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Straightforward answers to the most common UK energy grant questions. Each guide explains who may qualify, what is covered, and how to check.
Start here if you want a quick view of what UK energy grants you may qualify for and which routes match your home.
UK home energy grants include ECO4, the Boiler Upgrade Scheme, Warm Homes: Local Grant, and country-specific support such as Nest in Wales and Home Energy Scotland. The Great British Insulation Scheme closed to new applications on 31 March 2026. Eligibility depends on your income, EPC rating, tenure and area.
Read guideOur free home energy grant calculator checks your details against the most common UK scheme criteria — ECO4, Warm Homes, the Boiler Upgrade Scheme and local routes — and shows which you may be eligible for.
Read guideHomes with an EPC rating of D, E, F or G are typically prioritised for UK energy grants because they have the most to gain from insulation and heating upgrades.
Read guideECO4 and the Great British Insulation Scheme are the main UK routes for free or part-funded insulation and heating upgrades.
You may qualify for ECO4 if your household receives qualifying benefits, is on a low income, or includes a vulnerable occupant, and your home has an EPC rating of D-G. Final eligibility is confirmed by an approved installer.
Read guideThe Great British Insulation Scheme (GBIS) closed to new applications on 31 March 2026. Existing applications submitted before the deadline may still be processed. For insulation support, check ECO4 or Warm Homes routes instead.
Read guideYou may be able to get free or part-funded insulation through ECO4 or Warm Homes funding if your home has an EPC rating of D-G and your household is on a lower income, receives qualifying benefits, or includes a vulnerable occupant. The Great British Insulation Scheme closed to new applications on 31 March 2026.
Read guideInsulation grants in the UK are mainly available through ECO4 and local authority Warm Homes routes. The Great British Insulation Scheme closed to new applications on 31 March 2026. Most schemes prioritise EPC D-G homes and lower-income or vulnerable households.
Read guideYou may qualify for free or part-funded loft insulation through ECO4 or Warm Homes funding if your home has a low EPC rating and your household meets common low-income or vulnerability criteria. The Great British Insulation Scheme closed to new applications on 31 March 2026.
Read guideYou may qualify for free or part-funded cavity wall insulation if your home has a suitable unfilled cavity, an EPC rating of D-G, and your household meets common income, benefits or vulnerability criteria.
Read guideSolid wall insulation can be funded under ECO4 and Warm Homes funding for eligible homes. Higher grant amounts often apply because the cost is higher than other insulation types.
Read guideMost major schemes prioritise EPC D-G homes. These guides explain how to look up, improve and use your EPC band.
Solar panel routes for UK homes, including the Smart Export Guarantee, 0% VAT and any local authority schemes.
There is no single national solar panel grant in the UK. Several routes can reduce cost: local authority schemes, ECO4 in specific cases, 0% VAT on installs and Smart Export Guarantee payments.
Read guideTruly free solar panel offers in the UK are limited. Some local authority schemes, ECO4 routes and group-buy programmes can substantially reduce or remove the cost for eligible households.
Read guideHow the Boiler Upgrade Scheme works for air source and ground source heat pumps in eligible properties.
How rented homes can access UK energy grants, including who can apply and what consent is needed.
Landlords may be eligible for several UK energy grants to improve rental properties, particularly under ECO4, the Boiler Upgrade Scheme and local authority schemes. Tenant eligibility and EPC rules apply.
Read guideTenants may qualify for UK energy grants in their rented home, often with the landlord’s permission. Eligibility usually depends on income, benefits, vulnerability and the property’s EPC rating.
Read guidePensioners may be prioritised for UK energy grants where they receive Pension Credit, are on a lower income, or live in a cold home that affects health. Age alone does not guarantee eligibility, but combined with these factors it often improves the case.
Read guideCountry-specific schemes for England, Wales, Scotland and Northern Ireland alongside national UK routes.
Warm Homes: Local Grant funds insulation, heating and ventilation upgrades through local authorities, prioritising lower-income households and homes with low EPC ratings.
Read guideIn England, the main energy grant routes are Warm Homes: Local Grant, ECO4, the Boiler Upgrade Scheme and local council programmes. The Great British Insulation Scheme closed to new applications on 31 March 2026.
Read guideIn Wales, eligible households can access the Welsh Government Nest scheme, ECO4 and local authority programmes for insulation, heating and energy efficiency improvements.
Read guideIn Scotland, eligible households can access Home Energy Scotland grants and interest-free loans, Warmer Homes Scotland, ECO4 and Area Based Schemes run by local councils.
Read guideIn Northern Ireland, current support routes include the Affordable Warmth Scheme and the Northern Ireland Sustainable Energy Programme (NISEP) 2026/27. The Boiler Replacement Scheme is closed. ECO4, the Boiler Upgrade Scheme and the Smart Export Guarantee do not operate in Northern Ireland.
Read guideHow to spot energy grant scams and confirm an installer is properly accredited before signing anything.
Spot common red flags around cold callers, fake government branding and pressure tactics.
Read guidanceConfirm an installer is TrustMark-registered or MCS-certified before signing anything.
Read guidanceHow our checker works, what it does and does not do, and where final decisions sit.
Read guidance