Tenancy Agreements and Energy Certification in Wales

Tenancy Types & Agreements Wales 4 min read · published March 09, 2026 Flag of Wales

Being a tenant in Wales means knowing both your tenancy agreement and how energy rules affect your home. This guide explains what typical tenancy clauses cover, when landlords must provide an Energy Performance Certificate (EPC), and what tenants can do if a home is below legal standards. It covers practical steps for checking an EPC, asking your landlord for improvements, and using official forms or the Property Chamber if issues are not resolved. Where relevant, I explain key legislation and show how to use official government resources so you can act confidently on repairs, rent concerns or energy efficiency problems. Plain language and examples are used to help renters understand rights and next steps.

What an EPC is and when it must be provided

An Energy Performance Certificate (EPC) shows a homes energy efficiency on a scale from A (most efficient) to G (least efficient). Landlords must supply an EPC to prospective new tenants and normally need to ensure the property meets the Minimum Energy Efficiency Standard for the private rented sector; you can look up a propertys current certificate on the official government register.[1] If a landlord cannot provide a valid EPC, ask for the certificate in writing and keep a dated copy of your request.

Keep a copy of the EPC and tenancy agreement stored safely.

Key tenancy clauses that affect energy and repairs

Tenancy agreements often include clauses about repairs, improvements and access for inspections. Read the repairs and repairs-liability sections carefully so you know whether the landlord or tenant is responsible for specific works, including heating, insulation or ventilation. If a clause appears to require a tenant to pay for major safety or minimum-standard works, seek advice before agreeing.

  • Before signing: confirm the landlord has a current EPC for the property.
  • Serve written requests for repairs and energy improvements so there is a dated record.
  • Repairs affecting heating, water or structural safety are usually the landlords responsibility.
  • Check the tenancy for any clauses about paying for upgrades; major works are not normally charged to tenants.

Relevant legislation and official remedies

Residential tenancy law for England and Wales is set out in statutes such as the Housing Act 1988 and Rent Act 1977; these establish core landlord and tenant rights and the routes to challenge unlawful conduct or seek possession in court or tribunal.[2] If your landlord refuses reasonable repairs or will not provide required documents such as an EPC, you can use written evidence, official notices and, where necessary, apply to the First-tier Tribunal (Property Chamber) or the county court for enforcement or orders.[3]

Respond to legal notices within deadlines to avoid losing rights.

Official forms tenants may need

Common official documents and forms tenants should know about include the notices and tribunal application forms used to pursue repairs, deposit disputes or possession matters. Below are typical forms you may use and when:

  • Section 21 notice (possession under Housing Act 1988, prescribed notice used by landlords) 
  • Application to the First-tier Tribunal (Property Chamber) : use this to request a tribunal determination on repairs, disrepair rent repayment or other residential property matters.
  • Deposit protection evidence and scheme dispute forms: if your deposit is not protected or you disagree with deductions, use the schemes dispute form to seek adjudication.

Examples: if your heating fails and the landlord does not respond to a written request within a reasonable time, send a dated complaint and, if there is no action, apply to the tribunal with your written requests, photographs and any EPC showing poor efficiency.[1]

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How to raise an energy or repair concern

Start with a clear written request to your landlord describing the problem, quoting any tenancy clause, and asking for a timescale for repair. If the issue affects habitability or safety, mark the correspondence urgent and keep copies. If the landlord does not act, you can escalate by applying to the First-tier Tribunal (Property Chamber) or seeking an enforcement notice through local housing enforcement where relevant.[3]

Detailed documentation increases your chances of success in disputes.

FAQ

Do landlords in Wales have to provide an EPC to tenants?
Yes. Landlords must provide a valid EPC to prospective tenants and usually ensure the property meets minimum energy standards; you can check a certificate on the official register.[1]
Can I withhold rent if the property is cold or poorly insulated?
Withholding rent is not recommended without legal advice. Instead, put your concerns in writing, request repairs, and use official dispute routes such as the tribunal if the landlord does not act.
Which body handles residential tenancy disputes in Wales?
The First-tier Tribunal (Property Chamber) handles many residential tenancy disputes, and applications or guidance are available through the official tribunal pages.[3]

How-To

  1. Check the propertys EPC on the government register to confirm the rating and date of issue.
  2. Send a clear written request to your landlord asking for improvements or a repair timeline, and keep a dated copy.
  3. If there is no response, gather evidence: photos, the tenancy clause, your written requests and the EPC.
  4. Apply to the First-tier Tribunal (Property Chamber) or contact local housing enforcement if you need a formal order to compel work.

Key Takeaways

  • Always check and keep a copy of the EPC before or when signing a tenancy.
  • Put repair and improvement requests in writing and keep dated records.
  • If informal requests fail, use the First-tier Tribunal (Property Chamber) or local enforcement routes.

Help and Support / Resources


  1. [1] GOV.UK - Find an energy certificate
  2. [2] Legislation.gov.uk - Housing Act 1988
  3. [3] GOV.UK - First-tier Tribunal (Property Chamber)
  4. [4] Rent Smart Wales

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Emma Clarke
Emma Clarke

UK Housing Rights Researcher, Tenant Rights UK

Emma covers private and social renting across England and Wales, with a strong grounding in the Renters (Reform) Act, Section 21 no-fault evictions, and deposit protection schemes. She has been writing about UK tenant rights and housing policy since 2017.