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If you own a holiday let in Mid, South and West Wales, you’ve probably heard the term EPC mentioned more than once. But what does it actually mean for you as an owner, and why is it so important?

In this easy-to-read guide, we break down everything you need to know about Energy Performance Certificates (EPCs), with a focus on holiday home EPC requirements in the UK. From legal obligations to practical improvement tips, this blog is designed to help you stay compliant, protect your income, and future-proof your property.

Carry on reading for everything you need to know about holiday let EPC…


What is an Energy Performance Certificate (EPC)?

An Energy Performance Certificate measures how energy efficient a property is. It gives your holiday home a rating from A (most efficient) to G (least efficient) and includes:

  • An overall energy efficiency rating
  • An environmental impact rating
  • Estimated energy costs
  • Recommended improvements to boost efficiency

For holiday let owners, an EPC isn’t just a piece of paperwork – it can directly affect whether you’re legally allowed to let your property.

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Do Holiday Lets in Wales Need an EPC?

In most cases, yes.

If your property is:

  • Let out as a holiday home
  • Rented for more than 31 days per year in total
  • Equipped with fixed heating, hot water, and electricity

…then you’ll need a valid holiday home EPC.

When an EPC may not be required

You may be exempt if:

    • The property is let for less than 31 days per year and all bookings are short-term
    • There are no fixed heating systems
    • The building is classed as a temporary structure
💡 Top tip:
Exemptions can be tricky. If in doubt, it’s always best to get advice rather than risk non-compliance.

Minimum EPC Rating for Holiday Lets

Currently, holiday lets in England and Wales must have a minimum EPC rating of E.

If your holiday property is rated F or G, you:

  • Cannot legally let it (unless exempt)
  • May face fines of up to £5,000
  • Risk losing bookings and owner income

And looking ahead, the rules are tightening.

Future EPC changes

The UK Government has proposed raising the minimum EPC rating to C in the coming years. While timelines may change, improving your energy efficiency now can save you money and stress later.

Make sure you’re up to date with holiday let regulations by heading to our Comprehensive Guide to Holiday Let Regulations in Wales.


How Long Does a Holiday Home EPC Last?

An EPC is valid for 10 years, unless:

    • You make significant energy-related changes to the property
    • New regulations come into force that affect your rating
💡 Top tip:
Even if your EPC is still valid, updating it after improvements can improve your rating and future-proof your let.

How to Get an EPC for Your Holiday Let

To get a holiday home EPC, you’ll need to:

  1. Book a qualified domestic energy assessor
  2. Arrange access to the property
  3. Receive your EPC report and recommendations

The cost typically ranges from £60–£120, depending on property size and location.


Improving Your Holiday Home EPC Rating

Boosting your EPC rating doesn’t have to mean a full renovation. Many improvements are cost-effective and guest-friendly.

Simple upgrades that make a big difference

  • Loft and wall insulation
  • Energy-efficient lighting (LEDs)
  • Modern, efficient boilers or heating systems
  • Smart thermostats and heating controls
  • Double or triple glazing

Head to our helpful guide Energy Saving Ideas for your South Wales Holiday Let for more tips and tricks. 

💡 Top tip:
EPC assessors often recommend improvements that qualify for grants or long-term savings – always read the full report.
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How Coast & Country Holidays Can Help

At Coast & Country Holidays, we understand that keeping on top of regulations like EPCs can feel overwhelming – especially when you’re managing a holiday let across Mid, South or West Wales.

That’s why we support our owners by:

  • Reminding you when your EPC is due to expire
  • Advising on minimum EPC requirements for holiday lets in Wales
  • Helping you understand exemptions and future rule changes
  • Supporting you to stay compliant and protect your income

Our experienced local teams know the Welsh holiday let market inside out, so you’re never on your own when it comes to EPCs and compliance.

Learn more about how working with an agency can help you, in our Guide to Holiday Let Management.


FAQ – Holiday Home EPCs for Wales

1. How do I arrange an EPC for my holiday let?

Book a qualified domestic energy assessor, arrange access to your property, and they will provide a full EPC report with recommendations. Most assessments cost between £60–£120, depending on property size and location.

2. Can improving my EPC qualify me for grants or savings?

Yes! Many EPC-recommended improvements, like insulation or modern heating systems, can qualify for government grants or long-term energy savings. Always check the assessor’s recommendations carefully.

3. Will EPC rules change in the future?

The UK Government has proposed raising the minimum EPC rating to C for rental properties, including holiday lets. While exact timelines are not final, improving your property’s efficiency now can save money and future-proof your let.

4. How do EPC ratings affect bookings or guest interest?

While EPCs are primarily about compliance, a higher rating can make your holiday let more appealing to eco-conscious guests. Properties with better energy efficiency often attract positive reviews and repeat bookings because they are warmer, more comfortable and look after the planet.

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Next Steps for Your Holiday Let

Staying on top of your holiday home EPC is an essential part of running a successful holiday let in Mid, South and West Wales. With the right information, a few smart upgrades, and support from Coast & Country Holidays, compliance doesn’t have to be complicated.

If you’re unsure about your EPC, your rating, or what steps to take next, our team is always happy to help.

Owning a holiday let should be rewarding – and we’re here to make sure it stays that way.

For more information about letting your cottage with us, complete the form below to request contact from our team. You’ll also receive a copy of our FREE Owner Guide.