Asbestos Register Requirements: What Must It Contain?
CAR 2012 Reg 4
Duty Holder Obligations
HSG264 Standard
Non-Domestic Premises
Definition
What Is an Asbestos Register?
An asbestos register is the dutyholder's current record of known and presumed asbestos-containing materials (ACMs), their location and condition. Survey information often forms the starting point, but the register remains a live management record that must be updated as conditions, surveys and work change. A competent management-survey route may be needed where existing information is inadequate.
The register is not a standalone document: it is the record component of a broader asbestos management system. Regulation 4 requires the duty holder to assess the condition of ACMs, record the findings, and implement a management plan that specifies what will be done about each material. The register provides the data; the management plan provides the actions.
There is no prescribed format for an asbestos register under CAR 2012. The HSE's guidance document HSG264: Asbestos: The Survey Guide sets out the standard approach used by qualified surveyors. The register can be paper-based or digital, but it must be readily accessible to anyone who needs to work on the premises: a requirement that catches many duty holders who store registers offsite or behind access controls.
Legal Basis
The Regulatory Requirement: CAR 2012 Regulation 4
Regulation 4 of CAR 2012 imposes four core duties on the duty holder for non-domestic premises:
Reg 4(3)Assess whether ACMs are presentCommission a management survey of the premises. Where materials cannot be sampled, they must be presumed to contain asbestos.Reg 4(8)Record the findingsProduce a written asbestos register. This is the legal obligation to maintain a record: the register itself.Reg 4(9)Prepare and implement a management planThe register informs the plan. The plan must specify actions, timescales, and re-inspection intervals for each ACM.Reg 4(10)Provide information to othersThe register must be made available to anyone who is liable to disturb ACMs: contractors, maintenance staff, emergency services.
Important: CAR 2012 Regulation 4 applies to non-domestic premises only . A purely domestic dwelling is exempt. However, the common areas of an HMO, a block of flats, or any mixed-use building are non-domestic: the duty applies to those areas. See our Asbestos for Landlords guide for a full breakdown of duty holder types.
Register Contents
What Must an Asbestos Register Contain?
CAR 2012 does not prescribe a specific format, but HSG264 sets out the minimum information a compliant register must contain. The table below distinguishes between elements that are legally required and those that are strongly recommended best practice.
| Register Element | Detail | Status |
|---|---|---|
| Location of each ACM | Room, floor, building zone, or external area. Must be specific enough for a contractor to locate the material without further investigation. | Required |
| Type of ACM | Material category (e.g. asbestos insulating board, asbestos cement, lagging, floor tiles, artex). Where fibre type is known from analysis, this should be recorded. | Required |
| Condition assessment | Assessed using the HSG264 Material Assessment Algorithm: score 0–3 for product type, extent of damage, surface treatment, and fibre release potential. | Required |
| Extent / quantity | Approximate area (m²) or length (m) of the material. Required to assess risk priority and estimate removal costs. | Required |
| Priority assessment score | Combined Material Assessment and Priority Assessment scores from HSG264. Determines management action required. | Required |
| Recommended management action | One of: monitor, repair/encapsulate, or remove. Must be linked to a timescale in the management plan. | Required |
| Date of survey | Date the material was identified and assessed. Required to establish re-inspection intervals. | Required |
| Surveyor details | Name and organisation of the competent survey provider, with enough information for the dutyholder to retain the report and understand who carried out the inspection. | Required |
| Laboratory analysis results | Laboratory report reference, sample identification, result and date where bulk samples were taken. The dutyholder should retain the laboratory/provider evidence relevant to the instruction. | Best Practice |
| Photographic record | Photographs can help confirm locations and support condition monitoring. They supplement the written register and site plan rather than replacing them. | Best Practice |
Duty Holder Types
Who Must Maintain an Asbestos Register?
The duty holder is the person or entity with the greatest degree of control over the premises. In practice, this is usually the freeholder, leaseholder with repair obligations, or managing agent. The table below sets out the register obligation for each common duty holder type.
| Duty Holder Type | Obligation | Register Required? |
|---|---|---|
| Freeholder (non-domestic) | Full Regulation 4 duty. Must commission survey, produce register, and implement management plan. | Required |
| Leaseholder with repair obligations | Duty applies to areas within the lease boundary where the leaseholder has control. | Required for controlled areas |
| Managing agent | Acts on behalf of the duty holder. Must ensure register is produced, maintained, and communicated to contractors. | Required: agent's responsibility |
| Employer (workplace premises) | Employer has duty to manage asbestos in the workplace. Register must be available to all employees and contractors. | Required |
| Domestic landlord (residential only) | CAR 2012 Regulation 4 does not apply to purely domestic premises. However, common areas of HMOs and blocks of flats are non-domestic and the duty applies. | Required for common areas |
| Self-employed sole trader (own premises) | If premises are non-domestic and the trader has control, the duty applies. A sole trader working from a home office in a domestic property is exempt. | Required if non-domestic |
Competency
Who Can Produce an Asbestos Register?
The dutyholder is responsible for keeping the asbestos register current. Where a survey is needed, HSE says the surveyor must be competent and strongly recommends using an accredited asbestos surveying organisation. This page does not treat one named qualification as the only legal route, and any sampling or laboratory arrangement should be checked for the actual instruction.
Once the initial survey and register are produced, the duty holder is responsible for keeping the register up to date. This means:
- Appending re-inspection records after each periodic re-inspection
- Updating the condition assessment for any ACM whose condition has changed
- Removing or marking ACMs that have been removed or encapsulated
- Adding any newly identified ACMs discovered during maintenance or renovation works
- Ensuring the register reflects the current state of the building at all times
Compliance Failures
Common Asbestos Register Compliance Failures
HSE inspections consistently identify the same categories of non-compliance. The following failures are the most frequently cited in Improvement Notices and enforcement actions relating to Regulation 4.
Register not kept on the premises
High Risk
People who may disturb asbestos may not receive the location and condition information they need before work starts. The register should be accessible to the people who rely on it.
Register not updated after removal or encapsulation
High Risk
Outdated records mislead future contractors. Duty holder remains liable for any resulting exposure.
Presumed ACMs not recorded
High Risk
Materials that could not be sampled must be presumed to contain asbestos and recorded as such. Omitting them is a compliance gap.
No re-inspection records appended
Medium Risk
The register needs current condition information and should be updated when inspections, removals, repairs, new surveys or changes in risk occur. HSE guidance says the register should be reviewed at least annually as part of the management review.
Register stored offsite or password-protected
Medium Risk
Must be readily accessible to anyone who needs to work on the premises. A digital register locked behind a login that contractors cannot access does not meet Reg 4(9).
No management plan linked to the register
High Risk
The register identifies ACMs; the management plan specifies what to do about them. One without the other is incomplete. Both are required under Regulation 4.
Key Distinction
Asbestos Register vs Asbestos Management Plan
These two documents are frequently confused. They are distinct but interdependent: one cannot function without the other.
Asbestos Register
- Records what ACMs are present
- Built from competent survey and management information
- Lists location, type, condition, and extent
- Updated after each re-inspection or change
- Must be readily available to people who may disturb asbestos
Asbestos Management Plan
- Sets out what will be done about ACMs
- Produced by the duty holder (with professional input)
- Specifies actions, timescales, and priorities
- Includes re-inspection schedule
- Must be reviewed and updated regularly
Common Questions
Related Compliance Guides
Explore the full Burst 3 Compliance & Landlord Cluster for complete duty holder coverage.
Regulation 4
Asbestos for Landlords: Regulation 4 Duties
A complete guide to landlord asbestos obligations under CAR 2012 Regulation 4: duty holder status, management plans, HMO requirements, and penalty exposure.
Read guide
13 min read
Landlord Compliance
Asbestos in Rental Properties
Landlord obligations under CAR 2012, the Landlord and Tenant Act 1985, the Homes Act 2018, and the Renters’ Rights Bill. A complete compliance guide.
12 min read
Documentation
Asbestos Paperwork Guide
How survey reports, plans of work, hazardous-waste consignment notes, analyst records and the asbestos register fit different asbestos tasks.
9 min read
Re-Inspection
Asbestos Re-Survey Schedule
How often ACMs need to be re-inspected, what triggers an unscheduled survey, and how to maintain a compliant asbestos management plan.
8 min read
NNLW
Notifiable Non-Licensed Work (NNLW)
What tradespeople need to know about NNLW: HSE notification, health surveillance, COSHH records, and which materials trigger NNLW status under CAR 2012.
11 min read
CDM 2015
Asbestos Renovation Checklist
A planning checklist for renovation work in pre-2000 properties, including asbestos-information needs, work classification and job-specific handover records.
10 min read
Need a Compliant Asbestos Register?
Pro Asbestos Removal can discuss the survey or register information needed for a non-domestic premises and provide a free site assessment for a no-obligation quotation. Survey competence claims are limited to evidence held for the individual instruction; licensable asbestos removal requires an HSE-licensed contractor.
Book a Management Survey 07345 062075
Common Questions
Is an asbestos register a legal requirement?
Where the duty to manage applies, the dutyholder must make and keep up to date a record of the location and condition of known or presumed asbestos-containing materials. HSE refers to this record as the asbestos register. The duty covers non-domestic premises and can apply to common parts of multi-occupancy domestic premises.
What is the difference between an asbestos register and an asbestos management plan?
The asbestos register records known and presumed ACMs, including their location and current condition. The management plan sets out how the dutyholder will manage the risk, who is responsible, how condition will be monitored, how information will be shared and what actions are due. The register is a key part of the management plan but is not the whole plan.
Who can produce an asbestos register?
The dutyholder owns the obligation to keep the register current. Survey information will usually come from a competent asbestos surveyor, and HSE strongly recommends using an accredited asbestos surveying organisation. A particular qualification such as P402 is not presented here as the only legal route. Provider competence and any sampling or laboratory scope should be checked for the actual instruction.
How often does an asbestos register need to be updated?
The register is a live record. HSE says it should be updated at least annually as part of the asbestos-management review and sooner when risk changes, for example after deterioration, repair, removal, new sampling, a new survey or a change in the likelihood of disturbance. Monitoring frequency for individual materials should reflect the premises and material condition.
Does a domestic property need an asbestos register?
Regulation 4 does not normally apply inside a single private dwelling, but it can apply to common parts of multi-occupancy domestic premises depending on maintenance responsibilities. Other housing, repair and work-safety duties can still apply, so the property context and planned work matter.
What happens if I do not have an asbestos register?
If the duty to manage applies and the asbestos information is inadequate, people carrying out maintenance or other work may not know where asbestos is located or what condition it is in. The dutyholder should establish the required information, keep the register current and make it available to people who may disturb ACMs. Enforcement action depends on the circumstances and the relevant authority.
Further Guidance
Discuss Your Requirements
Scope, provider requirements, price and availability are confirmed for the individual enquiry. Licensable work requires an HSE-licensed contractor.