Contractor Professional Indemnity Insurance

Professional Indemnity (PI) Insurance for contractors, consultants, and freelancers working outside IR35. Protect your business from claims of negligence, errors, omissions, and contract disputes.

We work with leading UK contractor insurers

  • Allianz insurance logo
  • Aviva insurance logo
  • QBE insurance logo
  • RSA insurance logo
  • Zurich insurance logo
  • NIG insurance logo

PROFESSIONAL INDEMNITY FOR CONTRACTORS & CONSULTANTS

Protect your reputation, income and contracts

Professional Indemnity Insurance protects contractors from claims that your work, advice, or deliverables have caused a financial loss to a client. Essential for IT, engineering, consulting, marketing, finance, project management and technical contractors.

Why contractors need Professional Indemnity Insurance

Most UK clients now require PI insurance for onboarding, particularly for contractors working outside IR35. It protects against claims of professional negligence, incorrect deliverables, project delays, data errors and more.


  • Required for outside IR35 contracts
  • Often mandatory for onboarding through agencies
  • Protects against financial loss claims
  • Covers mistakes, errors, omissions & incorrect work
  • Ensures compliance with client contract terms
  • Vital for industries where advice affects operations

What Professional Indemnity Insurance covers

PI protects you when a client accuses you of causing financial loss through your work, advice, or services.

Core PI cover includes


  • Professional negligence
  • Mistakes, errors & omissions
  • Project delays caused by your work
  • Incorrect advice or deliverables
  • Breach of professional duty
  • Unintentional breach of contract

Optional extensions


  • Cyber & data liability
  • Intellectual property (IP) risks
  • Mitigation of loss extensions
  • Contract dispute protection
  • Public & Employers Liability packages

Which contractors need PI Insurance?

Common professions


  • IT contractors & software developers
  • Business analysts
  • Project managers & PMO consultants
  • Marketing & digital consultants
  • Engineering & technical contractors
  • Finance, accounting & auditing contractors

When PI is mandatory


  • Outside IR35 contract roles
  • Agency onboarding requirements
  • Framework or client tender requirements
  • Where you advise, design or deliver technical work
  • Where you access confidential or sensitive information
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Insure24 helped me secure PI insurance required for an outside IR35 contract within 30 minutes. Clear, fast and reliable.

IT Contractor – FinTech Sector

FREQUENTLY ASKED QUESTIONS

+>-Do outside IR35 contractors need PI insurance?

Yes. Most outside IR35 contracts require PI cover as evidence you are genuinely providing a professional service.

+>-What limit of indemnity do I need?

Common limits include £1m, £2m, £5m or £10m depending on your work, client, and contract requirements.

+>-What industries require PI?

IT, engineering, consulting, finance, technical services, design, project management and many others.

+>-How quickly can I get covered?

Most contractors receive cover within 10–20 minutes.

Related Covers

This contractor PI guide works best when it also connects back into the wider business insurance journey around cost, comparison and deciding what cover structure your contracting business needs. Use these pages to move from contractor advice risk into the main commercial page.

Related Covers

Professional indemnity is often the core policy clients ask contractors to hold, especially where advice, design or delivery decisions could trigger financial loss claims. These guides connect PI cover with adjacent liability, contract and role-specific pages.

Related Contractor Guides

These guides help connect PI exposure with contract requirements, quote speed, and the broader insurance structure contractors often need around advisory or technical work.

Contractor insurance review points

Contractor insurance should line up with the contract wording, the work being performed, the legal entity, site rules, professional duties and the certificates clients expect before work starts.

For professional indemnity enquiries, the strongest quote presentation usually combines the immediate cover request with wider risk information, contract obligations and evidence of controls.

Contract checks


  • Required liability limits, professional indemnity wording and any named-insured or principal clauses
  • Whether the work is design, advice, project management, physical contracting or labour-only supply
  • IR35, agency, public-sector, NHS, BBC, BT, utilities or large-client insurance conditions

Cover areas to compare


  • Professional indemnity, public liability, employers' liability and cyber liability
  • Tools, plant, contract works, temporary works, goods in transit and personal accident
  • Working at height, bona fide subcontractors, labour-only subcontractors and on-site exposure

Quote evidence


  • Contract excerpts, statement of work, turnover, fees, wage roll and subcontractor split
  • Activities, qualifications, site type, claims history and required start date
  • Certificate name, trading style, company number and any client-specific wording