Gas Safe Notification After a New Boiler Installation

If you have had a new gas boiler installed in your home, the installation normally needs to be notified to the relevant local authority under the Building Regulations. In England and Wales, a Gas Safe registered installer can usually do this for you through the Gas Safe notification process. You should then receive a Building Regulations Compliance Certificate confirming that the work has been notified.

This is separate from your boiler manufacturer’s warranty, installation paperwork and the Gas Safe engineer’s commissioning records.

The notification matters because it provides evidence that the boiler installation has been carried out by an appropriately registered installer and that the relevant Building Regulations notification has been completed. The certificate can also become important if you sell your property, as Building Regulations records may be requested during conveyancing. GOV.UK specifically identifies new or replacement boilers as work that needs to be notified unless it is carried out under an appropriate Competent Person Scheme.

This guide explains what happens after a new boiler installation, who is responsible for notification, how long it takes, what certificate you should receive and what to do if your boiler has not been notified.

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Quick Answer: Does a New Boiler Need to Be Notified?

Yes. A new or replacement boiler is normally notifiable under Building Regulations. In England and Wales, a Gas Safe registered installer can notify the installation through the Gas Safe notification process rather than requiring the homeowner to make a separate Building Regulations application. The installer is responsible for ensuring the required notification is made and you should receive evidence of compliance afterwards. GOV.UK states that registered installers can self-certify certain work and notify the local authority on the customer’s behalf.

The notification is not the same thing as registering your boiler warranty. You may need to complete the manufacturer’s warranty registration separately.

Gas Safe Notification: What You Should Receive

Document or recordWhat it provesWho normally provides it?
Building Regulations Compliance CertificateThe installation has been notified under Building RegulationsInstaller/Gas Safe process
Boiler commissioning recordThe boiler has been installed and commissionedInstaller
Manufacturer warranty documentsDetails of the manufacturer’s warrantyManufacturer/installer
Gas Safe registration detailsThe engineer/business is registered for relevant gas workGas Safe Register

The precise paperwork can vary depending on the installation and location, but homeowners should not assume that a boiler manufacturer’s warranty registration is evidence of Building Regulations notification.

What Is Gas Safe Notification?

Gas Safe notification is the process used by a registered installer to tell the relevant authority that certain gas work has been completed.

For a new gas boiler in England and Wales, this is connected to Building Regulations compliance. Gas Safe Register explains that registered businesses have a legal obligation to notify local authorities about new gas boilers and other relevant gas heating equipment.

The important point for homeowners is that you normally should not have to arrange this yourself when you use an appropriately registered installer.

GOV.UK describes Competent Person Schemes as a way for registered tradespeople to self-certify qualifying work rather than making the customer apply for Building Regulations approval themselves.

Who Is Responsible for Notifying the Boiler?

The installer or registered business that carries out the qualifying work is responsible for completing the required notification.

This is one reason it is important to establish that your installer is properly registered for the work they are undertaking.

Gas Safe registration should be checked against the specific type of work being carried out, rather than simply assuming that a company advertising gas services is authorised for every type of installation.

For homeowners, the process should generally be straightforward:

  1. A registered installer installs the boiler.
  2. The boiler is commissioned and the installation is checked.
  3. The installer submits the required notification.
  4. The relevant records are processed.
  5. The homeowner receives the compliance certificate or relevant documentation.

Gas Safe guidance states that, for notifiable work, the registered business has a legal duty to ensure the local authority is made aware of the work and to provide the customer with a certificate.

How Long Does Gas Safe Notification Take?

The notification process should not be left indefinitely after installation.

Gas Safe’s consumer guidance states that notification for relevant work must be completed within the applicable notification period, and its guidance identifies a 30-day period for the registered business to notify the local authority.

GOV.UK also states that customers using a Competent Person Scheme registered installer should receive a certificate of compliance after the work, with its current consumer guidance referring to certificates being issued within 8 weeks in the general competent-person process.

If you have been waiting considerably longer than expected, contact your installer rather than assuming the certificate will automatically arrive.

Gas Safe Notification Is Not the Same as a Boiler Warranty

This causes considerable confusion.

A Building Regulations Compliance Certificate relates to notification and compliance with relevant building requirements.

A manufacturer warranty relates to the boiler manufacturer’s warranty terms.

They serve different purposes.

You may therefore have:

  • A boiler warranty registration
  • A Building Regulations Compliance Certificate
  • A commissioning record
  • Installation instructions and manuals
  • Installer paperwork
  • Gas Safe-related documentation

Keep all of these together.

A warranty registration does not automatically mean that the Building Regulations notification has been completed.

What Happens If My Boiler Has Not Been Notified?

If your new boiler was installed but you have never received confirmation that the installation was notified, contact the installer first.

Ask:

“Has my boiler installation been notified under the Building Regulations, and when should I receive my compliance certificate?”

A reputable installer should be able to explain what was submitted and when.

If the installer is no longer operating or refuses to resolve the issue, Gas Safe guidance provides routes for dealing with missing notification. In some circumstances, another suitably qualified registered business may need to inspect, commission and notify the installation.

Do not simply assume that a missing certificate means the boiler itself is unsafe. However, it is important to resolve missing compliance documentation because it can create problems later.

Why Does the Certificate Matter When Selling a House?

Building Regulations records can become relevant when selling a property.

GOV.UK specifically notes that certificates of compliance can be used as evidence of compliance and may appear during solicitor searches when a homeowner sells their property.

If you have replaced your boiler recently, keeping the certificate with your property documents can therefore make future conveyancing easier.

A missing certificate does not necessarily mean that the installation cannot be resolved, but it is much better to deal with the issue when the installation is completed rather than years later.

Why Boiler Installation Quality Matters

Notification paperwork is important, but it is not a substitute for good installation practice.

The boiler needs to be correctly:

  • Sized for the property
  • Installed according to the manufacturer’s instructions
  • Connected safely to the gas and heating systems
  • Flued correctly
  • Condensate-connected appropriately
  • Commissioned
  • Tested
  • Documented

Building Regulations exist to help ensure building work meets appropriate standards for health, safety, welfare and energy efficiency.

A good boiler installation should therefore involve much more than simply removing the old appliance and connecting a replacement.

How to Choose a Boiler Installer

Before accepting a quotation, ask the installer:

  1. Are you Gas Safe registered?
  2. Are you registered for the specific gas work required?
  3. Will you notify the installation under Building Regulations?
  4. Will I receive the compliance certificate?
  5. Will the boiler be properly commissioned?
  6. What boiler model and output are you recommending?
  7. Why is that output suitable for my property?
  8. What warranty is included?
  9. What workmanship guarantee is provided?
  10. What happens if there is a problem after installation?

The cheapest quotation is not necessarily the best value if it leaves you chasing certificates or dealing with installation problems later.

How Much Does Gas Safe Notification Cost?

For a homeowner using an installer who handles the installation through the appropriate Competent Person process, notification is normally part of the installation service rather than something you should expect to arrange separately.

The cost of a new boiler itself can vary substantially depending on:

  • Boiler model
  • Boiler output
  • Property size
  • Flue requirements
  • Pipework alterations
  • Heating system modifications
  • Controls
  • Cylinder requirements
  • Location of the boiler
  • Complexity of the installation

A proper survey or assessment is therefore needed for an accurate quotation.

Gas Safe Notification After a Boiler Installation: What to Do

If your boiler has just been installed, use this simple checklist:

Step 1: Keep your invoice and installation paperwork.

Step 2: Check that the installer is appropriately Gas Safe registered.

Step 3: Ask whether the installation has been notified.

Step 4: Keep the Building Regulations Compliance Certificate when it arrives.

Step 5: Register the boiler warranty separately if required by the manufacturer.

Step 6: Keep the commissioning documentation and boiler manual.

Step 7: If the certificate does not arrive, contact the installer promptly.

Using a competent installer can remove much of the administrative burden for homeowners because the installer can self-certify qualifying work and notify the relevant authority.

UK Differences to Be Aware Of

The exact building control and notification arrangements differ across the UK.

The Gas Safe notification guidance referenced above specifically concerns England and Wales. GOV.UK also states that building regulations processes differ in Scotland and Northern Ireland.

If your property is in Scotland or Northern Ireland, check the applicable national building standards and notification requirements rather than assuming the England and Wales process applies.

Choosing a Boiler Installer

Frequently asked questions (FAQs)

Clear answers about choosing a boiler installer, Gas Safe registration, home assessments, boiler quotations, warranties and installation standards. Speak to Simple Green Energy .

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Ask about Gas Safe registration, boiler sizing, the exact model proposed, installation costs, controls, warranty, workmanship guarantee, Building Regulations notification, commissioning and aftercare.
Anyone carrying out gas work on a domestic gas installation must be appropriately qualified and registered with Gas Safe Register. Always check the engineer's credentials.
Use the Gas Safe Register website to check the business or engineer. You can also check the engineer's ID card when they arrive.
For many installations, a property assessment is valuable because the installer needs to consider boiler location, flue arrangements, pipework, drainage, controls and other site-specific requirements.
Yes. Getting two or three comparable written quotations can help you identify differences in equipment, installation work, warranties and pricing.

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Gas Safe notification is an important part of completing a new boiler installation properly in England and Wales.

For most homeowners, the key point is simple: when a suitably registered installer replaces your boiler, they should take care of the required notification and you should receive evidence of Building Regulations compliance afterwards.

Do not confuse this certificate with your boiler warranty. Keep both, along with your commissioning documentation and installation records.

If you have recently had a boiler installed and are unsure whether the work has been notified, contact the installer and request confirmation before the paperwork becomes difficult to trace.

For a new boiler installation, choosing a competent, properly registered installer from the beginning is one of the best ways to protect your safety, your investment and your property’s future paperwork.

Need a new boiler or want to check your installation requirements? Speak with Simple Green Energy for professional advice and a quotation.