Contractor Insurance Checklist

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A practical insurance checklist for small construction firms, subcontractors and SMEs

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GET A QUOTE NOW

We compare quotes from leading construction insurers

  • Allianz
  • Aviva
  • QBE
  • RSA
  • Zurich
  • NIG

CONTRACTOR INSURANCE CHECKLIST – WHAT COVER DO YOU NEED?

Why Use a Contractor Insurance Checklist?

Many small contractors and subcontractors are under-insured or incorrectly insured. This checklist helps you identify the essential covers commonly required for construction work, client contracts and legal compliance in the UK.

Core Contractor Insurance Checklist

Essential covers most contractors should review.


  • Public liability insurance (third-party injury & damage)
  • Employers’ liability insurance (legal requirement if you employ staff)
  • Contractors All Risk / contract works insurance
  • Plant, tools & equipment insurance
  • Professional indemnity (design, specification or advice)
  • Personal accident or income protection

Insurance Often Required by Clients & Principal Contractors


  • Minimum public liability limits (£5m or £10m)
  • Evidence of employers’ liability insurance
  • Contract works insurance covering works in progress
  • Professional indemnity for design & build roles
  • Insurance certificates before site access
  • Ongoing cover for the full contract duration

Who This Checklist Is For


  • Small construction companies
  • Self-employed contractors and sole traders
  • Subcontractors working under main contractors
  • SMEs tendering for larger construction projects
  • Newly established construction businesses
  • Contractors reviewing or renewing insurance

FREQUENTLY ASKED QUESTIONS

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What insurance is legally required for contractors?

Employers’ liability insurance is legally required in most cases if you employ staff. Other covers such as public liability are not legally required but are often mandatory under contracts.

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Do subcontractors need their own insurance?

In most cases, subcontractors are expected to carry their own public liability insurance and sometimes professional indemnity, depending on their role.

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Is Contractors All Risk insurance always required?

Contractors All Risk insurance is commonly required for works in progress, particularly on commercial projects or where contract values are significant.

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Can insurance requirements vary by contract?

Yes. Insurance requirements often vary depending on the client, project size, risk profile and contractual terms.

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How often should contractors review their insurance?

Contractors should review their insurance annually and whenever their work scope, turnover, staffing or contract requirements change.

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