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  • About us
    • Who we are
      • Gas and Electricity Markets Authority
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      • Working for consumers
        • Protecting vulnerable consumers
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      • Promoting value for money
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    • How we engage
      • Engaging on consumer issues
        • Non-Domestic: Large User Group
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      • Engaging on environmental and sustainability issues
        • Sustainable Development Advisory Group
      • Engaging with industry
        • Independent energy suppliers
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  • Consumers
    • Household gas and electricity guide
      • Understand your gas and electricity bills
        • Energy bill credit explained
      • Complain about your gas or electricity bill or supplier
      • Understand smart, prepayment and other energy meters
        • Smart meters: Your rights
        • Onsite generation and metering
      • How to switch energy supplier and shop for a better deal
        • Ofgem-accredited price comparison sites
        • How to switch energy supplier if you’re in debt
        • How to switch energy supplier if you’re a tenant
        • Compensation if there’s an energy switch problem
        • How to deal with energy sales people
          • Protect yourself from scams
        • Prompting engagement in energy tariff choices
      • Save money on your gas and electricity bills
      • Who to contact if it's difficult paying energy bills
        • Energy back-billing: Your rights
        • Energy supply disconnection and prepayment meter rules
      • Extra help from energy services
        • Priority Services Register
        • Home heating support schemes and advice
        • Energy saving support schemes and advice
        • Power cuts: Help and compensation under the Guaranteed Standards
        • Ofgem safety net: If your energy supplier goes out of business
      • Connections and moving home
        • Get or alter a gas or electricity connection
        • Who is my gas or electricity supplier?
        • Who is my gas or electricity distribution network operator?
      • Key terms and issues explained
    • Business gas and electricity guide
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      • Switch energy supplier and shop for a better deal
      • Complain about your energy bill or supplier
      • Generate renewable energy
      • Ofgem safety net: If your energy supplier goes out of business
      • Videos, factsheets and updates
      • Key terms and issues explained
    • Energy supplier comparison data
      • Compare supplier performance on customer service
      • Compare supplier performance on complaints
    • Consumer research
      • Research surveys with household consumers
      • Other research with household consumers
      • Research surveys with business consumers
      • Other research with business consumers
      • Research datasets
    • Energy explained: Videos and infographics
  • Gas
    • Wholesale market
      • The GB gas wholesale market
      • Market efficiency, review and reform
        • Cash out arrangements
        • System Operator incentives
        • Gas Significant Code review
        • Third party access exemptions
      • European market
        • EU legislation
        • REMIT
          • Registering as a market participant under REMIT
          • Reporting suspected market abuse or suspicious transactions under REMIT
          • Use of exemptions and delaying publication of inside information under REMIT
      • Gas quality
      • Gas security of supply
        • Gas emergency arrangements
      • Forums, seminars and working groups
        • Demand Side Working Group
        • Gas Significant Code Review - seminars and workshops
        • National Grid Outlook seminars
        • European forums
          • DECC/BEIS and Ofgem Stakeholder Group
      • Publications library: Gas wholesale market
    • Retail market
      • The GB gas retail market
      • Market review and reform
        • Default tariff cap
        • Smarter Markets Programme
          • Consumer empowerment and protection
          • Working with our stakeholders
            • Smarter markets coordination group
        • Switching Programme
        • Metering Arrangements Review
        • Retail Market Review
          • Simpler, Clearer, Fairer market reforms
          • Energy Supply Probe
        • Implementation of the CMA remedies
          • State of competition in the energy market assessment
          • Prepayment price cap
        • Direct marketing
        • Notification of price changes
        • Gas theft
        • Third Party Intermediaries (TPI) Programme
        • Future retail regulation
        • Energy back-billing project
        • Project Nexus
        • midata in energy project
      • Metering
        • Transition to smart meters
          • Data and Communications Company: Ofgem publications
          • Energy Demand Research Project
        • Metrology and asset management
        • Meter reading and installation
      • Forums, seminars and working groups
        • Consumer Bills and Communications Round Table Group
        • European forums
          • Citizens’ Energy Forum
        • Retail Market Review – stakeholder engagement
        • Smarter Markets Coordination Group
        • Third Party Intermediaries (TPI) Programme working group
        • Design Advisory Board For Market-Wide Half-Hourly Settlement
        • Ofgem/DECC Independent Suppliers Forum
        • Switching Programme Delivery Group
        • Switching Programme Design Authority
        • Switching Programme Design Forums
        • Switching Programme External Design Advisory Group
        • Switching Programme Steering Group
        • Switching Programme Data Working Group
        • Switching Programme Technical Design Authority
      • Retail market monitoring
        • Understanding trends in energy prices
        • Understanding the profits of the big energy suppliers
        • Typical Domestic Consumption Values
      • Publications library: Gas retail market
    • Transmission networks
      • The GB gas transmission network
      • Gas Transmission Charging Review
        • Industry report on GTCR technical working groups
      • Network price controls
        • RIIO-T1 Price Control
        • Liquified natural gas price control (LNG)
        • Transmission Price Control Review 4 Roll-Over
      • Network innovation
      • Carbon Capture and Storage
      • Entry and exit capacity
        • Entry capacity and auctions
        • Entry substitution
        • Exit capacity
        • Exit substitution
      • Gas interconnectors
      • Revenue drivers
      • Forums, seminars and working groups
        • National Transmission System Charging Methodology Forum (NTSCMF)
      • Publications library: Gas transmission networks
    • Distribution networks
      • The GB gas distribution network
      • Connections and competition
        • Competition in connections
        • Independent Gas Transporters
      • Network price controls
        • RIIO–GD1 price control
        • Gas Distribution Price Control Review 2007-2013
        • Monitoring price control compliance
        • Quality of service
        • Customer service
      • Charging arrangements
        • Modifications to charging methodologies
      • Network innovation
      • Forums, seminars and working groups
      • Publications library: Gas distribution networks
  • Electricity
    • Wholesale market
      • The GB electricity wholesale market
      • Liquidity
      • Market efficiency, review and reform
        • Cash out arrangements
        • System Operator incentives
        • Electricity Balancing Significant Code Review
        • Electricity Market Reform
          • Capacity Market (CM) Rules
            • Capacity Market Rules Change Proposals
          • EMR Dispute Resolution
          • Offtaker of Last Resort
            • Information for generators
            • Information for suppliers
      • European market
        • EU legislation
        • REMIT
          • Registering as a market participant under REMIT
          • Reporting suspected market abuse or suspicious transactions under REMIT
          • Use of exemptions and delaying publication of inside information under REMIT
      • Electricity security of supply
      • Forums, seminars and working groups
        • Demand Side Working Group
        • National Grid Outlook seminars
        • European Forums
          • DECC/Ofgem Stakeholder Group
        • Future Trading Arrangements and Future Wholesale Markets
      • Publications library: Electricity wholesale market
    • Retail market
      • The GB electricity retail market
      • Market review and reform
        • Default tariff cap
        • Smarter Markets Programme
          • Consumer empowerment and protection
          • Electricity settlement
          • Working with our stakeholders
        • Switching Programme
        • Electricity system flexibility
        • Metering Arrangements Review
        • Retail Market Review
          • Simpler, Clearer, Fairer market reforms
          • Energy Supply Probe
        • Implementation of the CMA remedies
          • State of competition in the energy market assessment
          • Prepayment price cap
        • Direct marketing
        • Notification of price changes
        • Electricity theft
        • Third Party Intermediaries (TPI) Programme
        • Future retail regulation
        • Energy back-billing project
        • midata in energy project
      • Metering
        • Transition to smart meters
          • Data and Communications Company: Ofgem publications
          • Energy Demand Research Project
          • Smart meters: DNOs privacy plans
        • Metrology and asset management
      • Forums, seminars and working groups
        • Consumer Bills and Communications Round Table Group
        • Electricity Settlement Expert Group
        • European Forums
          • Citizens’ Energy Forum
        • Retail Market Review – stakeholder engagement
        • Smarter Markets Coordination Group
        • Third Party Intermediaries (TPI) Programme working group
        • Ofgem/DECC Independent Suppliers Forum
        • Switching Programme Delivery Group
        • Switching Programme Design Authority
        • Switching Programme Design Forums
        • Switching Programme External Design Advisory Group
        • Switching Programme Steering Group
        • Switching Programme Data Working Group
        • Switching Programme Technical Design Authority
      • Retail market monitoring
        • Understanding trends in energy prices
        • Understanding the profits of the six large energy suppliers
        • Typical Domestic Consumption Values
      • Publications library: Electricity retail market
    • Transmission networks
      • The GB electricity transmission network
      • Network price controls
        • RIIO-T1 price control
        • Transmission Price Control Review 4 Roll-Over
        • Visual amenity
      • Electricity interconnectors
      • Competition in onshore transmission
      • Offshore transmission
        • Our role in offshore transmission
        • Offshore transmission tenders
          • Tender Round 1
          • Tender Round 2
          • Tender Round 3
          • Tender Round 4
          • Tender Round 5
          • Tender Round 6
        • Offshore transmission policy design
          • Enduring tenders
          • Coordination policy
        • The Energy Act
        • Transmission Standard Framework
        • Forums, seminars and working groups
          • System Operator Transmission Owner Code Working Group
          • Grid Code Working Group
          • Great Britain Security and Quality of Supply Standard Working Group
        • Publications library: Offshore transmission
      • Critical investments
        • Transmission Investment for Renewable Generation (TIRG)
        • Transmission Investment Incentives
        • Strategic Wider Works
          • Beauly Mossford
          • Kintyre-Hunterston
          • Caithness Moray
          • North West Coast Connections
          • Scottish Island Links
          • Hinkley Seabank
      • Charging
        • Project TransmiT
        • Reform of network access and forward-looking charges
        • Targeted Charging Review: Significant Code Review
      • Connections
      • European-wide initiatives
        • EU legislation
      • Network innovation
      • Transmission Access Review
      • Integrated Transmission Planning and Regulation (ITPR)
      • Forums, seminars and working groups
        • Extending competition in transmission industry group
        • Integrated Transmission Planning and Regulation workshops
        • Project TransmiT Stakeholder Forum
      • Publications library: Electricity transmission networks
      • Electricity SO Reform
    • Distribution networks
      • The GB electricity distribution network
      • Connections and competition
        • Competition in connections
        • Independent Distribution Network Operators
        • Distributed generation
      • Network price controls
        • RIIO-ED1 price control
        • Cost reporting
        • Distribution Price Control Review 5
        • Distribution Price Control Review 4
        • Monitoring price control compliance
        • Quality of service
          • Quality of service incentives
        • Customer service
      • Charging arrangements
        • Modifications to charging methodologies
      • Losses Incentive Mechanism
      • Network innovation
        • Innovation Funding Incentive
        • Low Carbon Networks Fund
          • First Tier projects
            • Electricity North West Limited
            • Northern Powergrid
            • SP Energy Networks
            • SSE
            • UK Power Networks
            • Western Power Distribution
          • Second Tier projects
            • Electricity Northwest Limited
            • Northern Powergrid
            • SP Energy Networks
            • SSE
            • UK Power Networks
            • Western Power Distribution
            • Second Tier - projects not awarded funding
          • Expert Panel
      • Forums, seminars and working groups
        • DECC & Ofgem Smart Grid Forum
          • Workstream two (WS2): Evaluation framework
          • Workstream three (WS3): Developing networks for low-carbon
          • Workstream six (WS6): Commercial and regulatory issues
          • Workstream seven (WS7): 2030 distribution system
          • Workstream nine (WS9): Technological innovation and growth
        • Electricity Connections Steering Group (ECSG)
          • Extension of Contestability Sub-Group
          • Point of Connection Sub-Group
        • Metered Connections Customer Group
        • Quality of Service Working Group
        • Unmetered Connections Customer Group
      • Electricity distribution networks publications library
  • Environmental Programmes
    • Ofgem’s role and delivery performance
      • Supplier performance report: government environmental programmes
    • Domestic Renewable Heat Incentive (Domestic RHI)
      • Applicants
        • Eligible heating systems
          • Do I need metering?
          • Optional monitoring
          • Product eligibility list
        • Registered social and private landlords
        • Apply for the Domestic RHI
      • Participants
        • Audit checks
        • Ongoing obligations
          • Change of ownership
          • Rules for biomass fuel use
        • Submitting your meter reading
      • Investors, installers and industry
        • Installers and metering
        • Installers and optional monitoring
      • About the Domestic RHI
        • Case studies
        • Changes to the scheme
      • Contacts, guidance and resources
        • Documents and videos
          • Video: Compliance and enforcement
        • Key terms explained for the Domestic Renewable Heat Incentive
        • Public reports and data: Domestic RHI
        • Tariffs and payments: Domestic RHI
        • Publications library: Domestic RHI
        • Reviews and complaints
        • Who to contact
      • Apply now or log in to your MyRHI account
    • Warm Home Discount
      • Warm Home Discount reports and statistics
      • Publications library: WHD
    • Government Electricity Rebate (GER)
      • Publications library: GER
    • Non-Domestic Renewable Heat Incentive (RHI)
      • Applicants
        • Eligibility
        • How to apply
      • Participants
        • Audit and compliance
        • Meter reading and your responsibilities
      • Installers and industry
      • About the Non-Domestic RHI
        • Changes to the Non-Domestic RHI
        • Northern Ireland Renewable Heat Incentive
      • Contacts, guidance and resources
        • Key terms explained: Non-Domestic RHI
        • Publications library: Non-Domestic RHI
        • Public reports and data
        • Scheme contacts: Non-Domestic RHI
        • Tariffs and payments Non-Domestic RHI
    • Feed-in Tariffs (FIT)
      • Applicants
        • Microgeneration Certification Scheme (MCS)
        • ROO-FIT
          • FIT anaerobic digestion: sustainability and feedstocks
        • Benefits for communities and schools
      • FIT tariff rates
      • Electricity suppliers
        • FIT licensees
      • About the FIT scheme
        • Changes to the FIT scheme
      • Contacts, guidance and resources
        • Publications library: FIT scheme
        • Public reports and data: FIT
          • Annual reports
          • Deployment caps reports
          • Installation reports
          • Levelisation reports
          • Quarterly reports
          • Quarterly statistics
        • FIT licensee contact details
        • Scheme contacts: FIT
    • Renewables Obligation (RO)
      • Applicants
        • Apply for the RO
        • Biomass sustainability
        • Fuelled stations and fuel measurement and sampling (FMS)
        • Microgenerators in Northern Ireland (Micro-NIRO)
        • Submitting data and managing certificates: RO
      • Agents
        • Submit data as an agent
      • Energy suppliers
        • RO compliance process
      • About the RO
        • RO closure
      • Contacts, publications and data
        • Scheme contacts: RO
        • Public reports and data: RO
        • Publications library: RO
    • Renewable Energy Guarantees Origin (REGO)
      • Applicants
        • Apply to the REGO scheme
        • Fuelled stations and FMS
        • REGO: Submitting data and managing certificates
      • Energy suppliers
        • Fuel mix disclosure
        • Guarantees of Origin (GoOs)
      • About the REGO scheme
      • Contacts, publications and data
        • Scheme contacts: REGO
        • Publications library: REGO
        • Public reports and data: REGO
    • Smart Export Guarantee (SEG)
      • SEG: About the Smart Export Guarantee (SEG)
      • SEG: Electricity suppliers
      • SEG: Generators
      • SEG anaerobic digestion: sustainability criteria and reporting requirements
      • SEG: Contacts, guidance and resources
    • Non Fossil Fuel Obligation (NFFO) / Scottish Renewable Obligation (SRO)
    • Energy Company Obligation (ECO)
      • Support for improving your home
        • FAQs for domestic consumers
      • Installers and industry
        • FAQs: installers and industry
      • Energy suppliers
      • About the ECO scheme
      • Contacts, guidance and resources
        • Consultations and feedback
        • ECO forums and working groups
          • ECO reporting working group
          • ECO stakeholder delivery group
          • ECO supplier forum
        • ECO guidance
        • ECO public reports and data
        • ECO publications library
        • Supplier contact details
      • Overview of previous schemes
    • Counter fraud for environmental and social programmes
    • Information on the Renewables and CHP Register
    • CCL: About the Climate Change Levy exemption
      • Applying for accreditation and claiming Levy Exemption Certificates (LECs)
      • Data and statistics: CCL exemption
      • Publications library: Climate Change Levy (CCL) exemption
      • Scheme contacts: CCL exemption
      • CCL: Suppliers
      • CCL: Agents
      • CCL: Generators
      • CCL: Contacts, publications and data
  • Investigations
    • Provisional orders and final orders
    • Retail compliance
    • Investigations and enforcement data
    • Ofgem's powers
      • Enforcement Decision Panel
    • Why and how we investigate
    • Enforcement guidelines and lessons learned
    • Enforcement annual reports
  • Consultations
    • Our consultation responses
    • Our consultation policy
  • News & Blog
    • News & press releases
    • Our blog
    • Speeches & presentations
    • Facts & figures
    • Media contacts
  • Data Portal
    • Overview
    • All Charts
    • Retail Market Indicators
    • Wholesale Market Indicators
    • Customer Service Indicators

Pages in this section

Environmental Programmes
  • Ofgem’s role and delivery performance
  • Domestic Renewable Heat Incentive (Domestic RHI)
  • Warm Home Discount
  • Government Electricity Rebate (GER)
  • Non-Domestic Renewable Heat Incentive (RHI)
  • Feed-in Tariffs (FIT)
  • Renewables Obligation (RO)
  • Renewable Energy Guarantees Origin (REGO)
  • Smart Export Guarantee (SEG)
    • SEG: About the Smart Export Guarantee (SEG)
    • SEG: Electricity suppliers
    • SEG: Generators
    • SEG anaerobic digestion: sustainability criteria and reporting requirements
    • SEG: Contacts, guidance and resources
  • Non Fossil Fuel Obligation (NFFO) / Scottish Renewable Obligation (SRO)
  • Energy Company Obligation (ECO)
  • Counter fraud for environmental and social programmes
  • Information on the Renewables and CHP Register
  • CCL: About the Climate Change Levy exemption

Smart Export Guarantee (SEG)

Welcome to the home of the Smart Export Guarantee (SEG). Find the information you need using the boxes below.

Electricity Suppliers

Find out how to comply with SEG if you're a supplier.

Generators

Find information about accessing SEG payments by reading our guides and FAQs.

About the SEG

Find out about the guarantee, how it works and our role in administrating it.

Contacts, guidance and resources

Find contact details for the team and access to publications about the SEG.

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