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Energy Company Obligation

The Energy Company Obligation (ECO) is a government energy efficiency scheme which aims to reduce carbon emissions and tackle fuel poverty.

ECO4 scheme

Information for residents on ECO4 funding which will cease in March 2026.

ECO4 Flex scheme

Information for residents on ECO4 Flex scheme which will cease in March 2026.

Great British Insulation Scheme

Information for residents on Great British Insulation Scheme (GBIS).

Apply to become an ECO4 Flex installer

Guidance for installers registered with us, delivering works under ECO and Flex schemes.