Gas Safety Certificates for Landlords Explained

The annual gas safety check is one of a landlord's most important legal obligations. Non-compliance can result in fines, imprisonment, inability to evict tenants, and in the worst cases, loss of life.

This guide explains everything you need to know about gas safety certificates, from what the check involves to what happens if you fail to comply.

What the Law Requires

The Gas Safety (Installation and Use) Regulations 1998 require landlords to:

• Have all gas appliances, fittings, and flues checked annually
• Use a Gas Safe registered engineer for all checks
• Provide a copy of the Gas Safety Certificate to tenants within 28 days of the check
• Give a copy to new tenants before they move in
• Keep records of safety checks for two years

What Gets Checked

The Gas Safe engineer will check all gas appliances including:

• Boilers (combi, system, or conventional)
• Gas hobs and ovens
• Gas fires
• Gas water heaters
• Pipework and connections
• Flues and ventilation

The check tests for gas tightness, safe operation, proper ventilation, and correct flue operation.

Finding a Gas Safe Engineer

Only use Gas Safe registered engineers. You can:

• Search the Gas Safe Register online (gassaferegister.co.uk)
• Check the engineer's ID card (all registered engineers carry one)
• Verify registration by calling the Gas Safe Register helpline

Timing Your Checks

You can have the check done up to two months before the expiry date without losing time. For example, if your certificate expires on 31 December, you can have the check done from 1 November, and the new certificate will still be valid until 31 December the following year.

When Faults Are Found

If the engineer finds problems, they will classify them as:

• Immediately Dangerous (ID): The appliance will be disconnected immediately
• At Risk (AR): The appliance should not be used until repaired
• Not to Current Standards (NCS): Safe to use but should be upgraded when replaced

Penalties for Non-Compliance

Failing to comply with gas safety regulations can result in:

• Fines of up to 6,000 pounds
• Up to 6 months imprisonment
• Unlimited fines and longer prison sentences in serious cases
• Inability to serve valid Section 21 notices
• Civil liability if tenants are harmed