Summary

Employers' Liability (EL) insurance is often confused with Public Liability (PL) insurance, but they cover fundamentally different risks: Public Liability covers claims from third parties (customers, members of the public, anyone not employed by the business) injured or whose property is damaged by the business's work. Employers' Liability covers claims from the business's own employees — the labourer who hurts their back lifting materials, the apprentice who develops a respiratory condition from years of dust exposure, the office administrator who trips on a trailing cable in the workshop.

For sole traders with no staff, EL insurance generally isn't a legal requirement (though it can still be prudent in some structures — see below). The moment a trade business takes on an employee — even a single part-time apprentice, a Saturday labourer, or in many cases a subcontractor working under enough of the business's direction and control to count as an employee for this purpose — the legal requirement kicks in, and it kicks in from day one, not once revenue reaches some threshold.

The consequences of not having it when required are serious in two distinct ways: it's a criminal offence, prosecuted by the HSE, with daily fines; and separately, if an employee is genuinely injured and the business has no EL cover, the business itself is personally exposed to the full cost of any successful claim, which for a serious injury can run into hundreds of thousands of pounds — a risk no growing trade business can realistically self-insure.

Key Facts

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Aspect Requirement
Legal basis Employers' Liability (Compulsory Insurance) Act 1969
Minimum cover £5 million (£10 million typical market minimum)
Enforcement body Health and Safety Executive (HSE)
Penalty for non-compliance Up to £2,500 per day without required cover
Certificate retention At least 40 years after policy ends
Applies to Employees, including most part-time/casual/labour-only subcontractors
Doesn't generally apply to Sole traders with no staff; genuinely self-employed subcontractors running their own business

Detailed Guidance

Working out whether a subcontractor counts as an "employee" for EL purposes

EL INSURANCE — DOES THIS PERSON COUNT AS "MY EMPLOYEE"?
---------------------------------------------------------
Do they use their own tools/equipment?              -> more likely genuinely self-employed
Do they control how/when the work is done?           -> more likely genuinely self-employed
Do they work for other clients too, at will?         -> more likely genuinely self-employed
Do you supply the tools, materials, and set
  the hours/method of work?                          -> more likely YOUR employee for EL purposes
Are they under your direct day-to-day supervision
  with little independent discretion?                -> more likely YOUR employee for EL purposes

CIS registration / "self-employed" tax status
does NOT automatically settle this — it's a
fact-specific test based on the real working
relationship, separate from the tax question.

Given the ambiguity, many trade businesses that regularly use labour-only subcontractors carry EL cover that explicitly extends to cover this category, rather than relying on an assumption that CIS/self-employed status removes the requirement.

What happens without cover — two separate risks

There are two distinct consequences of trading without required EL cover, and both apply independently:

  1. Criminal liability — the HSE can prosecute for non-compliance itself, regardless of whether any employee has actually been injured, with fines accruing per day the business operates without required cover.
  2. Uninsured personal exposure — if an employee is genuinely injured or made ill and the business has no cover, the business (and in some structures, its directors/owners personally) is exposed to the full cost of any successful claim with no insurer standing behind it — a risk that can be genuinely business-ending for a serious injury claim.

The certificate retention requirement and why it matters long after the event

Some employee health claims — hearing loss from prolonged noise exposure, respiratory disease from years of dust exposure, vibration white finger — can emerge or be formally diagnosed many years after the actual exposure occurred, sometimes after the business itself has changed structure or ceased trading. The 40-year certificate retention requirement exists specifically so a former employee (or their estate) can still identify which insurer covered the business during the relevant period, even if that's decades in the past.

Frequently Asked Questions

Do I need Employers' Liability insurance if I'm a sole trader with no staff?

Generally no — the legal requirement is triggered by employing staff. However, if you occasionally take on casual help, even informally, or use subcontractors who might be considered employees under the fact-specific test above, it's worth checking whether the requirement applies before assuming it doesn't.

Is Employers' Liability the same as Public Liability insurance?

No. Employers' Liability covers claims from your own employees for work-related injury or illness. Public Liability covers claims from third parties — customers, members of the public, anyone not employed by your business — for injury or property damage caused by your work. Most trade insurance packages sell both together, but they are legally distinct and serve different purposes.

What happens if I don't have Employers' Liability insurance when I'm required to?

It's a criminal offence, enforced by the HSE, with fines of up to £2,500 for every day the business operates without the required cover — separate from and in addition to the financial exposure if an employee is actually injured and makes a claim against an uninsured business.

Does hiring a subcontractor mean I need Employers' Liability cover for them?

It depends on the real nature of the working relationship, not just their tax/CIS status. A genuinely independent subcontractor — using their own tools, controlling their own methods, working for multiple clients — is unlikely to count as your employee for EL purposes. A labour-only subcontractor working entirely under your direction, using your tools and materials, may be treated as your employee regardless of how they're registered for tax. When in doubt, check with your insurer, since getting this wrong leaves a genuine gap in cover.

Regulations & Standards