Home / Grants / Energy Company Obligation (ECO4)
Winding downEnergy Company Obligation (ECO4)
Fully funded (supplier-funded) insulation & heating measures
Region: UK-wide · Last verified 2026-07-07
InsulationHeating system
Who is eligible?
Low-income / fuel-poor households on qualifying benefits, in less efficient homes (EPC D–G for owners; E–G for private tenants). Also reachable via the local authority 'LA Flex' route. Funded by energy suppliers, not government.
How to apply
Contact an obligated energy supplier, an approved installer, or your local council.
Good to know
Ends 31 December 2026; many suppliers wound down new applications in early 2026. Focused on insulation and boiler upgrades, not heat pumps specifically. Great Britain only (not Northern Ireland).
Disclaimer: This is a plain-English summary, not financial advice. Grant terms change frequently — always confirm the current details on the official page above before acting.