ECO4 (Energy Company Obligation)
A government scheme requiring large energy suppliers to fund energy efficiency improvements in low-income and vulnerable households. Can cover insulation, heating upgrades, and solar panels.
Related Terms
BUS Grant (Boiler Upgrade Scheme)
A UK government grant providing up to 7,500 towards the cost of installing an air source heat pump or 7,500 for a ground source heat pump. Available for homes in England and Wales with an EPC rating.
Zero-Rate VAT
Since April 2022, energy-saving materials including solar panels, heat pumps, and insulation installed in residential properties benefit from 0% VAT, reducing costs by 20%.
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