Firefly Imagen UK homeowner reviewing ECO5 eligibility documents with air source heat pump being ins 698959

What Happens When ECO5 Ends? Preparing for Future Schemes

By Published On: November 13, 2025

The rising cost of electricity and gas has made improving [...]

The rising cost of electricity and gas has made improving home energy efficiency a top priority for UK residents. Fortunately, government initiatives like the Energy Company Obligation (ECO5) scheme are providing significant financial support. Understanding the current scheme is also the best way to prepare for the future of ECO5 scheme UK and the next government energy program designed to continue this vital work. This scheme specifically targets households that need assistance the most, helping them install low-carbon heating and essential insulation measures. Working with providers like So Eco simplifies securing full funding for a free air source heat pump installation.

This comprehensive guide will walk you through the precise ECO5 eligibility criteria for homeowners and tenants. You’ll learn exactly which benefits qualify, what your property’s current energy rating must be, and why insulation is a non-negotiable first step.

Understanding the ECO5 Scheme and Low-Carbon Heating

The current ECO5 scheme represents the fourth phase of the Energy Company Obligation, running from April 2022 until March 2026. This initiative requires large energy suppliers to fund energy efficiency improvements in UK households. The focus is exclusively on upgrading the least efficient homes occupied by low-income heat pump candidates and vulnerable families.

It’s important to understand that ECO5 is not a general home improvement grant. It is designed to deliver deep, whole-house retrofits, significantly improving a property’s EPC rating and reducing carbon emissions. Securing a free heat pump requires a commitment to these comprehensive, whole-house energy upgrades.

What is the ECO5 Scheme?

ECO5 mandates that a large majority of funding must go towards upgrading properties currently rated EPC bands E, F, or G. The scheme places a strong emphasis on transitioning homes away from high-carbon fossil fuel heating systems. This policy drives the investment into measures like insulation and air source heat pumps (ASHP), aligning with the long-term goals of the next government energy program. Understanding the future of ECO5 scheme UK is about recognising the shift towards widespread renewable heating adoption.

The scheme operates on the principle of delivering the maximum possible energy savings. If your home already has adequate insulation, you may not qualify for the full range of ECO5 measures. The best candidates are homes that require multiple large-scale improvements, providing the biggest impact on energy savings.

The Role of Air Source Heat Pumps (ASHP) in ECO5

An air source heat pump functions by extracting latent heat energy from the outside air, even in cold temperatures. It compresses this heat and transfers it indoors, acting much like a reverse refrigerator to provide efficient heating and hot water. These modern systems are key to the UK’s commitment to reducing carbon emissions from domestic heating.

Heat pumps are considered a low-carbon heating solution and are a primary focus of the ECO5 scheme. Replacing an old, inefficient gas boiler with an ASHP typically qualifies as one of the most substantial carbon-saving measures available. To learn more about these efficient systems, you should look into renewable energy solutions.

Are You Eligible for a Free Heat Pump? The Two Crucial Steps

Eligibility for the ECO5 heat pump grant is based on two parallel criteria: the household’s financial status and the property’s physical energy performance. You must satisfy both requirements to receive a fully funded installation. Understanding these steps is crucial before proceeding with any application.

Step 1: Checking Your Household Status (Qualifying Benefits)

The ECO5 scheme is an income-related programme, meaning eligibility is generally determined by the receipt of specific qualifying benefits. If anyone living at the property receives one of these government benefits, the household will likely meet the financial criteria. This approach ensures support reaches those most susceptible to fuel poverty.

Here is the current list of key benefits that qualify for ECO5 assistance:

  • Income-based Job Seekers Allowance (JSA)
  • Income-related Employment & Support Allowance (ESA)
  • Income Support (IS)
  • Pension Credit Guarantee Credit
  • Pension Credit Savings Credit
  • Working Tax Credit (WTC)
  • Child Tax Credit (CTC)
  • Universal Credit (UC)
  • Housing Benefit (HB)

In addition to the core benefits, some non-means-tested disability benefits may qualify under the ECO5 eligibility rules if they are combined with income from certain means-tested benefits. It’s best to confirm your specific situation with an energy advisor.

Step 2: Assessing Your Property’s Energy Performance (EPC Rating)

The property itself must demonstrate a significant need for energy efficiency improvement to qualify for a free air source heat pump. This is measured using the home’s Energy Performance Certificate (EPC rating). The EPC scale runs from A (most efficient) to G (least efficient).

Think of your home’s insulation like wearing a hat on a freezing cold day. Your furnace or boiler is trying to keep your body warm, but if you don’t wear a hat (insulation), most of that expensive heat escapes immediately through the roof. If your EPC rating is D or higher, the government considers your home efficient enough that grant funding must be prioritised elsewhere. To qualify for the ECO5 scheme, your property must currently have an EPC rating of D, E, F, or G. The ultimate aim of the ECO5 grant is to raise your property’s rating to at least a Band C or D.

Essential Insulation Requirements for Heat Pump Installation

The ECO5 scheme mandates that homes must be adequately insulated before a low-carbon heating system like an ASHP can be installed. This rule is non-negotiable and is strictly enforced by the scheme’s regulator, Ofgem. Installing a heat pump in a poorly insulated home is simply inefficient, wasting both energy and taxpayer money.

A heat pump operates best when it can maintain a steady, moderate temperature, which requires minimal heat loss from the property. Without proper insulation, the heat pump would have to work constantly and at high temperatures, reducing its lifespan and increasing running costs. This is why insulation is the foundational step in any ECO5 project.

Why Insulation Must Come First

Insulation is the most cost-effective way to save energy long-term. Before considering a heat pump grant UK providers must ensure the home is thermally secure. This initial focus guarantees the subsequent heating system will perform optimally and deliver maximum savings for the resident.

The key measures prioritised under ECO5 include loft insulation, cavity wall insulation, and solid wall insulation. Providers must assess your home and recommend all necessary fabric measures before moving on to renewables. You can review the general requirements for different insulation types.

There’s a great example from a family in Glasgow, the Petersons, who were living in a semi-detached house built in the 1930s. Their youngest child’s bedroom was always freezing, no matter how high they turned the boiler. After qualifying for the ECO5 grant, they received free internal walls insulation and new loft insulation. This fabric-first approach meant their new heat pump now effortlessly keeps the whole house at a comfortable, consistent temperature, and their energy consumption dropped by over 40%. Their experience shows how much fabric improvements matter.

Key Insulation Measures Supported by ECO5

The type of property you have will determine the insulation measures required. For example, a house with solid walls requires a different solution than one with standard cavity walls. The goal remains consistent: to wrap the home in a thermal blanket.

Common insulation measures covered by the grant include:

  • Loft Insulation: Essential for homes with uninsulated attic spaces. This is often the quickest and easiest measure to install, preventing heat from escaping through the roof.
  • Cavity Wall Insulation: Filling the air gap between the external and internal walls to reduce horizontal heat loss.
  • Solid Wall Insulation: For properties built before 1920, solid walls require external or internal wall insulation treatments, which are among the most impactful (and expensive) measures covered by ECO5.
  • Room in a Roof Insulation: Crucial for properties where the attic space has been converted into a habitable room, requiring insulation to the sloped ceiling and remaining wall spaces.

Landlords should also note that the ECO5 scheme places specific obligations on properties in the private rented sector. You can find out more about the dedicated rules and requirements for landlords seeking these grants.

The Simple Process to Check Your Eligibility

Navigating the application process for a free air source heat pump doesn’t have to be daunting. Reputable installers and administrators like So Eco streamline the experience, managing the paperwork and technical surveys on your behalf. They act as your advisor, ensuring you meet all compliance requirements set out by the government.

The best first step is to perform a quick eligibility check. This allows you to immediately determine if you meet the primary criteria based on your benefits and home type. You don’t need to gather complex documents at this stage.

Here are the standard steps for getting started:

  1. Initial Contact: Reach out to a registered ECO5 administrator or installer like So Eco. They will ask a few simple questions about your income, benefits, and current heating system.
  2. Eligibility Confirmation: The advisor quickly checks your status against the qualifying benefits list and confirms your property’s likely EPC band.
  3. Home Survey: If provisionally eligible, a qualified surveyor conducts a free, non-invasive assessment of your home. They verify the current EPC rating, identify all necessary insulation measures, and specify the correct heat pump size.
  4. Grant Approval & Installation: The surveyor submits the detailed proposal for the grant funding. Once approved, the registered installer schedules the work to install the full package of insulation and your new ECO5 heat pump.

Don’t let the thought of paperwork deter you from reducing your energy costs. You can quickly check your eligibility with an energy advisor today, securing the funds to upgrade your home and start saving. This action is the fastest way to understand your options under the wider grants & funding schemes available and to position yourself favourably for the next government energy program. Preparing now is key to benefiting from the future of ECO5 scheme UK and beyond.

Share this article

Save on Energy Bills

You could be eligible for grant funding.

Complete the quick and easy form to see if you are eligible.

Lower Energy Bills, More Money in Your Pocket

You could be eligible for grant funding.

Complete the quick and easy form to see if you are eligible.

Follow us
Latest articles

Are You Eligible?

You could be eligible for grant funding to reduce your energy bills.

Complete the quick and easy form to see if you are eligible.