Gas Safety Certificate

Documentation

An annual certificate confirming that all gas appliances and flues in a rental property have been safety checked by a Gas Safe registered engineer

Gas Safety Certificate (officially Landlord Gas Safety Record or CP12) is an annual inspection document confirming all gas appliances, fittings, and flues in a rental property are safe. Required under the Gas Safety (Installation and Use) Regulations 1998, the certificate must be issued by a Gas Safe registered engineer and provided to tenants within 28 days. Non-compliance carries a maximum penalty of GBP6,000 and potential imprisonment for serious offences.

Under the Gas Safety (Installation and Use) Regulations 1998:

Landlords must:

  • Have gas appliances checked annually by Gas Safe registered engineer
  • Obtain certificate within 12 months of last check
  • Give copy to existing tenants within 28 days of check
  • Give copy to new tenants before they move in
  • Keep records for 2 years

What's Checked

Gas safety inspections cover:

  • Boilers
  • Gas fires
  • Gas cookers
  • Gas water heaters
  • Pipework and connections
  • Flues and ventilation

Certificate Contents

A valid CP12 includes:

  • Date of inspection
  • Property address
  • Description of each appliance
  • Location of each appliance
  • Test results and readings
  • Any defects identified
  • Engineer's name and Gas Safe registration
  • Confirmation property is safe to use

Finding a Gas Safe Engineer

  • Search at gassaferegister.co.uk
  • Verify registration number
  • Check they're registered for the work type
  • Beware of non-registered engineers (illegal)

Penalties for Non-Compliance

Failure to comply can result in:

  • Fines of up to £6,000
  • Imprisonment (serious cases)
  • Invalidated insurance
  • Manslaughter charges (if death occurs)
  • Section 21 notices invalid

For Letting Agents

Gas safety management:

  • Track annual renewal dates
  • Book inspections in advance
  • Serve certificates promptly
  • Store copies securely
  • Never let tenancy start without valid certificate
  • Ensure engineer is Gas Safe registered

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