How EPCs (Energy Performance Certificates) Affect the Value of Properties in the UK

Energy Performance Certificates (EPCs) have become a crucial aspect of the UK property market, providing valuable insights into a property's energy efficiency. Since their introduction, EPCs have influenced property values, rental prices, and marketability. This article delves into the various ways EPC ratings affect property values in the UK, supported by historical data, recent studies, and market trends.

Key Takeaways

  • Properties with higher EPC ratings (A-B) generally have a higher market value compared to those with lower ratings (F-G).

  • Improving an EPC rating from G to A can increase property value by up to 14%.

  • High EPC ratings not only boost property value but also result in energy cost savings and enhanced marketability.

  • Landlords must comply with EPC regulations, impacting rental prices and tenant preferences.

  • Future changes in EPC regulations are expected to further influence property values and market dynamics.

Understanding Energy Performance Certificates (EPCs)

What is an EPC?

An EPC, or Energy Performance Certificate, is a detailed document that evaluates the energy efficiency of a property. Much like the multi-coloured sticker on new appliances, EPCs tell you how energy efficient a building is and give it a rating from A (very efficient) to G (inefficient). They’ll tell you how costly it will be to heat and light your property, and what its carbon dioxide emissions are likely to be. EPCs are valid for 10 years from the date of issue.

How EPC Ratings are Determined

The EPC survey inspects insulation levels, boiler efficiency, heating systems, fireplaces, and windows. The report grades efficiency on a points system and assigns a band – A is the highest, and G is the lowest. An EPC also includes information on what the energy efficiency rating could be if you made the recommended improvements and highlights cost-effective ways to achieve a better rating.

Legal Requirements for EPCs in the UK

Energy Performance Certificates were first introduced in England and Wales in August 2007 as part of the European Union's Energy Performance of Buildings Directive. The directive was introduced to encourage the improvement of energy efficiency in buildings and to enhance the long-term strategy around renovations of existing stock, with a goal to reduce greenhouse gas emissions. In the UK, it is a legal requirement to have an EPC when a property is built, sold, or rented.

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The Correlation Between EPC Ratings and Property Value

Historical Data on EPC Ratings and Property Value

In 2013, the UK conducted its first large-scale empirical study on the effect of an EPC (Energy Performance Certificate) rating on the value of a property. This report suggested that there was a correlation between good EPC ratings and the value of a property per square metre. They noted that properties with an EPC rating of A or B sold for at least 14% more than their counterparts.

Recent Studies and Market Analysis

Recent studies and market analysis have demonstrated a clear correlation between EPC ratings and property values in the UK. Properties with higher energy efficiency ratings (A-B) typically have a higher market value compared to those with lower ratings (F-G). This trend signifies the increasing importance that buyers and investors are placing on energy efficiency.

Regional Variations in EPC Impact

The impact of EPC ratings on property value can vary significantly by region. In some areas, properties with higher EPC ratings may see a more substantial increase in value, while in others, the effect might be less pronounced. This regional variation underscores the importance of considering local market conditions when evaluating the potential benefits of improving a property's EPC rating.

The impact of improved energy efficiency on property value cannot be overstated.

Benefits of High EPC Ratings for Property Owners

Increased Property Value

A high EPC rating suggests that a property is either modern and built to a high energy-efficient standard or has been recently updated. This can lead to increased property value as potential buyers are often willing to pay more for homes that promise lower energy bills and minimal maintenance costs.

Energy Cost Savings

Properties with high EPC ratings are generally cheaper to run. This is because they are more energy-efficient, leading to lower energy bills. For property owners, this means significant savings over time, making the investment in energy efficiency improvements worthwhile.

Enhanced Marketability

EPC ratings provide valuable information to potential investors, buyers, or tenants about the energy efficiency of a property. A high EPC rating can make a property considerably more comfortable to live in and more attractive to environmentally conscious buyers. This enhanced marketability can lead to quicker sales and potentially higher offers.

The growing concern for sustainability and environmental consciousness is playing an increasingly important role in almost every aspect of our lives - and the property market is no exception.

Impact of EPC Ratings on Rental Properties

Energy Performance Certificates (EPCs) have become a significant factor in the rental market, influencing both rental prices and tenant preferences. Understanding the significance of EPC ratings for rental properties illuminates their impact on landlords' obligations, tenants' living costs, and the broader market dynamics.

Improving Your EPC Rating

Improving your Energy Performance Certificate (EPC) rating can significantly enhance the value and efficiency of your property. Here are some key strategies to help you achieve a better rating.

Common Energy Efficiency Improvements

Improving insulation and draught proofing is one of the most effective ways to enhance your EPC rating. Proper insulation helps retain heat, reducing the need for excessive heating. Additionally, consider upgrading to energy-efficient windows and doors, and installing a modern, efficient boiler.

Cost-Benefit Analysis of Upgrades

Investing in energy efficiency can be costly, but the long-term benefits often outweigh the initial expenses. For instance, improving your EPC from an F or G to a C could add 19.6% in value (about £64,400). Here's a simple cost-benefit table:


Estimated Cost 

Potential Value Increase


£1,000 - £2,000

Up to £5,000

New Boiler

£2,500 - £4,000

Up to £10,000

Double Glazing

 £3,000 - £5,000

 Up to £8,000

Government Incentives and Support

The government offers various incentives to support energy efficiency improvements. These include grants, loans, and tax credits. Check for available schemes in your area to reduce the financial burden of these upgrades.

Making energy efficiency improvements not only boosts your EPC rating but also contributes to a more sustainable environment. It's a win-win for property owners and the planet.

Future Trends in EPC Regulations and Property Value

Upcoming Changes in EPC Regulations

The UK government is set to introduce new regulations that will raise the minimum EPC rating to Band C by 2028. This change is expected to have a significant impact on the property market, particularly for older properties that may require substantial upgrades to meet the new standards. Property owners will need to be proactive in making energy efficiency improvements to avoid potential penalties and to maintain or increase their property's value.

Predicted Market Reactions

The new EPC regulations may lead to an increase in the value of properties with high energy efficiency ratings, while also decreasing the value of properties with low ratings. This could prompt a shift in demand for more energy-efficient properties, which will likely impact the wider property market. The overall impact will depend on several factors, including the level of enforcement and the availability of government subsidies and grants.

Long-term Benefits for Property Owners

In the long run, properties with high EPC ratings are expected to benefit from increased value, energy cost savings, and enhanced marketability. Property owners who invest in energy efficiency improvements will not only comply with upcoming regulations but also enjoy these long-term benefits. Additionally, the shift towards more energy-efficient properties is likely to contribute to a more sustainable and environmentally friendly housing market.

The impact of EPC changes on the property market will depend on a variety of factors, including the level of enforcement, the willingness of property owners to make upgrades, and whether or not government subsidies and grants will be readily available for those intending to make changes for the better.


In conclusion, Energy Performance Certificates (EPCs) have a significant impact on the value of properties in the UK. The correlation between higher EPC ratings and increased property values is well-documented, with properties rated A or B often commanding higher prices compared to those with lower ratings. This trend underscores the growing importance of energy efficiency in the property market, driven by both environmental concerns and economic benefits. As buyers and investors continue to prioritize energy-efficient properties, the role of EPCs in determining property value is likely to become even more pronounced. Therefore, understanding and improving EPC ratings can be a valuable strategy for property owners looking to enhance their property's market value.

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Frequently Asked Questions

What is an EPC?

An Energy Performance Certificate (EPC) is an important document providing information about your property’s energy efficiency. The EPC survey inspects insulation levels, boiler efficiency, heating systems, fireplaces, and windows. The report grades efficiency on a points system and assigns a band – A is the highest, and G is the lowest.

How is an EPC rating determined?

EPC ratings are determined through an inspection that evaluates various elements of a property, including insulation levels, boiler efficiency, heating systems, fireplaces, and windows. These elements are assessed and given a score which is then translated into an efficiency band ranging from A (most efficient) to G (least efficient).

Can an EPC affect property price?

Yes, a good EPC rating can increase a property's value. For example, a survey found that increasing the rating from G to A could increase property value by 14 percent. In some regions of England, improving efficiency to an A or B rating could add as much as £16,219 to a property’s value.

Does a high EPC rating change the value of rental properties?

Yes, properties with higher EPC ratings tend to have higher rental values. Tenants are increasingly looking for energy-efficient homes to reduce their energy costs, making properties with higher EPC ratings more attractive.

Are there legal requirements for EPCs in the UK?

Yes, by law, every newly built, sold, and rented property in the UK must have an EPC. This certificate is crucial for helping potential buyers or renters understand the energy efficiency of a property.

What are the benefits of having a high EPC rating?

Benefits of a high EPC rating include increased property value, energy cost savings, and enhanced marketability. Properties with higher EPC ratings are often more attractive to buyers and tenants who are looking to reduce their energy costs and environmental impact.

If you find this information useful and would like to take action and regarding your property, please find below our contact details. At Energy Performance Solutions we adopt a consultative approach to the EPC inspections, helping home owners achieve the best possible EPC rating in a cost-effective way. We help home owners decide which improvements are more effective and achieve the higher EPC rating.

Kind Regards

Daniel Pina

Director & Energy Assessor | Energy Performance Solutions LTD

Address: 128 City Road, London, EC1V 2NX


Phone: 02071013460