Awaab’s Law and the CP12: what changes for gas safety in 2026

The Landlord Gas Safety Record (CP12) is the most well-understood compliance instrument in the social housing sector. Every housing association has a programme. Every local authority has a process. Every contractor knows what one looks like.

So it is easy to assume that, on gas safety at least, you are covered.

Under Awaab’s Law Phase 2, that assumption does not survive contact with the regulation.

Phase 2 expands the law into a category called “explosion hazards” which includes gas safety failures, leaking pipework, and unserviced appliances. It introduces emergency-grade response timeframes for any of those failures in an occupied property. And it changes what a CP12 actually means, not the inspection itself, but the documentation, the response chain, and the legal weight of every gap in your programme.

A landlord who has been compliant with CP12 the old way is materially exposed under Phase 2. This article sets out what changes, what does not, and what to verify in your contractor’s processes before the regulation comes into force.


What the CP12 has always been

Before getting to what changes, the baseline. The Gas Safety (Installation and Use) Regulations 1998 require every landlord renting a property with gas appliances to have those appliances safety-checked annually by a Gas Safe registered engineer. The engineer issues a Landlord Gas Safety Record, usually called a CP12 after the original Corgi form number, which the landlord must provide to the tenant within 28 days and retain for two years.

That obligation has not changed under Awaab’s Law. The annual inspection requirement, the 28-day disclosure rule, the two-year retention period, all of these continue exactly as they did before October 2025.

What has changed is everything around the certificate.


What Phase 2 changes

Awaab’s Law Phase 2, due to come into force during 2026, adds eight new hazard categories to the prescribed requirements. One of them is explosion hazards, which the regulations define to include gas leaks, faulty gas appliances, unsafe gas installations, and any condition where a gas-related failure presents a significant risk of harm.

Once Phase 2 is in force, a tenant reporting any of the following triggers the emergency timeframes built into the regulation:

  • A gas smell or suspected leak in the property
  • A gas appliance that the tenant believes is faulty or unsafe
  • A boiler failure in cold weather where vulnerable occupants are present
  • An appliance that has not been serviced within the statutory period
  • Any other condition that, in the regulator’s view, presents a significant risk of harm related to gas

The timeframes are not negotiable. Investigate and make safe within 24 hours. Provide alternative accommodation at the landlord’s expense if the property cannot be made safe in that window. Provide a written summary of findings within three working days. Maintain a documented audit trail that demonstrates compliance with all of the above.

Failure to meet these timeframes is no longer an operational embarrassment or a regulatory grumble. It is a breach of section 10A of the Landlord and Tenant Act 1985, actionable by the tenant in court, enforceable by the Regulator of Social Housing, and exposed to unlimited fines in serious cases.


Where the CP12 sits in this

On the face of it, a valid CP12 should be reassuring. The appliances have been inspected, the engineer has signed them off, the legal obligation has been met. What changes?

Three things, none of them obvious at first read.

First, a lapsed or missing CP12 is no longer just an administrative gap.

Before Awaab’s Law, a CP12 that had expired by a few weeks was an issue you could quietly resolve. Under Phase 2, if a tenant reports a gas concern in a property without a current certificate, the regulator and the courts will look at the missing CP12 not as an administrative oversight but as evidence that the landlord was operating an inadequate compliance programme. The expired certificate becomes the central exhibit in any subsequent enforcement action.

This is the part of the change that procurement teams often underestimate. Your CP12 completion rate has always been a KPI. It is now a legal exposure metric. The difference between 98% completion and 100% completion is no longer the difference between a green dashboard and an amber one. It is the difference between defensible and indefensible if something goes wrong in one of the 2%.

Second, the certificate alone is not the evidence Phase 2 requires.

Awaab’s Law expects landlords to demonstrate not just that a check was done but that the response to any subsequent reported concern was timely and appropriate. A CP12 documents the annual inspection. It says nothing about whether the contractor attended within 24 hours when the tenant reported a smell of gas in March, or whether the boiler failure in February was triaged correctly, or whether the engineer’s safe-isolation report from the emergency callout was issued within three working days.

Under Phase 2, the regulator will look at the CP12 and then ask what happened in between. If the answer is “we have the certificate but no record of the reactive work that came after it,” the certificate has done very little to protect the landlord.

Second, the certificate alone is not the evidence Phase 2 requires.

Before October 2025, the contractor’s emergency response time was a contractual matter between the landlord and the supplier. Under Phase 2, the contractor’s response time is downstream of the landlord’s legal obligation to the tenant. If the contractor takes 48 hours to attend a reported gas concern in an occupied property, the landlord has breached Awaab’s Law regardless of what the contract with the supplier says.

The legal exposure flows up from the tenant through the landlord to the contractor relationship. A weak SLA with a contractor is now a direct vulnerability for the landlord, not a procurement preference.


What procurement leads should verify

If you procure or manage a heating and gas safety contract for social housing, the questions worth asking your contractor before Phase 2 comes into force are not the obvious ones. “Are your engineers Gas Safe registered” is a foundation question, not a Phase 2 question. The Phase 2 questions are about response, documentation, and audit trail.

On response time

Confirm in writing that the contractor commits to a 24-hour maximum attendance window for any reported gas concern in an occupied property. This is now the legal threshold under Awaab’s Law, not a contractual aspiration. Four hours is better, two is better still, but 24 is the floor.

Confirm what happens out of hours, on weekends, on bank holidays. Awaab’s Law does not pause for Christmas. A contractor with a Monday-to-Friday gas safety operation is structurally unable to meet the Phase 2 requirement on a Saturday morning report.

On documentation

Ask the contractor what their digital reporting infrastructure looks like. Specifically, how quickly is a job sheet issued after attendance? How is safe-isolation evidence captured at the point of work? Can the documentation be supplied to the regulator inside the 3 working day window without manual chasing? A contractor whose reporting is paper-based, or whose digital reports take more than 24 hours to generate after the visit, is not Phase 2 ready.

Ask to see a sample audit trail from a recent emergency attendance. What does the contractor’s evidence pack look like when a job is closed? If it is a single line on a spreadsheet, that is not enough. If it is a complete document including time of report, time of attendance, engineer’s findings, safe-isolation notes, photographs, follow-up actions and tenant communication, that is what the regulator will expect.

On CP12 programme integrity

Ask what the contractor’s expiring-certificate workflow looks like. Specifically, at what point before a CP12 expires does the contractor flag the property, and what is the escalation path if access cannot be arranged? A contractor relying on the landlord to chase the certificate is unlikely to maintain 100% compliance across a portfolio. A contractor with a system that flags 90 days out, escalates at 60 days, and engages directly with the tenant after 30 days is structurally set up to maintain the integrity Phase 2 requires.

Ask for the contractor’s CP12 compliance rate across their current contracts. If they cannot provide a single number, they probably do not have a system that tracks one. Phase 2 will expose this quickly.

On vulnerability and triage

Ask how the contractor identifies vulnerability when responding to a reported concern. Awaab’s Law uses the language of “significant risk of harm,” and that risk is materially higher when the property contains elderly residents, young children, or someone with a respiratory condition. A contractor whose response is identical regardless of who is in the property is not triaging to the standard Phase 2 expects. The contractor’s intake process should ask vulnerability questions at the point of report and reflect those answers in attendance prioritisation.


The administrative cost of getting this right

The change Awaab’s Law has introduced is not free for landlords or contractors to operationalise. It requires investment in digital infrastructure, in out-of-hours response capability, in vulnerability data, and in audit trail discipline.

There is a temptation to assume the existing CP12 programme covers it. It does not. The CP12 covers the annual inspection. Everything else, the response, the documentation, the vulnerability awareness, the audit trail, has to be built or bought separately.

Landlords who are still managing gas safety as a once-a-year administrative process, with paper certificates and a generalist contractor, will find Phase 2 exposes that approach as inadequate within months of the regulation coming into force. Landlords who have already moved to a contractor with proactive scheduling, digital reporting, vulnerability-aware triage, and an audit-ready evidence trail are in a fundamentally different position.

This is the part of the regulation that procurement teams should be thinking about now, not when the first enforcement notice arrives.


How VHL Mechanical operates

VHL Mechanical operates a CP12 programme designed around Phase 2 readiness rather than against the old baseline. Inspections are scheduled 90 days ahead of expiry with automated tenant communication and escalation. Emergency attendance averages 90 minutes across Greater London, well inside the Awaab’s Law threshold. Every job produces a digital report on completion, with safe-isolation evidence, engineer notes, and tenant communication captured at the point of work. Vulnerability data is held at the property level and surfaces in the triage process when a tenant reports a concern.

Across our active social housing contracts we maintain a 100% CP12 compliance rate and a 99% emergency attendance rate within four hours. The full operating model is set out on our Social Housing page.

If you procure or manage gas safety for a housing portfolio in London and want to talk through what Phase 2 readiness looks like in practice, the team is available on 020 8102 9898 or via the contact form.


Frequently asked questions

Q. Does a valid CP12 protect a landlord from Awaab’s Law enforcement?

A. Not on its own. The CP12 documents the annual inspection. Awaab’s Law Phase 2 looks at the full chain: inspection, ongoing maintenance, response to reported concerns, and audit trail. A valid CP12 with no record of how reported concerns were handled between inspections is not sufficient evidence of compliance.

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Q. What is the legal response time for a reported gas concern under Awaab’s Law Phase 2?

A. Twenty-four hours to investigate and make safe, with three working days to provide a written summary of findings to the tenant. If the property cannot be made safe inside 24 hours, alternative accommodation at the landlord’s expense is required.

Q. Is an expired CP12 an Awaab’s Law breach in itself?

A. Not automatically, but it becomes a serious evidentiary problem if a tenant reports a gas concern in a property without a current certificate. The expired CP12 becomes the central exhibit in any subsequent enforcement action.

Q. Does Awaab’s Law apply to private landlords as well as social landlords?

A. Phase 2 applies to social landlords only, housing associations, local authorities, ALMOs, and registered providers. Private landlords remain subject to the Gas Safety (Installation and Use) Regulations 1998 but not to the Awaab’s Law timeframes. Many of the underlying principles, however, particularly around vulnerable tenants and reported safety concerns, are being adopted across the private rental sector as best practice.

Q. What documentation should a contractor provide after attending a reported gas concern?

A. A digital job sheet capturing time of report, time of attendance, engineer findings, safe-isolation notes and photographs, follow up actions, and tenant communication. Issued within three working days of the visit. Anything less is not sufficient for an Awaab’s Law audit trail.

Q. Can a landlord rely on the contractor’s audit trail to demonstrate Awaab’s Law compliance?

A. Yes, provided the contractor’s audit trail is structured, digital, and accessible on demand. The landlord retains legal responsibility under section 10A of the Landlord and Tenant Act 1985, but a contractor with a properly built audit trail is the practical mechanism through which the landlord demonstrates compliance to the regulator.


About the author

Malika Khan is Head of Business Strategy, Commercial Systems & Technology at VHL Mechanical, where she leads the commercial systems and compliance technology programme across heating, gas safety, and mechanical maintenance contracts for social housing, local authorities, and commercial estates across London. She works directly with housing associations, ALMOs, facilities managers, and procurement teams on the operational systems that underpin Awaab’s Law readiness, CP12 compliance, and SLA-backed delivery.

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VHL Mechanical is a Gas Safe registered, ISO 9001 certified contractor based in Harrow, serving social housing providers and commercial clients across Greater London. We are approved to operate under multiple social housing procurement frameworks.

Areas We Cover

West London: Ealing, Hillingdon, Uxbridge, Harrow, Wembley, Brentford, Acton, Southall, Hayes, Ruislip

North London: Barnet, Enfield, Haringey, Islington, Camden, Hampstead, Finchley, Edgware, Tottenham

Central London: Westminster, Kensington, Chelsea, Mayfair, Paddington, Marylebone, Pimlico, Waterloo, Lambeth

East London: Ilford, Stratford, Hackney, Tower Hamlets, Romford, Barking, Walthamstow

South London: Croydon, Bromley, Lewisham, Greenwich, Wandsworth, Merton

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