UK energy grant guides
Straightforward answers to the most common UK energy grant questions. Each guide explains who may qualify, what is covered, and how to check.
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Energy grant eligibility
Start here if you want a quick view of what UK energy grants you may qualify for and which routes match your home.
What energy grants can I get?
UK home energy grants include ECO4, the Great British Insulation Scheme, the Boiler Upgrade Scheme, Warm Homes: Local Grant, and country-specific support such as Nest in Wales and Home Energy Scotland. Eligibility depends on your income, EPC rating, tenure and area.
Read guideHome energy grant calculator
Our free home energy grant calculator checks your details against the most common UK scheme criteria — ECO4, GBIS, Warm Homes, the Boiler Upgrade Scheme and local routes — and shows which you may be eligible for.
Read guideEnergy grants for EPC D, E, F and G homes
Homes 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 insulation
ECO4 and the Great British Insulation Scheme are the main UK routes for free or part-funded insulation and heating upgrades.
Do I qualify for ECO4?
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 guideGreat British Insulation Scheme checker
The Great British Insulation Scheme (GBIS) funds insulation in less efficient homes in lower Council Tax bands. It is broader than ECO4 and does not always require benefits.
Read guideCan I get free insulation?
You may be able to get free or part-funded insulation through ECO4, the Great British Insulation Scheme 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.
Read guideInsulation grants in the UK
Insulation grants in the UK are mainly available through ECO4, the Great British Insulation Scheme and local authority routes. Most schemes prioritise EPC D-G homes and lower-income or vulnerable households.
Read guideLoft insulation grants
You may qualify for free or part-funded loft insulation through ECO4, the Great British Insulation Scheme or Warm Homes funding if your home has a low EPC rating and your household meets common low-income or vulnerability criteria.
Read guideCavity wall insulation grants
You 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 grants
Solid wall insulation can be funded under ECO4, GBIS and Warm Homes funding for eligible homes. Higher grant amounts often apply because the cost is higher than other insulation types.
Read guideEPC and home efficiency
Most major schemes prioritise EPC D-G homes. These guides explain how to look up, improve and use your EPC band.
Solar and batteries
Solar panel routes for UK homes, including the Smart Export Guarantee, 0% VAT and any local authority schemes.
Solar panel grants in the UK
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 guideFree solar panels in the UK
Truly 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 guideHeat pumps
How the Boiler Upgrade Scheme works for air source and ground source heat pumps in eligible properties.
Heat pump grant amounts
In England and Wales, the Boiler Upgrade Scheme provides grants towards air source and ground source heat pumps. Amounts are set by Government and may change. Scotland has its own grant and interest-free loan.
Read guideBoiler upgrade grant
The Boiler Upgrade Scheme is a UK Government grant towards installing low-carbon heating such as air source and ground source heat pumps in England and Wales.
Read guideLandlords and tenants
How rented homes can access UK energy grants, including who can apply and what consent is needed.
Energy grants for landlords
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 guideEnergy grants for tenants
Tenants 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 guideEnergy grants for pensioners
Pensioners 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 guideLocal and regional grants
Country-specific schemes for England, Wales, Scotland and Northern Ireland alongside national UK routes.
Warm Homes Local Grant
Warm Homes: Local Grant funds insulation, heating and ventilation upgrades through local authorities, prioritising lower-income households and homes with low EPC ratings.
Read guideEnergy grants in England
In England, the main energy grant routes are Warm Homes: Local Grant, ECO4, the Great British Insulation Scheme, the Boiler Upgrade Scheme and local council programmes.
Read guideEnergy grants in Wales
In Wales, eligible households can access the Welsh Government Nest scheme, ECO4 and local authority programmes for insulation, heating and energy efficiency improvements.
Read guideEnergy grants in Scotland
In 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 guideEnergy grants in Northern Ireland
In Northern Ireland, support routes include the Affordable Warmth Scheme, the Boiler Replacement Scheme and local home energy advice services. ECO4 does not operate in Northern Ireland.
Read guideScam warnings and installer checks
How to spot energy grant scams and confirm an installer is properly accredited before signing anything.
Avoid energy grant scams
Spot common red flags around cold callers, fake government branding and pressure tactics.
Read guidanceCheck installer credentials
Confirm an installer is TrustMark-registered or MCS-certified before signing anything.
Read guidanceHow we check eligibility
How our checker works, what it does and does not do, and where final decisions sit.
Read guidance