead line refurbishment

Over the next 2 years, we will be completing some essential refurbishment work to ensure that the line continues to provide a safe and reliable supply of electricity to homes and b...

Navemby Substation

National Grid Electricity Transmission is currently investigating suitable sites close to Navenby in Lincolnshire for a proposed new substation to connect to several proposed solar...

Norwich to Tilbury

The Norwich to Tilbury project is a proposal to build a new high voltage network reinforcement between Norwich, Bramford and Tilbury.

Sea Link

National Grid Electricity Transmission is currently developing proposals for Sea Link, a new planned high voltage undersea electricity link between Suffolk and Kent.

London

London Power Tunnels

In Spring 2020 we embarked upon a seven-year, £1 billion project, to rewire South London via deep underground tunnels. This vital work will help keep Londoners connected to safe an...

North London Reinforcement Project

The North London Reinforcement project will see work being conducted on the existing overhead line between Pelham and Rye House substation and Hackney substation.

North East

Eastern Green Link 1

EGL1 is a two gigawatt (GW) high voltage direct current (HVDC) electrical superhighway to be built between the Torness area in East Lothian, Scotland and Hawthorn Pit in County Dur...

Eastern Green Link 3 and Eastern Green Link 4

The Eastern Green Link 3 (EGL3) and Eastern Green Link 4 (EGL4) projects are needed to increase network capability to connect the numerous new offshore wind farms that are being de...

Grimsby to Walpole

The Grimsby to Walpole upgrade is a proposal to build a new high voltage overhead line in Lincolnshire, including building new pylons and new substations. It is needed to increase...

North Humber to High Marnham

We are proposing to build a new high voltage electricity transmission line and associated works between a new substation north of Hull at Creyke Beck in the East Riding of Yorkshir...

South Shields Substation

This work will include the erection of two new compounds on land already owned by National Grid for the installation of this equipment, and for some other associated works includin...

Tyne Crossing Strategic Replacement

National Grid is working with the North East Combined Authority (NECA), Port of Tyne and regional partners to remove the restriction posed by existing overhead electricity lines that cross the River Tyne at Wallsend and Jarrow.

North West

Carlisle to Newcastle

Carlisle to Newcastle is a proposal in its early stages of development to upgrade the electricity network between the North West and North East of England.

Cross Border Connection

This project is designed to strengthen the electricity network between Scotland and England. It will connect new sources of energy in the Scottish Borders to the wider network.

Kearsley to Whitegate

We are carrying out refurbishment work on our electricity transmission line that runs between our substations in Kearsley and Whitegate. This line is 15km long and has 45 pylons.

Penwortham to Daines

We are carrying out refurbishment work on our electricity transmission line that runs between our substations in Penwortham near Preston and Daines to the West of Manchester. This...

South East

Essex overhead line

Over the coming months, we will be replacing the remainder of the overhead line, conductors, and fittings on the Bramford to Braintree to Rayleigh route.

Fleet to Lovedean Overhead Line

The overhead lines running between Fleet and Lovedean have been operational for many years and National Grid has identified the route as needing refurbishment.

Grain to Tilbury

The Grain to Tilbury project is a proposed electricity infrastructure upgrade, involving the replacement of the existing 1960s Thames Cable Tunnel beneath the Thames between Tilbur...

Littlebrook to Kemsley Overhead Line

In recent years we’ve been refurbishing part of our overhead line network in Kent County.

Littlebrook substation

The current substation at Littlebrook, Dartford is no longer fit for purpose and a new facility is needed to ensure that we continue to provide a reliable supply of electricity for...

Little Horsted – new substation

Establishing a new grid supply point near Little Horsted, connected to UK Power Networks’ Lewes substation via new underground electricity cables.

Richborough Connection

The Richborough Connection will connect the high-voltage electricity link between Belgium and Richborough near Sandwich to the National Grid.

South West

Bramley Network Rail Connection

To support Network Rail in the decarbonisation of its network, we are installing a 400/25kV Supergrid transformer at Bramley substation and connecting it to a new trackside substat...

Cotswold (Visual Impact Provision)

A stunning landscape crossed by the popular Cotswold Way National Trail, with expansive views across farmland, ancient woodland and distinctive escarpments.

Dorset (Visual Impact Provision)

The geology is strongly expressed along the Jurassic Coast, a World Heritage Site, and gives rise to a varied landscape of downland, ridges and vales.

Hinkley Connection Project

In the South West, EDF Energy has been granted a Development Consent Order for a new nuclear power station at Hinkley Point.

IFA2 Connection

Constructing an electricity substation to connect the new IFA2 interconnector to the national electricity network.

Landscape Enhancement Initiative (LEI)

The Landscape Enhancement Initiative (LEI) is an important part of the VIP project. Championed by our stakeholders, the initiative aims to use up to £11m of the Ofgem provision for...

Mannington to Nursling Overhead Line

From October 2022, National Grid will be working in partnership with its contractor Balfour Beatty to refurbish a 40km/25 mile stretch of overhead power line between Nursling and M...

North Wessex Downs (Visual Impact Provision)

A predominantly chalkland landscape with dramatic scarp slopes and moulded dip slopes that reflect the area’s underlying chalk geology.

Wales / Cmyru

Eryri (Visual Impact Provision)

A dramatic and varied landscape which includes spectacular mountain scenery, glacial valleys, extensive moorlands and two dramatic coastal estuaries.

Dinorwig to Pentir / O Ddinorwig i Bentir

National Grid needs to replace the existing underground cables between Dinorwig power station and our substation at Pentir.

Pembroke substation extension/ Estyniad Is-orsaf Penfro

Pembroke substation site extension to help meet the growing demand for electricity in the area.

Penrhos Substation / Is-orsaf Penrhos

Construction of a new Gas Insulated Substation (GIS) and associated cable replacement.

Pentir to Trawsfynydd reinforcement / Atgyfnerthu’r cysylltiad rhwng Pentir a Thrawsfynydd

National Grid needs to reinforce and refurbish parts of the existing high voltage power network in North Wales.

Swansea to Pembroke / Abertawe i Phenfro

We’ll shortly be refurbishing the overhead power lines between Swansea and Pembroke.

Walham to Cilfynydd / Walham i Cilfynydd

We’ll shortly be refurbishing the overhead power lines between Walham and Cilfynydd / Cyn bo hir, byddwn yn adnewyddu'r llinellau pŵer uwchben rhwng Walham a Cilfynydd.

West Midlands

Coleshill to Bedworth

We’ll carry out further upgrade and maintenance work to fully refurbish the 50-year-old line. This concludes the activity we started in 2017. This will keep the transmission networ...

Yorkshire & the Humber

Drax to Thornton Overhead Line

Our overhead line running between Drax and Thornton, in Yorkshire, has been operational since 1971. To ensure it remains reliable and keeps homes and businesses in the region suppl...

Eastern Green Link 2

EGL2 is a 2GW high voltage direct current (HVDC) electrical ‘superhighway’ cable link to be built between Peterhead in Aberdeenshire, Scotland and Drax in North Yorkshire, England.

Middleton Substation

National Grid Electricity Transmission is preparing to submit a planning application for an extension to Middleton Substation, near Heysham.

Sheffield Cable Replacement

National Grid is proposing to replace three existing underground cable routes between Pitsmoor, Wincobank and Templeborough substations in Sheffield.

West Yorkshire Overhead Line

In recent years we’ve been refurbishing part of our overhead line network in West Yorkshire.

Yorkshire Green

The Yorkshire GREEN project proposes new infrastructure including substations, overhead lines, underground cables and cable sealing end compounds (where underground cables meet ove...

Massachusetts

New York

Landowners and occupiers

News, Media, & Stories

Are you looking for...

Projects near you

Jobs in the UK

Jobs in the US

News

Press releases

Insights

Stories

Investor news

RNS feed

Images

Videos

Contact the media team

Ofgem's RIIO-T3 Final Determination

Our response to Ofgem's Final Determination for the RIIO-T3 framework for the period April 2026 to March 2031.

Read more

National Grid joins Northern Powerhouse Partnership

The partnership will support investment, skills, jobs and supply chain growth across...

Read more

Europe’s largest diameter Vertical Shaft Sinking Machine launched

The Vertical Shaft Sinking Machine (VSM) begins work at the Tilbury site, part of...

Read more

Corporate information and leadership

Are you looking for...

About our company

Latest news

Corporate information

Corporate governance

Corporate political engagement

Corporate registrations

Annual reports and accounts

Leadership

Our group executive committee

Our leadership

The board

Our vision and values

Our code of ethics

Innovation

Annual Report and Accounts

National Grid plc Annual Report and Accounts 2024/25

View the report

Our leadership

Meet the people who lead National Grid towards our energy future

See more

Our story and impact

Are you looking for...

Latest news

Projects near you

Our story

Our history

History of energy in the UK

What we do

Behind the Grid

Our impact and responsibility

Responsibility

Grid for Good

Our environment

Our customers and communities

Our people

Responsible business fundamentals

Responsible business reporting centre

Our UK supply chain

Putting our energy where it matters

Our responsibility to communities goes beyond delivering energy

Grid for Good

Take a journey behind the grid…

Go behind the scenes of the UK’s electricity system to discover how it all works

See more

The history of National Grid

A responsible business

Careers

Are you looking for...

About our company

Our responsibility

Our history

Explore opportunities

Inclusion & diversity

UK gender pay gap

Green collar jobs

Women in energy

Still studying?

Take your first step into an energy career

Internships

Recently graduated?

Our graduate programmes are open for applications

Graduate programmes

Want to learn as you earn?

Our apprenticeship programmes are accepting applications

Apprenticeships

Looking for a career change?

We're recruiting for our Construction Development Programme

See more

Energy explained
Energy customers
Find out about The Great Grid Upgrade

Power cut? Call 105

Connections Reform

We're delivering our part in Connections Reform for transmission connecting customers.

Learn more
Find your supplier

Upgrade your equipment

Connect to the network

Pay an invoice

Business customers
Investors
See our Full Year Results 2025/26

Investor event calendar

Annual Report and Accounts 2025/26

Share price tools
Investors home

Shareholder information

Are you looking for...

Dividends

Shareholder security

Share price and returns

AGM & GM

Dividends

Go paperless and chequeless dividends

Managing your shareholding

FAQ's

Shareholder security

Shareholder privacy notice

Share price & returns centre

Shareholder contacts

Find out how to get in touch

See contacts

Investor FAQs

Find answers to frequently-asked questions

See FAQs

Managing your shareholding

Information about managing your National Grid plc shares or National Grid ADRs

Find out more

General meetings

Find details and download documents relating to our GMs and AGMs

Find out more

News

Are you looking for...

Event calendar

Results centre

All National Grid news

Company announcements (RNS feed)

RIIO-T3

RIIO-2

Acquisition of WPD and strategic repositioning

Email alerts

Company announcements

All regulatory announcements made by National Grid plc to the London Stock Exchange

See announcements

Our RIIO-T3 business plan

Our business plan for RIIO-T3 sets out an ambitious framework to deliver up to £35bn investment.

Find out more

Receive our email alerts

Sign up to get our latest news sent straight to your inbox

Sign up

Results & events

Are you looking for...

General meetings

Investor Event 2025

Annual Reports and Accounts

Investor Event 2025

Event calendar

Results centre

Events and materials centre

Grid Guide to...

Event calendar

See all of our our upcoming investor events

See our events

Results centre

Download materials from our latest results announcement

Find out more

Events and materials

Download materials from our latest IR events and company announcements

Find out more

Environmental, Social & Governance

Resources & tools

Are you looking for...

Share price and returns

Dividend calculator

Share price calculator

Resources

Analyst modelling

Events and materials

Reports

Factsheets

Dividend calculator

Share price calculator

Analyst modelling

Financial modelling guidance for analysts

Find out more

Events and materials

Download materials from our latest IR events and company announcements

Find out more

Annual Reports and Accounts

Find annual reports and accounts for National Grid plc, UK subsidiaries and US subsidiaries

See reports

Factsheets

Find all of our factsheets for investors

See factsheets

Debt investors

Are you looking for...

Our Group structure

Credit ratings

Investor FAQs

Individual bond information

Debt information

Group structure

Credit ratings

Green financing

Debt investor events

Individual bond information

View our list of individual bonds

See more

Debt information

Debt investor relations is managed by Treasury’s Debt Capital Markets team

Find out more

Green financing

Our Green Financing report covers the allocation of our green bonds' proceeds and their environmental impact.

Find out more

Feedback

Contact us
Contact us
Power cut? Call 105

Connect to the UK transmission network
Contact Electricity Distribution

Contact Electricity Transmission

Contact National Grid Ventures

Contact National Grid Partners

US Contacts

I'm unsure who to contact

Explore National Grid
Explore National Grid
- Our businesses
- National Grid in your area
  - The Great Grid Upgrade
    
    The Great Grid Upgrade
  - East Midlands
    
    Braybrooke Network Rail Connection Project
    
    We are building a new electricity substation near Braybrooke, on the outskirts of Market Harborough in Leicestershire.
    
    Brinsworth to High Marnham Uprating
    
    We propose an uprating of the existing 275kV overhead lines to facilitate a transmission load of 400kV and the development of three new substations to help carry more green power f...
    
    Chesterfield to Willington
    
    The Chesterfield to Willington project will reinforce the electricity transmission network and provide the necessary increased capacity between the North and the Midlands.
    
    Weston Marsh to East Leicestershire
    
    We are proposing roughly 60 km of new 400 kV overhead line which would run east to west from the infrastructure at Weston Marsh substation(s)
    
    East Midlands
  - East of England
    
    Bramford to Twinstead
    
    We need to strengthen the network here to increase the network capability in the region to carry the clean green energy that is proposed in East Anglia.
    
    Bicker Fen – transformer installation for a new customer connection
    
    Over the next few years we’ll invest in new equipment at Bicker Fen substation.
    
    Cottam to Wymondley Overhead line refurbishment
    
    Over the next 2 years, we will be completing some essential refurbishment work to ensure that the line continues to provide a safe and reliable supply of electricity to homes and b...
    
    Navemby Substation
    
    National Grid Electricity Transmission is currently investigating suitable sites close to Navenby in Lincolnshire for a proposed new substation to connect to several proposed solar...
    
    Norwich to Tilbury
    
    The Norwich to Tilbury project is a proposal to build a new high voltage network reinforcement between Norwich, Bramford and Tilbury.
    
    Sea Link
    
    National Grid Electricity Transmission is currently developing proposals for Sea Link, a new planned high voltage undersea electricity link between Suffolk and Kent.
    
    East of England
  - London
    
    London Power Tunnels
    
    In Spring 2020 we embarked upon a seven-year, £1 billion project, to rewire South London via deep underground tunnels. This vital work will help keep Londoners connected to safe an...
    
    North London Reinforcement Project
    
    The North London Reinforcement project will see work being conducted on the existing overhead line between Pelham and Rye House substation and Hackney substation.
    
    London
  - North East
    
    Eastern Green Link 1
    
    EGL1 is a two gigawatt (GW) high voltage direct current (HVDC) electrical superhighway to be built between the Torness area in East Lothian, Scotland and Hawthorn Pit in County Dur...
    
    Eastern Green Link 3 and Eastern Green Link 4
    
    The Eastern Green Link 3 (EGL3) and Eastern Green Link 4 (EGL4) projects are needed to increase network capability to connect the numerous new offshore wind farms that are being de...
    
    Grimsby to Walpole
    
    The Grimsby to Walpole upgrade is a proposal to build a new high voltage overhead line in Lincolnshire, including building new pylons and new substations. It is needed to increase...
    
    North Humber to High Marnham
    
    We are proposing to build a new high voltage electricity transmission line and associated works between a new substation north of Hull at Creyke Beck in the East Riding of Yorkshir...
    
    South Shields Substation
    
    This work will include the erection of two new compounds on land already owned by National Grid for the installation of this equipment, and for some other associated works includin...
    
    Tyne Crossing Strategic Replacement
    
    National Grid is working with the North East Combined Authority (NECA), Port of Tyne and regional partners to remove the restriction posed by existing overhead electricity lines that cross the River Tyne at Wallsend and Jarrow.
    
    North East
  - North West
    
    Carlisle to Newcastle
    
    Carlisle to Newcastle is a proposal in its early stages of development to upgrade the electricity network between the North West and North East of England.
    
    Cross Border Connection
    
    This project is designed to strengthen the electricity network between Scotland and England. It will connect new sources of energy in the Scottish Borders to the wider network.
    
    Kearsley to Whitegate
    
    We are carrying out refurbishment work on our electricity transmission line that runs between our substations in Kearsley and Whitegate. This line is 15km long and has 45 pylons.
    
    Penwortham to Daines
    
    We are carrying out refurbishment work on our electricity transmission line that runs between our substations in Penwortham near Preston and Daines to the West of Manchester. This...
    
    North West
  - South East
    
    Essex overhead line
    
    Over the coming months, we will be replacing the remainder of the overhead line, conductors, and fittings on the Bramford to Braintree to Rayleigh route.
    
    Fleet to Lovedean Overhead Line
    
    The overhead lines running between Fleet and Lovedean have been operational for many years and National Grid has identified the route as needing refurbishment.
    
    Grain to Tilbury
    
    The Grain to Tilbury project is a proposed electricity infrastructure upgrade, involving the replacement of the existing 1960s Thames Cable Tunnel beneath the Thames between Tilbur...
    
    Littlebrook to Kemsley Overhead Line
    
    In recent years we’ve been refurbishing part of our overhead line network in Kent County.
    
    Littlebrook substation
    
    The current substation at Littlebrook, Dartford is no longer fit for purpose and a new facility is needed to ensure that we continue to provide a reliable supply of electricity for...
    
    Little Horsted – new substation
    
    Establishing a new grid supply point near Little Horsted, connected to UK Power Networks’ Lewes substation via new underground electricity cables.
    
    Richborough Connection
    
    The Richborough Connection will connect the high-voltage electricity link between Belgium and Richborough near Sandwich to the National Grid.
    
    South East
  - South West
    
    Bramley Network Rail Connection
    
    To support Network Rail in the decarbonisation of its network, we are installing a 400/25kV Supergrid transformer at Bramley substation and connecting it to a new trackside substat...
    
    Cotswold (Visual Impact Provision)
    
    A stunning landscape crossed by the popular Cotswold Way National Trail, with expansive views across farmland, ancient woodland and distinctive escarpments.
    
    Dorset (Visual Impact Provision)
    
    The geology is strongly expressed along the Jurassic Coast, a World Heritage Site, and gives rise to a varied landscape of downland, ridges and vales.
    
    Hinkley Connection Project
    
    In the South West, EDF Energy has been granted a Development Consent Order for a new nuclear power station at Hinkley Point.
    
    IFA2 Connection
    
    Constructing an electricity substation to connect the new IFA2 interconnector to the national electricity network.
    
    Landscape Enhancement Initiative (LEI)
    
    The Landscape Enhancement Initiative (LEI) is an important part of the VIP project. Championed by our stakeholders, the initiative aims to use up to £11m of the Ofgem provision for...
    
    Mannington to Nursling Overhead Line
    
    From October 2022, National Grid will be working in partnership with its contractor Balfour Beatty to refurbish a 40km/25 mile stretch of overhead power line between Nursling and M...
    
    North Wessex Downs (Visual Impact Provision)
    
    A predominantly chalkland landscape with dramatic scarp slopes and moulded dip slopes that reflect the area’s underlying chalk geology.
    
    South West
  - Wales / Cmyru
    
    Eryri (Visual Impact Provision)
    
    A dramatic and varied landscape which includes spectacular mountain scenery, glacial valleys, extensive moorlands and two dramatic coastal estuaries.
    
    Dinorwig to Pentir / O Ddinorwig i Bentir
    
    National Grid needs to replace the existing underground cables between Dinorwig power station and our substation at Pentir.
    
    Pembroke substation extension/ Estyniad Is-orsaf Penfro
    
    Pembroke substation site extension to help meet the growing demand for electricity in the area.
    
    Penrhos Substation / Is-orsaf Penrhos
    
    Construction of a new Gas Insulated Substation (GIS) and associated cable replacement.
    
    Pentir to Trawsfynydd reinforcement / Atgyfnerthu’r cysylltiad rhwng Pentir a Thrawsfynydd
    
    National Grid needs to reinforce and refurbish parts of the existing high voltage power network in North Wales.
    
    Swansea to Pembroke / Abertawe i Phenfro
    
    We’ll shortly be refurbishing the overhead power lines between Swansea and Pembroke.
    
    Walham to Cilfynydd / Walham i Cilfynydd
    
    We’ll shortly be refurbishing the overhead power lines between Walham and Cilfynydd / Cyn bo hir, byddwn yn adnewyddu'r llinellau pŵer uwchben rhwng Walham a Cilfynydd.
    
    Wales / Cmyru
  - West Midlands
    
    Coleshill to Bedworth
    
    We’ll carry out further upgrade and maintenance work to fully refurbish the 50-year-old line. This concludes the activity we started in 2017. This will keep the transmission networ...
    
    West Midlands
  - Yorkshire & the Humber
    
    Drax to Thornton Overhead Line
    
    Our overhead line running between Drax and Thornton, in Yorkshire, has been operational since 1971. To ensure it remains reliable and keeps homes and businesses in the region suppl...
    
    Eastern Green Link 2
    
    EGL2 is a 2GW high voltage direct current (HVDC) electrical ‘superhighway’ cable link to be built between Peterhead in Aberdeenshire, Scotland and Drax in North Yorkshire, England.
    
    Middleton Substation
    
    National Grid Electricity Transmission is preparing to submit a planning application for an extension to Middleton Substation, near Heysham.
    
    Sheffield Cable Replacement
    
    National Grid is proposing to replace three existing underground cable routes between Pitsmoor, Wincobank and Templeborough substations in Sheffield.
    
    West Yorkshire Overhead Line
    
    In recent years we’ve been refurbishing part of our overhead line network in West Yorkshire.
    
    Yorkshire Green
    
    The Yorkshire GREEN project proposes new infrastructure including substations, overhead lines, underground cables and cable sealing end compounds (where underground cables meet ove...
    
    Yorkshire & the Humber
  - Massachusetts
    
    Massachusetts
  - New York
    
    New York
  - Landowners and occupiers
    
    Landowners and occupiers
- News, Media, & Stories
  - News
    
    News
  - Press releases
    
    Press releases
  - Insights
    
    Insights
  - Stories
    
    Stories
  - Investor news
    
    Investor news
  - RNS feed
    
    RNS feed
  - Images
    
    Images
  - Videos
    
    Videos
  - Contact the media team
    
    Contact the media team
- Corporate information and leadership
  - Corporate information
    
    Corporate information
  - Leadership
    
    Leadership
- Our story and impact
- Careers
- Energy explained
See our Full Year Results 2025/26

What is The Great Grid Upgrade?

Discover our latest news

Be part of the energy future

Browse our career opportunities and training programmes

Discover your new career
Energy customers
Energy customers
Find out about The Great Grid Upgrade

Power cut? Call 105

Connections Reform

We're delivering our part in Connections Reform for transmission connecting customers.

Learn more
Investors
Investors
See our Full Year Results 2025/26

Investor event calendar

Annual Report and Accounts 2025/26

Share price tools
Contact us
Contact us
Power cut? Call 105

Connect to the UK transmission network

Explore National Grid
See our Full Year Results 2025/26

The Upstate Upgrade

Transforming our energy networks to deliver reliable, resilient energy to 4.2 million customers in New York

Find out more

News hub

The latest news, stories and updates

See all news

Be part of the energy future

Browse our career opportunities and training programmes

Discover your new career
Our businesses

Are you looking for...

About our company

Latest news

Outage central

Our company

National Grid Partners

National Grid Ventures

Who we are

Our people

Our community

Education hub

Latest news

Contact us

What we do

Competitive electricity transmission

Electricity interconnectors

Conventional generation (GENCO)

Future developments

Offshore Hybrid Assets

Offshore Wind

Hydrogen

In consultation

National Grid in the US

Electricity Transmission (UK)

Who are we

Running the network

Our network in numbers

Your bill explained

How we're regulated

Our people

Our leadership team

Our RIIO-2 business plan

Our RIIO-T2 performance

Our RIIO-T3 business plan

Our environmental plan and performance

Our grantors, landowners and occupiers

Stories

Connections

Connections process

Connections reform

How we facilitate connections

Connections cost procedure

Network and infrastructure

Infrastructure projects

Network route maps

Working near our assets

Landowners, occupiers and grantors

Planning and development

Electricity emergencies and safety advice

Electricity Safety Rules

Visual Impact Provision

Engineering solutions

Additional solutions

Asset Maintenance

Case studies

Consultancy and Policy Support

Testing services

Incident Response

Innovation

Deeside Centre for Innovation

Project RICA

How to work with us

Our future networks

Future Network Blueprints

Our Whole System Approach

Contact Us

Frequently asked questions

What to do in a power cut

Contacts and information for landowners, occupiers and grantors

Electricity Distribution (UK)

Strategic Infrastructure (UK)

Upstate Upgrade

Massachusetts Grid Modernization

Building a smarter, stronger energy system for 3.2 million customers in Massachusetts

Find out more

National grid in your area

Are you looking for...

Outage central

Latest news

Upstate upgrade

Report an outage

Report a gas emergency

Storm safety

Climate resiliency plan

Upstate Upgrade

Massachusetts Grid Modernization

Building a smarter, stronger energy system for 3.2 million customers in Massachusetts

Find out more

News, Media, & Stories

Are you looking for...

Projects near you

Jobs in the UK

Jobs in the US

News

Media contacts

National Grid Launches AI-Powered Wildfire Risk

2,500 Thanksgiving Meal Boxes for Long Island families

We've partnered with Feeding NY, a program sponsored by the United Nations Global Youth & Excellence Leadership Program.

Read more

Corporate information and leadership

Are you looking for...

About our company

Latest news

Corporate information

Corporate governance

Corporate political engagement

Corporate registrations

Annual reports and accounts

Leadership

Our group executive committee

Our leadership

The board

Our vision and values

Code of ethics

Innovation

Annual Report and Accounts

National Grid plc Annual Report and Accounts 2024/25

View the report

Our leadership

Our story and impact

Are you looking for...

Latest news

Projects near you

Our story

Our history

History of energy in the UK

What we do

Behind the grid

Our impact and responsibility

Responsibility

Grid for Good

Our environment

Our customers and communities

Our people

Responsible business fundamentals

Responsible business reporting centre

Putting our energy where it matters

Our responsibility to communities goes beyond delivering energy

Grid for Good

The history of National Grid

A responsible business

Take a journey behind the grid…

Go behind the scenes of the UK’s electricity system to discover how it all works

See more

Careers

Are you looking for...

About our company

Our responsibility

Our history

Explore opportunities

Inclusion & diversity

UK gender pay gap

Green collar jobs

Women in energy

Jobs in New York

Early careers

Energy explained
Energy customers
Sign in to your account

Pay your bill

Tell us you're moving
Your account

Billing & payments

Save energy & money

Safety & outages
Investors
See our Full Year Results 2025/26

Investor event calendar

Annual Report and Accounts 2025/26

Share price tools
Investors home

Shareholder Information

Are you looking for...

Dividends

Shareholder security

Share price and returns

AGM and GM

Dividends

Go paperless and chequeless dividends

Managing your shareholding

FAQ's

Shareholder security

Shareholder privacy notice

Share price & returns centre

Shareholder contacts

Find out how to get in touch

See contacts

Investor FAQs

Find answers to frequently-asked questions

See FAQs

Managing your shareholding

Information about managing your National Grid plc shares or National Grid ADRs

Find out more

General meetings

Find details and download documents relating to our GMs and AGMs

Find out more

News

Are you looking for...

Event calendar

Results centre

All National Grid news

Company announcements (RNS Feed)

RIIO-T3

RIIO-2

Acquisition of WPD and strategic repositioning

Email alerts

Company announcements

All regulatory announcements made by National Grid plc to the London Stock Exchange

See announcements

Our RIIO-T3 business plan

Our business plan for RIIO-T3 sets out an ambitious framework to deliver up to £35bn investment.

Find out more

Receive our email alerts

Sign up to get our latest news sent straight to your inbox

Sign up

Results and events

Are you looking for...

General meetings

Investor Event 2025

Annual Reports and Accounts

Investor Event 2025

Event calendar

Results centre

Events and materials centre

Grid Guide to

Event calendar

See all of our our upcoming investor events

See our events

Results centre

Download materials from our latest results announcement

Find out more

Events and materials

Download materials from our latest IR events and company announcements

Find out more

Environmental, Social & Governance

Resources & tools

Are you looking for...

Share price and returns

Dividend calculator

Share price calculator

Resources

Analyst modelling

Events and materials

Reports

Factsheets

Dividend calculator

Share price calculator

Analyst modelling

Financial modelling guidance for analysts

Find out more

Events and materials

Download materials from our latest IR events and company announcements

Find out more

Annual Reports and Accounts

Find annual reports and accounts for National Grid plc, UK subsidiaries and US subsidiaries

See reports

Factsheets

Find all of our factsheets for investors

See factsheets

Debt investors

Are you looking for...

Our Group structure

Credit ratings

Investor FAQs

Individual bond information

Debt information

Group structure

Credit ratings

Green financing

Debt investor events

Individual bond information

View our list of individual bonds

See more

Debt information

Debt investor relations is managed by Treasury’s Debt Capital Markets team

Find out more

Green financing

Our Green Financing report covers the allocation of our green bonds' proceeds and their environmental impact.

Find out more

Feedback

Contact us
Contact us
Experiencing a power outage?

Report or check an outage

What to do if you smell gas?

Smell gas? Act fast
Contact us

Report an outage

Report a gas emergency

Explore National Grid
Explore National Grid
See our Full Year Results 2025/26

The Upstate Upgrade

Transforming our energy networks to deliver reliable, resilient energy to 4.2 million customers in New York

Find out more

News hub

The latest news, stories and updates

See all news

Be part of the energy future

Browse our career opportunities and training programmes

Discover your new career
Energy customers
Energy customers
Sign in to your account

Pay your bill

Tell us you're moving
Investors
Investors
See our Full Year Results 2025/26

Investor event calendar

Annual Report and Accounts 2025/26

Share price tools
Contact us
Contact us
Experiencing a power outage?

Report or check an outage

What to do if you smell gas?

Smell gas? Act fast

Explore National Grid
See our Full Year Results 2025/26

Discover our latest news

Be part of the energy future

Browse our career opportunities and training programmes

Discover your new career
Our businesses

Are you looking for...

About our company

Latest-news

Outage central

Our company

National Grid Partners

National Grid Ventures

Who we are

Our people

Our community

Education hub

Latest news

Contact us

What we do

Competitive electricity transmission

Electricity interconnectors

Conventional generation (GENCO)

National Grid in the US

Electricity Transmission (UK)

Who are we

Running the network

Our network in numbers

Your bill explained

How we're regulated

Our people

Our leadership team

Our RIIO-2 business plan

Our RIIO-T2 performance

Our RIIO-T3 business plan

Our environmental plan and performance

Our grantors, landowners and occupiers

Stories

Connections

Connections process

Connections reform

How we facilitate connections

Connections cost procedure

Network and infrastructure

Infrastructure projects

Network route maps

Working near our assets

Landowners, occupiers and grantors

Planning and development

Electricity emergencies and safety advice

Electricity Safety Rules

Visual Impact Provision

Engineering solutions

Additional solutions

Asset Maintenance

Case studies

Consultancy and Policy Support

Testing services

Incident Response

Innovations

Deeside Centre for Innovation

Project RICA

How to work with us

Our future networks

Future Network Blueprints

Our Whole System Approach

Contact us

Frequently asked questions

What to do in a power cut

Contacts and information for landowners, occupiers and grantors

Electricity Distribution (UK)

Strategic Infrastructure (UK)

Massachusetts Grid Modernization

The Upstate Upgrade

Transforming our energy networks to deliver reliable, resilient energy to 4.2 million customers in New York

Find out more

National Grid in your area

Are you looking for...

Outage central

Latest news

Grid modernisation

Report an outage

Report a gas emergency

Storm safety

Massachusetts Grid Modernization

The Upstate Upgrade

Transforming our energy networks to deliver reliable, resilient energy to 4.2 million customers in New York

Find out more

News, Media, & Stories

Are you looking for...

Projects near you

Jobs in the UK

Jobs in the US

News

Media contacts

Energy Affordability Assistance in Massachusetts

Funds to provide resources to help Massachusetts seniors and income-eligible households manage energy costs

Read more

National Grid Launches AI-Powered Wildfire Risk Initiative with Rhizome

As wildfire risk increases across the Northeast, we're taking action to improve resilience for customers and communities

Read more

Corporate information and leadership

Are you looking for...

About our company

Latest news

Corporate information

Corporate governance

Corporate political engagement

Corporate registrations

Annual reports and accounts

Leadership

Our group executive committee

Our leadership

The board

Our vision and values

Code of ethics

Innovation

Annual Report and Accounts

National Grid plc Annual Report and Accounts 2024/25

View the report

Meet the people who lead National Grid towards our energy future

Our story and impact

Are you looking for...

Latest news

Projects near you

Our story

Our history

History of energy in the UK

What we do

Behind the grid

Our impact and responsibility

Responsibility

Grid for good

Our environment

Our customers and communities

Our people

Responsible business fundamentals

Responsible business reporting centre

Putting our energy where it matters

Our responsibility to communities goes beyond delivering energy

Grid for Good

The history of National Grid

A responsible business

Take a journey behind the grid…

Go behind the scenes of the UK’s electricity system to discover how it all works

See more

Careers

Are you looking for...

About our company

Our responsibility

Our history

Explore opportunities

Inclusion & diversity

UK gender pay gap

Green collar jobs

Women in energy

Jobs in New England

Early careers

Energy explained
Energy customers
Sign in to your account

Pay your bill

Tell us you're moving
Your account

Billing & payments

Save energy & money

Safety & outages

Marketplace
Investors
See our Full Year Results 2025/26

Investor event calendar

Annual Report and Accounts 2025/26

Share price tools
Investors home

Shareholder information

Are you looking for...

Dividends

Shareholder security

Share price and returns

AGM and GM

Dividends

Go paperless and chequeless dividends

Managing your shareholding

FAQ's

Shareholder security

Shareholder privacy notice

Share price & returns centre

Shareholder contacts

Find out how to get in touch

See contacts

Investor FAQs

Find answers to frequently-asked questions

See FAQS

Managing your shareholding

Information about managing your National Grid plc shares or National Grid ADRs

Find out more

General meetings

Find details and download documents relating to our GMs and AGMs

Find out more

News

Are you looking for...

Event calendar

Results centre

All National Grid news

Company announcements (RNS Feed)

RIIO-T3

RIIO-2

Acquisition of WPD and strategic repositioning

Email alerts

Company announcements

All regulatory announcements made by National Grid plc to the London Stock Exchange

See announcements

Our RIIO-T3 business plan

Our business plan for RIIO-T3 sets out an ambitious framework to deliver up to £35bn investment.

Find out more

Receive our email alerts

Sign up to get our latest news sent straight to your inbox

Sign up

Results and events

Are you looking for...

General meetings

Investor Event 2025

Annual Reports and Accounts

Investor Event 2025

Event calendar

Results centre

Events and materials centre

Grid Guide to

Event calendar

See all of our our upcoming investor events

See our events

Results centre

Download materials from our latest results announcement

Find out more

Events and materials

Download materials from our latest IR events and company announcements

Find out more

Environmental, Social & Governance

Resources & tools

Are you looking for...

Share price and returns

Dividend calculator

Share price calculator

Resources

Analyst modelling

Events and materials

Reports

Factsheets

Dividend calculator

Share price calculator

Analyst modelling

Financial modelling guidance for analysts

Find out more

Events and materials

Download materials from our latest IR events and company announcements

Find out more

Annual Reports and Accounts

Find annual reports and accounts for National Grid plc, UK subsidiaries and US subsidiaries

See reports

Factsheets

Find all of our factsheets for investors

See factsheets

Debt investors

Are you looking for...

Our Group structure

Credit ratings

Investor FAQs

Individual bond information

Debt information

Group structure

Credit ratings

Green financing

Debt investor events

Individual bond information

View our list of individual bonds

See more

Debt information

Debt investor relations is managed by Treasury’s Debt Capital Markets team

Find out more

Green financing

Our Green Financing report covers the allocation of our green bonds' proceeds and their environmental impact.

Find out more

Feedback

Contact us
Contact us
Experiencing a power outage?

Experiencing a power outage?

Smell gas? Act fast

What to do if you smell gas
Contact us

Report an outage

Report a gas emergency

Explore National Grid
Explore National Grid
See our Full Year Results 2025/26

Discover our latest news

Be part of the energy future

Browse our career opportunities and training programmes

Discover your new career
Energy customers
Energy customers
Sign in to your account

Pay your bill

Tell us you're moving
Investors
Investors
See our Full Year Results 2025/26

Investor event calendar

Annual Report and Accounts 2025/26

Share price tools
Contact us
Contact us
Experiencing a power outage?

Experiencing a power outage?

Smell gas? Act fast

What to do if you smell gas

Home
Investors
Debt investors
Individual bond information

NGG Finance plc Hybrid Bonds Documentation

Prospectus

Published

Name

9 Mar 2021

NGG Finance Euro Securities Prospectus

© National Grid 2026

Connect with Us
- Contact us
- Media contacts
Work for us
- Careers UK
- Careers US
About us
Our policies
- Terms and conditions
- Privacy policy
- Human rights policy
- Cookie policy
- Manage cookie preferences
- Modern slavery statement
- Accessibility statement
Stories
More from National Grid