Energy performance within the property market
Our property partners at Julian Wadden share their insight on Energy Performace Certificates
By Alasdair Perry
16th May 2025 | Property News

Our property partners at Julian Wadden share their insight on Energy Performace Certificates.
Energy Performance Certificates (EPCs) are essential tools for assessing a property's energy efficiency, rated from A (most efficient) to G (least efficient). These ratings influence property values, mortgage options, and rental eligibility.
The UK government has proposed that all privately rented properties achieve a minimum EPC rating of C by 2030, aiming to enhance housing quality and reduce carbon emissions . While these changes are not yet legally binding, landlords are encouraged to plan ahead to meet these anticipated standards.
The average EPC rating of homes across the UK currently falls between band D and C, with band D (rating 60–69) being the most common.
According to government data, around 58% of existing homes in England and Wales are rated D or lower, while only around 42% achieve a rating of C or above.
This highlights the substantial room for improvement in energy efficiency across the national housing stock.
The government's long-term goal is to raise the minimum standard to band C for most homes by 2035, with an earlier target of 2030 for rental properties.
These statistics underscore the importance of energy upgrades not only to comply with upcoming legislation but also to help lower national carbon emissions and improve living conditions.
Improving your EPC rating offers several benefits:
- Reduced Energy Bills: Enhanced insulation, efficient heating systems, and smart thermostats can significantly lower energy consumption, leading to cost savings
- Increased Property Value: Properties with higher EPC ratings often command higher market prices, with some studies indicating a potential increase of up to 6%
- Better Mortgage Rates: Some lenders offer favorable mortgage terms for energy-efficient homes, recognizing the reduced risk associated with lower utility costs
- Enhanced Tenant Appeal: Energy-efficient properties are more attractive to tenants, potentially reducing vacancy periods and increasing rental income
To improve your EPC rating, consider the following upgrades:
- Insulation: Installing or upgrading loft and wall insulation can prevent heat loss.
- Efficient Heating: Replacing old boilers with modern, energy-efficient models can improve heating efficiency
- Smart Thermostats: Devices like the Google Nest can optimize heating schedules, reducing energy waste
- Double Glazing: Upgrading windows can enhance thermal efficiency and reduce drafts
- Renewable Energy: Installing solar panels can provide sustainable energy and further improve your EPC rating
Investing in energy efficiency not only prepares your property for future regulations but also offers immediate financial and environmental benefits. Improving its rating will benefit homeowners, whether that be a landlord to meet the proposed changes or an owner-occupier looking to reduce their energy bills.
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