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Energy Company Obligation (ECO) - Contacts, guidance and resources

OFGEM·guidance·low·2 Apr 2026·source document

Summary

Ofgem's ECO4 resource page collects contact details, guidance documents, and monthly reporting links for suppliers and installers delivering the Energy Company Obligation scheme. No new rules, targets, or costs are announced. This is a standing reference page, not a policy development.

Why it matters

ECO is a supplier obligation that redistributes costs from bill-payers to fuel-poor households. This page is administrative infrastructure for an existing scheme, not a change to it.

Key facts

  • ECO4 is the current phase of the Energy Company Obligation
  • Page provides contacts for compliance, fraud reporting, LA flex, and new measures
  • Monthly supplier progress reports published separately

Areas affected

suppliersretail market
Memo

Energy Company Obligation (ECO) - Contacts, guidance and resources | Ofgem Please enable JavaScript in your web browser to get the best experience. BETA This site is currently in BETA. Help us improve by giving us your feedback . Close alert: Energy Company Obligation (ECO) This page includes all the key documents and information on the ECO4 scheme as well as contacts for further information if you can’t find it here. Contacts, guidance and resources Complaints If you have a complaint about your installation, please see the complaints process page . Contacts To contact an obligated supplier, please see our obligated supplier contact details page . For questions related to supplier compliance, contact ecogbis_compliancequeries@ofgem.gov.uk . To report fraud, contact counterfraud@ofgem.gov.uk . For questions related to new measures and products, including innovation measures, contact nmap@ofgem.gov.uk . For questions related to LA flex compliance, or declarations, notifications, and statements of intent, contact laflex@ofgem.gov.uk . For questions related to the LA Flex Digital Service Platform, contact laflex.enquiry@ofgem.gov.uk . For all other questions, contact eco@ofgem.gov.uk . Guidance documents for installers and other members of the supply chain See key guidance relating to the Energy Company Obligation (ECO) scheme administered by Ofgem. ECO4 supplier admin guidance ECO4 delivery guidance and measures table Energy Company Obligation Forms ECO4 scoring methodology ECO4 innovation: new measures and products guidance and additional information ECO4 forums and working groups Find out about the work of the Energy Company Obligation (ECO) stakeholder forums run by Ofgem . ECO public reports and data To see how energy suppliers are progressing towards reaching their targets for this obligation, and the number and types of measures installed, you can visit this dedicated page to view the published monthly reports . Counter fraud We take allegations of fraud seriously. To find out how to report suspected fraud, and our role in preventing it, please see our section on counter fraud . Close