Latest Updates on ECO4 scheme requirements 2025 - What Changed in 2025
The ECO4 scheme, the latest iteration of the Energy Company Obligation, is a significant initiative by the UK government to tackle fuel poverty, reduce energy costs, and contribute to the country's net-zero goals by 2050. Here’s a comprehensive guide to help UK homeowners understand the current requirements and benefits of the ECO4 scheme in 2025.

Latest Updates on ECO4 Scheme Requirements 2025 - What Changed in 2025
The ECO4 scheme, the latest iteration of the Energy Company Obligation, is a significant initiative by the UK government to tackle fuel poverty, reduce energy costs, and contribute to the country's net-zero goals by 2050. Here’s a comprehensive guide to help UK homeowners understand the current requirements and benefits of the ECO4 scheme in 2025.
What is the ECO4 Scheme?
The ECO4 scheme is part of a broader effort to improve the energy efficiency of homes across the UK. Introduced in April 2022 and running until March 2026, this scheme is funded by large energy suppliers with more than 150,000 customers, who are obligated to deliver these energy-efficiency measures[3][5).
💡 Key Takeaway
The ECO4 scheme has a total funding pool of £4 billion, aiming to support eligible households with various energy-saving upgrades, including boiler replacements, insulation, and renewable energy installations.
Eligibility Criteria for ECO4 Scheme 2025
To qualify for the ECO4 scheme, households must meet specific criteria:
- Income and Benefits: Households receiving certain government benefits, such as Universal Credit, or those with low incomes (less than £31,000 per year)[2][5).
- Vulnerability: Households that are classed as vulnerable, including those with debts, mental health issues, or other forms of vulnerability[2).
- Energy Performance Certificate (EPC): Homes with low energy efficiency ratings (EPC rating D, E, F, or G)[1][5).
🔧 Expert Tip
Use online eligibility checkers, such as those provided by Energy Saving Genie, to quickly determine if you qualify for the ECO4 scheme. These tools can help you understand your eligibility in as little as 23 seconds[2).
Types of Energy Efficiency Measures Covered
The ECO4 scheme covers a wide range of energy-efficiency measures designed to improve the energy efficiency of fuel-poor homes:
- Boiler Replacements and Heating System Upgrades: Including new or upgraded boilers with modern heating systems and thermostats, as well as first-time central heating installations[3][5).
- Home Insulation: Loft insulation, cavity wall insulation, and solid floor insulation to reduce heat loss[3][5).
- Renewable Energy Installations: Heat pumps, solar panels (where they reduce heating costs), and connection to district heating systems[3][5).
Benefits of the ECO4 Scheme
- Cost Savings: Eligible households can receive fully funded or significantly subsidized energy-saving upgrades, which can lead to substantial savings on energy bills[2][5).
- Energy Efficiency: Improvements in energy efficiency help reduce carbon emissions and make homes more comfortable to live in[3][5).
- Government Support: The scheme is backed by the UK government and funded by large energy suppliers, ensuring reliable support for eligible households[2][5).
Step-by-Step Process to Apply for ECO4 Scheme
- Check Eligibility: Use online eligibility checkers or consult with energy efficiency experts to determine if you qualify for the ECO4 scheme[2][5).
- Gather Documents: Prepare the necessary documents, including proof of income, benefits, and your Energy Performance Certificate (EPC)[5).
- Apply Online or Through a Provider: Submit your application through an approved provider or directly through the scheme's website. Many providers, like Energy Saving Genie and Heatzen, offer simplified application processes[2][5]).
- Assessment and Installation: Once your application is approved, a qualified assessor will visit your home to determine the best energy-efficiency measures. The installation will then be carried out by certified professionals[3][5]).
⚠ Important Note
Ensure you apply through approved and reputable providers to avoid any potential scams or misadvisement.
Funding and Cost Considerations
The amount of funding available for individual households under the ECO4 scheme can vary, but in many cases, applicants can access from £7,000 up to £20,000 or more for energy-saving heating and insulation upgrades[2]). Here are some key points to consider:
- No or Minimal Cost: Many households receive these improvements free of charge or with minimal contribution, depending on the property type and measures needed[5]).
- Funding Pool: The total funding pool for the ECO4 scheme is £4 billion, ensuring a significant number of households can benefit from the scheme[2][3]).
💡 Key Takeaway
The ECO4 scheme is designed to be as accessible as possible, with many households able to receive fully funded energy-efficiency upgrades.
Focus on Carbon Reduction and Net-Zero Goals
The ECO4 scheme is aligned with the UK’s net-zero goals by 2050. By promoting the use of sustainable and low-carbon technologies, such as efficient boilers and heat pumps, the scheme helps reduce carbon emissions and contributes to a greener future[3][5]).
Holistic Home Upgrades
The ECO4 scheme adopts a “whole-house” approach, ensuring comprehensive improvements to maximize energy efficiency. This includes not just boiler replacements but also insulation, renewable energy installations, and other measures to create a more energy-efficient home[5]).
🔧 Expert Tip
When applying for the ECO4 scheme, consider the long-term benefits of a holistic approach to energy efficiency. This can lead to greater comfort, lower energy bills, and a reduced carbon footprint.
FAQs About the ECO4 Scheme
- Who is eligible for the ECO4 scheme?
Households on low incomes, receiving certain government benefits, or those classed as vulnerable and living in homes with low energy efficiency ratings (EPC rating D, E, F, or G)[1][2][5]).
- What types of energy efficiency measures are covered under the ECO4 scheme?
The scheme covers boiler replacements, home insulation, renewable energy installations, and connection to district heating systems[3][5]).
- How do I apply for the ECO4 scheme?
Use online eligibility checkers, gather necessary documents, and apply through an approved provider or directly through the scheme’s website[2][5]).
- Is the ECO4 scheme free?
Many households receive these improvements free of charge or with minimal contribution, depending on the property type and measures needed[5]).
- How much funding can I receive under the ECO4 scheme?
In many cases, applicants can access from £7,000 up to £20,000 or more for energy-saving heating and insulation upgrades[2]).
Key Points to Remember:
- The ECO4 scheme is a government-backed initiative to improve energy efficiency and reduce fuel poverty.
- Eligibility is based on income, benefits, vulnerability, and EPC ratings.
- The scheme covers various energy-efficiency measures, including boiler replacements and insulation.
- Many households can receive fully funded or significantly subsidized upgrades.
- The scheme is part of the UK’s efforts to achieve net-zero by 2050.
By understanding and leveraging the ECO4 scheme, UK homeowners can make significant strides in energy efficiency, cost savings, and contributing to a more sustainable future.