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What Happens If a Landlord Gas Safety Check Finds a Problem?

What Happens If a Landlord Gas Safety Check Finds a Problem?
27 October 2026

By LP Plumbing & Heating Ltd

What Happens If a Landlord Gas Safety Check Finds a Problem?

A finding on a landlord gas safety check can mean anything from a defect that needs attention to a concern that makes an appliance unsafe to use. The important thing is to understand what the engineer found, which appliance or part of the system is affected, and what needs to happen before it is used again.

A check is an assessment of gas safety. It is not the same as completing every repair or servicing task that might be recommended. Knowing that distinction helps you manage the property properly and give tenants clear instructions.

Start with the specific finding

Ask the engineer to explain the defect in plain language. “The boiler has failed” is not enough detail to plan what happens next. Find out whether the concern relates to the appliance itself, its flue, ventilation, pipework or a safety device, and whether it affects one appliance or more.

The location matters because different faults create different risks. A problem with how gas burns or with the flue, which carries exhaust gases away from an appliance, is not the same as a worn control that affects operation. A pipework concern may relate to the gas supply rather than the appliance. The repair and the checks needed afterwards depend on the actual cause, not just the name of the appliance.

Ask what the finding means for use right now. If the engineer says an appliance should not be used, make sure the tenant understands that instruction and knows which appliance it applies to. Do not treat the absence of an obvious symptom as evidence that the concern has gone away. Gas safety cannot be reliably judged by appearance or by whether an appliance seems to be working normally.

Why faults can be more than a performance issue

An appliance may continue to heat water or warm a room while having a safety defect. For example, a problem with how gas burns, the air supply or the flue (the pipe that carries exhaust gases away) can affect how safely it operates, even if the controls still respond. A fault in a safety device can also matter because that device is there to detect or limit an unsafe condition.

Some issues develop through wear or deterioration. Others may relate to installation, damage, a blockage or a change in how the appliance or its surroundings are being used. The inspection identifies a concern; further investigation may be needed to establish its cause. Replacing a part based on a guess can leave the underlying issue untouched, while repeatedly resetting or restarting an appliance does not resolve a fault that needs proper attention.

Make the follow-up clear

Before arranging remedial work, establish what needs doing and whether the appliance must remain out of use. Clarify whether the proposed work addresses the recorded defect, whether additional investigation is needed, and what checks will be carried out afterwards. If access to the property or appliance is restricted, arrange it before work is booked so the engineer can assess the relevant parts.

Keep the gas safety record with your property documents and make sure the tenant has clear, practical information about any affected appliance. If several appliances are present, identify the one concerned rather than giving a vague instruction about “the gas”. This reduces the chance of a tenant misunderstanding what can and cannot be used.

Avoid asking a tenant to inspect, adjust or repair gas equipment. They can report what they have noticed, such as an appliance cutting out or a visible change, but diagnosis and gas work should be left to a suitably qualified engineer. If a tenant reports a new concern after the inspection, pass on the details and arrange professional advice rather than assuming it is unrelated.

Do not confuse paperwork with resolution

The record tells you what was found at the time of the check. If it lists a defect, filing the document does not itself correct that defect. Keep a note of the follow-up, including what work was undertaken and whether any further action remains outstanding. That gives you a clearer picture of the property’s safety status and helps prevent an unresolved finding from being overlooked when responsibility changes or the property is let again.

A useful conversation with the engineer should leave you knowing the nature of the issue, any immediate restriction on use, the next step and what confirmation to expect when the work is complete. If any of that is unclear, ask before closing the matter.

For landlords in Aylesford, Larkfield and the surrounding Kent area, we can help you understand the inspection and the next steps. Read more about our Landlord Gas Safety Certificates, or contact us to discuss a check for your rental property.

Get in touch with our team for a free, no-obligation quote.