Government Grants for Solar Battery Storage: UK Funding Guide
- Are there government grants for solar battery storage in the UK?
- How do government grants for solar battery storage work?
- Government grants for solar battery storage UK: what support is available?
- Government grants for solar battery storage Scotland
- Can you get free government grants for solar battery storage?
- EcoFlow STREAM 5000 for solar and battery storage
- EcoFlow STREAM AC 5000 for existing solar panel owners
- How to check if you qualify for solar battery funding
- What to consider when choosing a solar battery
- Conclusion
- Frequently Asked Questions
Home batteries and solar panels are becoming more appealing to UK households as they seek to consume more renewable electricity and less electricity from the grid. However, the initial cost of installing solar battery storage can make you understandably look for government grants before investing.
There is funding available but not a single scheme that allows all UK households to have a free solar battery. Support depends on country, local authority, income, property type and the type of energy improvement being installed. Sometimes, solar panels and battery storage can be funded together; at other times, financial aid can be provided in the form of loans, bigger home-efficiency packages or tax incentives.
Are there government grants for solar battery storage in the UK?
Yes, a few homes are eligible to get government subsidies for solar battery storage; however, eligibility is subject to a number of factors and is strongly dependent on locality and circumstance.
One of the most relevant programmes in England today is the Warm Homes: Local Grant. It is delivered across local authorities and is focused on households who are on a low income with private sector property with an EPC F to G band. The scheme can be used for energy efficiency and low-carbon schemes.
Most importantly for battery owners, the scheme policy guidance at present explicitly includes PV batteries as an eligible measure. They are not, however, able to be installed under the scheme unless they are enhancing existing or new solar PV, and the measure is anticipated to produce an energy-bill benefit.
Other forms of support can be provided by local councils, social-housing schemes and other energy schemes. There are separate arrangements in Scotland, Wales and Northern Ireland.
Households that purchase their own batteries also have a larger financial benefit available. As of today, the VAT rate for home batteries is zero until 31 March 2027, whether they are installed with solar panels or stand-alone.
The main thing here is that the incentives for solar battery storage in the UK for homes are not for everyone. Please consult the current rules of the scheme before buying.
How do government grants for solar battery storage work?
More commonly, solar battery funding is part of a broader project to improve the energy efficiency of a household, and it does not involve giving money to purchase the solar battery.
The first step for a household is to determine their eligibility. This could include household income, benefits, postcode, EPC rating, housing ownership, and so on. The property can then be appraised to see whether there are suitable improvements to be made, if it is eligible.
For instance, if someone is eligible for England's Warm Homes: Local Grant, they will be sent a home survey. The local authority then decides on the appropriate measures and makes appointments for approved work. The agreed improvements can be 100% funded by owner-occupiers; private landlords may require contributions.
This is important in the context of someone looking for free government grants for solar battery storage. A scheme might provide funding for an approved battery as part of a qualifying package of solar energy, but this doesn't mean that the applicant will be able to receive cash for the battery that they choose.
Make sure to research first whether they provide solar panels, batteries, installation, and any related electrical work. The status of whether work needs to be performed by an approved or accredited installer should also be determined.
Government grants for solar battery storage UK: what support is available?
Varying resources are available throughout the UK. Direct access to the Warm Homes: Local Grant for low-income private households is currently the clearest in England.
This programme is centrally funded but delivered locally via local authorities. It will continue until 2028, and to date, 74 projects have been funded, comprising 271 local authorities as of June 2026. The number of measures reported under the scheme for batteries at the end of May 2026 was about 14%.
That gives some positive evidence that this is not a theoretical possibility, but that batteries are already being installed via the programme.
Support for low-income and eligible households
The Warm Homes: Local Grant is mainly for low-income households in less energy-efficient privately owned homes in England.
A property is likely to be eligible for an EPC rating of D, E, F or G, and the normal expectation for household income is to be £36,000 per year or under. Households earning above this level may qualify through some of the postcode and benefits-based eligibility routes.
The programme does not just cover batteries; it is a holistic approach to the home. These can range from insulation, solar panels, heat pumps, and smart controls to possibly PV battery storage - depending on the property.
This is significant as it could be that the initial or most effective improvement is solar storage rather than installing it on an inefficient property.
Local and energy-provider schemes
Local authorities can have a great deal of importance as many programmes are delivered locally. Where a national funding framework does exist, availability may be contingent on local funding and delivery arrangements.
Some Councils explicitly mention solar batteries in their measures available through their Warm Homes Projects. Somerset Council, for instance, includes solar photovoltaic (PV) panels and solar batteries in its list of what it can fund, and states that it cannot process all applications and that funding is limited.
Homeowners need to be careful to look at the information provided by both the national government and their local council, not to assume it is available in every area.
Government grants for solar battery storage Scotland
However, in Scotland, it's quite a different situation, and so it's important that solar battery storage Scotland information on the internet be used carefully by homeowners looking for government grants for solar battery storage in Scotland.
The Scottish Government currently supports the Home Energy Scotland Grant and Loan scheme, which offers grants and/or interest-free loans to owner-occupiers for a range of clean-heating and energy efficiency upgrades. The scheme is ongoing until 2026.
The funding table currently doesn't single out solar PV or home battery storage for funding as separate technologies. The available renewable loan products encompass solar thermal, hybrid solar PV/water heating, wind, and hydro power. The grant schemes focus on heat pumps and qualifying energy efficiency works.
It's important to note that even older solar and battery funding data exists for the Scottish market, and may show up in search results. This is because applicants are advised to check the current Home Energy Scotland funding finder (not relying on a previous offer for solar/battery).
Who may qualify for solar battery support in Scotland?
Typically, applicants should be the owner of a property in Scotland that they occupy as their main and only home. Benefits are not required for applicants to avail of the scheme; however, funding for the installation will depend on the type of improvement being installed.
Some other programmes may offer support for income, energy bills, property condition or property location. Warmer Homes Scotland offers energy efficiency assistance to those households that are vulnerable to heating costs.
While funding options may be available, Scottish homeowners who are particularly interested in battery storage should seek advice from Home Energy Scotland before buying a battery. Eligibility to receive funding for another energy-efficiency measure is not sufficient.
Can you get free government grants for solar battery storage?
Yes, in certain situations, but the term “free” requires some context.
Eligible households in England can access fully funded improvements via Warm Homes: Local Grant. If an eligible local council agrees to the improvements, it arranges and funds them, and the owner-occupier does not cover these agreed improvements, according to GOV.UK.
If PV batteries are used alongside existing or new solar PV and provide the necessary household bill reduction, they are a qualifying scheme.
This isn't to say that all households are eligible to receive a free battery.
It is useful to distinguish between:
Fully funded installation: the scheme pays the approved cost for an eligible household.
Part-funded installation: the programme contributes, but the homeowner pays the remainder.
Grant: funding that normally does not need to be repaid if its conditions are met.
Interest-free or low-interest loan: funding that must be repaid.
Tax incentive: a reduction in the purchase or installation cost, such as the current zero VAT treatment for home batteries.
Be cautious of schemes claiming to be available for everyone to buy a free solar battery. Never give personal details or enter into a contract for installation without first checking the programme with a recognised energy advice body, council or government.
EcoFlow STREAM 5000 for solar and battery storage
Funding is just one factor to consider when planning battery storage. Even if the system is being bought as a standalone purchase, or a funding scheme makes it possible to select an appropriate system, the battery must still meet the home's energy needs.
It has a capacity of 5,024Wh and comes with up to 5,000W solar input and 3,000W AC output, depending on configurations. EcoFlow also emphasizes the small footprint and storage expansion.
Importantly, the discussion of STREAM 5000 here is not an automatic endorsement of the STREAM 5000 or an automatic eligibility for any Government grant. It is mandatory to be eligible under the particular scheme prior to purchase.
Compact 5kWh-class energy storage for the home
When homeowners are comparing batteries, one important factor they tend to overlook is the amount of space required.
The STREAM 5000 measures approximately 295 × 298 × 489mm and weighs 45.4kg. According to EcoFlow, the STREAM platform has up to 40% less footprint than its selected comparable 5kWh solutions.
If you don't have a lot of room in your garage or in a utility room, a smaller footprint might be useful. It's also rated with an IP65 ingress protection rating and can be used from -20°C to 55°C.
Even though the system is compact, it still has installation requirements. In the United Kingdom, installation should be done in accordance with all applicable regulations, and the battery system must be installed by a certified professional or qualified electrician, according to EcoFlow.
Designed for new solar and battery setups
STREAM 5000 is especially applicable to the installation of solar generation and battery storage in the home.
The system can take power directly from appropriate solar panels (PV input up to 5,000W). Excess daytime generation power can then be stored for future use rather than being used immediately or exported to the grid.
Think of a home where no one is there for a lot of the day during the work hours. Electricity demand could be high after 5 pm, and solar panels can generate a lot during the middle of the day. Some of that daytime electricity can be moved to the evening because of a battery.
The hands-on rationale behind thinking about storage when upgrading your solar PV system: the goal isn't just to have a battery, but to use the electricity you produce at home more.
Expandable storage for growing energy needs
The 5kWh class battery size might be enough for now, but once an EV is on the road, a heat pump or other electric appliances are added, the electricity needs of the home could rise.
The STREAM system can grow as EcoFlow is added to the system. The company claims that the system configurations are compatible up to 90kWh, and the expanded configurations up to 18,000W output.
The flexibility might be desirable for homeowners with larger households and potentially higher electricity demands.
But size does not necessarily equate to better. The capacity of the battery should be equivalent to the amount of solar energy produced and the amount of energy consumed in the home. If you're investing in storage space that is seldom used, it may not be worth the money.
EcoFlow STREAM AC 5000 for existing solar panel owners
Not every homeowner considering battery storage needs a new solar setup.
The EcoFlow STREAM AC 5000 is an alternative solar panel product for existing solar installations, based on an AC-coupled solar storage system. Under supported configurations, it provides up to 3000W of charging and discharging power at the system level and 5024Wh capacity.
It is a simple use case: An existing solar household produces more electricity during the day than it consumes in the evening. With battery storage, more of the energy that is produced can be stored for later use in the home.
The STREAM AC 5000 is no exception to the compactness of the STREAM platform. It weighs 44.6kg, measures approximately 295 × 287 × 489mm, operates from -20°C to 55°C, and has an IP65 rating.
It also accommodates expandable storage, which is helpful for families that could have an expanding need for space.
When should you consider the STREAM AC 5000?
The STREAM AC 5000 is most useful for those who already have solar panels and are looking to store the energy for later use (without needless redesign of the existing PV installation).
It could be a good choice for homes that are routinely exporting excess solar to the grid, wish to have greater supplies of stored electricity after dark, or are considering time-of-use electricity rates.
In contrast, STREAM 5000 is more appropriate for those looking to combine solar and storage.
Again, it is important to note that neither of the products should be taken for granted as being eligible for a government subsidy just because they are considered to be a battery storage technology under a specific battery storage programme. Eligibility of the product and the installer is subject to an individual check with the funding scheme.
How to check if you qualify for solar battery funding
Each funding programme has its own eligibility requirements, so it could be wise to find out before making a choice of equipment.
Check your location
Scroll down from your country and local authorities.
To see if your property is eligible for Warm Homes: Local Grant in England, please visit the current eligibility service and your council. The Scottish Government and Home Energy Scotland have separate programmes in Scotland, as do the energy support programmes in Wales and Northern Ireland.
The Warm Homes: Local Grant is a new scheme for England for the most vulnerable privately owned homes rated EPC D to G.
Check household eligibility
Schemes may consider factors such as:
Household income
Receipt of qualifying benefits
EPC rating
Property ownership
Postcode
Existing heating system
Current energy efficiency
Under the Warm Homes: Local Grant, the usual household income threshold is £36,000, although other eligibility routes exist.
Check what the scheme actually covers
Never assume that, because a programme mentions solar, it automatically funds a battery—or vice versa.
Check whether it covers:
Solar panels
PV battery storage
Installation labour
Electrical upgrades
Insulation or other prerequisite improvements
Installer accreditation
England's Warm Homes policy, for example, allows PV batteries only alongside existing or new solar PV and requires installations to comply with specified quality and installation standards.
Check before buying
This is one of the most important steps.
Do not buy equipment first and assume the cost will be reimbursed later. Many schemes require approval before work begins and may require specific installers or products.
Home Energy Scotland explicitly states that work cannot start until the applicant receives a written funding offer and that funding cannot be granted retrospectively.
The safest order is: check eligibility → obtain approval → confirm equipment and installer requirements → begin installation.
What to consider when choosing a solar battery
A battery, whether grant-funded or bought independently, should be appropriate for the property and not just the lowest cost eligible battery.
Start with capacity. A battery should be sufficiently large to be of benefit, but not unnecessarily large. Assess your current electricity consumption, as well as your typically available excess electricity from solar.
Then, think about the volume of power. Capacity indicates the amount of energy that can be stored, and output represents the amount of power that can be delivered during a specific period of time.
Space for installation is also a consideration. The installation of a battery can be simplified by the use of compact systems such as the STREAM 5000 or the STREAM AC 5000, but ventilation, access, electrical requirements, and the manufacturer's instructions should still be taken into account.
Safety should also be a key consideration. The STREAM platform, which is the heart of the EcoFlow product, provides 15 layers of protection, such as temperature monitoring, thermal runaway containment, insulation-fault detection, PV overvoltage protection, thermal barriers, and pressure-relief features.
Take into account solar compatibility. If you're new to solar, STREAM 5000's direct PV input might be preferable for a new PV installation. For existing solar installations, STREAM AC 5000 is designed to be compatible with PV systems and allow for easy storage additions without direct PV input.
Lastly, think about expandability, warranty, and intelligent energy management. The STREAM models come with a 10-year warranty as per their current specifications and can be used in a larger expandable storage system.
So any funding possibility ought to be considered as a possibility, but not the sole reason.
Conclusion
The amount of government incentives available for solar battery storage in the UK for households will differ depending on location and individual circumstances. England is currently offering a real opportunity for some of those households to have access to PV battery installations funded by the government through ‘England's Warm Homes: Local Grant' support, whereas Scotland has another system in place.
You will not always find a free battery offer, so refer to existing official advice prior to buying any. STREAM 5000 is more appropriate for a new solar-plus-storage installation, whereas STREAM AC 5000 is best suited for a new solar array with existing storage.
Whatever way you choose to go, think about capacity, output, safety, compatibility, installation, and future energy requirements, as well as any financial support that may be available.
Frequently Asked Questions
Are there government grants for solar battery storage in the UK?
Yes, but it will depend on the location and eligibility. PV batteries are now available for Warm Homes: Local Grant funding in England, where they are being installed with solar PV and are contributing to household energy bill savings. Most of the households in the scheme are low-income households residing in privately owned EPC D–G homes.
If you're considering a new solar-plus-battery system, the EcoFlow STREAM 5000 is designed for residential solar storage, with 5,024Wh capacity and expandable storage. However, the product should not be assumed to qualify for a particular grant; eligibility must be confirmed with the relevant scheme before purchase.
Can I get free government grants for solar battery storage?
Fully funded energy upgrades may be available for some eligible households, which may also include an approved solar battery, as part of an appropriate package. But there is no free battery for everyone in the household. There are varying levels of provision depending on eligibility, property valuation and local funding and scheme rules.
Are there government grants for solar battery storage in Scotland?
There are several home-energy support programmes available in Scotland, but standard solar PV and standalone home battery storage are not shown as measures funded directly in the current funding table, Home Energy Scotland Grant and Loan. The current funding finder should be used by homeowners to check for changes in support and eligibility available, as this may vary.
Can I get a grant for a battery if I already have solar panels?
Potentially. PV batteries will be approved for England's Warm Homes: Local Grant where they are complementary to new or existing solar PV, on the basis of eligibility of the household, assessment, and scheme requirements. That doesn't mean that all batteries and solar home systems are automatically eligible.
For homeowners who already have solar panels and want to add storage, the EcoFlow STREAM AC 5000 is the most relevant product option. Its AC-coupled design is intended for adding battery storage to an existing solar setup. However, choosing a suitable product does not automatically make it grant-eligible, so approval should be confirmed before purchase.
How can I check whether I qualify for solar battery storage funding?
Always begin with the government or energy-advice service in your area of England/Wales, and then your local authority. Have details such as your income, benefits, EPC rating, property ownership, and existing solar/heating setup available. Most importantly, verify eligibility and get any necessary approvals prior to purchasing equipment and/or initiating installation.
Most importantly, check eligibility and obtain any required approval before buying a battery or beginning installation. If the scheme allows you to select your own equipment, the EcoFlow STREAM 5000 is suited to new solar-and-storage installations, while the STREAM AC 5000 is more appropriate for adding storage to an existing solar system.