Builder Professional Indemnity Insurance

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Compare builder professional indemnity insurance quotes from Australian insurers. Cover for design coordination errors, specification negligence, project management liability and certification claims. Free quotes from Shielded Insurance.

PI Insurance - Protection against claims of negligence, error, or omission in your professional service.

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Builder Professional Indemnity Insurance

Professional indemnity cover for licensed builders, building contractors and construction project managers across Australia.

Builders carry professional responsibilities that extend well beyond laying bricks and framing walls. Licensed builders coordinate designs, manage subcontractors, interpret plans, specify materials, supervise construction and issue building certifications. Each of these professional functions creates liability exposure. If a specification error leads to structural defects, design coordination failures cause costly rectification, or project management negligence results in financial loss for a client, the builder may face a professional indemnity claim. PI insurance protects builders against claims arising from their professional advice, coordination and management services on construction projects.

Why Builders Need Professional Indemnity Insurance
Builders occupy a central role in the construction process. They translate architectural plans into built structures, coordinate multiple trades, select materials and methods, and take professional responsibility for the finished product. This creates a broad duty of care to clients, future owners and building occupants. When a builder selects an inappropriate cladding material, coordinates waterproofing incorrectly, fails to identify a design clash between structural and hydraulic plans, or issues a defect-free certificate for a building with latent issues, they face professional negligence claims. PI insurance covers the legal costs and damages arising from these claims. In several Australian states and territories, PI insurance is now a licensing or registration requirement for builders.

What Does Builder PI Insurance Cover?

  • Design Coordination Errors: Claims arising from failures in coordinating architectural, structural, hydraulic and electrical designs during construction.
  • Specification Negligence: Claims where material selections, construction methods or product specifications you made or recommended are found to be defective or non-compliant.
  • Project Management Liability: Claims arising from alleged negligence in supervising construction works, managing timelines or administering contracts.
  • Certification and Sign-Off: Claims related to certificates, completion notices or defect reports you issued that are later found to be inaccurate.
  • Legal Defence Costs: Solicitor fees, barrister fees, expert building reports and court costs for defending claims.
  • Regulatory and Tribunal Proceedings: Costs of defending complaints before state building authorities such as the VBA, QBCC, NSW Fair Trading or the Building Commission WA.

Common Claims Against Builders
Water ingress and waterproofing failures are among the most common PI claims against builders in Australia. Claims arise when a builder coordinates or supervises waterproofing that subsequently fails, causing damage to internal finishes, structural elements or adjoining properties. Cladding selection errors gained prominence following combustible cladding issues on Australian buildings and remain a significant area of claims. Structural defects arising from specification errors, non-compliant materials and failure to follow engineering details generate high-value claims. Delay-related claims, where a client alleges the builder's project management negligence caused cost overruns and consequential losses, are also common in the commercial building sector.

What Affects the Cost of Builder PI Insurance?
Key factors influencing premiums include:

  • Project Types: Builders working on multi-storey residential, commercial or mixed-use projects pay higher premiums than those building single residential dwellings.
  • Annual Revenue: Turnover is a primary rating factor as it reflects the volume and value of construction work undertaken.
  • Design Responsibility: Builders who take on design-and-build contracts face broader liability than those working from client-supplied designs.
  • Maximum Project Value: The value of your largest individual project affects the potential severity of claims and therefore the premium.
  • Claims History: Prior defect claims, tribunal proceedings or regulatory actions increase premiums. A clean record is highly valued.
  • Limit of Indemnity: Limits typically range from $1 million to $20 million. Higher limits reflect larger projects and higher potential claim values.

Choosing the Right Level of Cover
Residential builders constructing single homes and duplexes typically select PI cover between $1 million and $5 million. Builders working on multi-residential, commercial or mixed-use projects should consider $5 million to $20 million depending on project values. In states such as Victoria and Queensland, minimum PI cover levels are prescribed as part of builder registration requirements. Many developer clients and head contractors also specify minimum PI limits in their contracts. At Shielded, we source builder PI options from domestic markets, specialist underwriting agencies and Lloyd's of London syndicates to match the scale and complexity of your building business.

Key Considerations for Builders

  • State Licensing Requirements: In Victoria (VBA), Queensland (QBCC) and other states, licensed builders may be required to hold PI insurance as a condition of their licence. Check the requirements in every state and territory where you hold a licence.
  • Design and Construct: If you offer design-and-build services, your PI policy must cover the design component. Standard builder PI policies may not automatically include design liability.
  • Subcontractor Management: Builders are often held liable for defects caused by subcontractors they engaged and supervised. Ensure your PI policy covers vicarious liability for subcontractor work.
  • Defect Liability Period: Building defect claims can emerge years after practical completion. PI policies are claims-made, so continuous cover is critical. Ensure you maintain cover well beyond the statutory defect liability periods in your state.
  • Home Building Compensation: PI insurance is separate from Home Building Compensation (formerly Home Warranty Insurance) required in most states for residential building work over certain thresholds.

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Cover Options

Choose from a range of professional indemnity insurance options tailored to your profession.

Professional Indemnity

Covers claims of negligence, breach of duty, or professional error in services or advice.

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Public Liability

Covers injury or property damage caused to third parties due to your business activities.

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Cyber Liability

Protection against data breaches, hacking, and cyberattacks affecting your business.

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Management Liability

Covers directors and managers for wrongful acts and regulatory fines.

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Statutory Liability

Covers fines and penalties from unintentional breaches of legislation.

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Business Insurance Pack

Bundle cover including property, equipment, theft, business interruption and liability.

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Types of PI Insurance

We arrange professional indemnity insurance for professionals across every industry. Select a category to learn more.

Frequently Asked Questions

Questions about Builder Professional Indemnity Insurance and General Enquiries

Is professional indemnity insurance mandatory for builders in Australia?

In several states and territories, PI insurance is a licensing or registration requirement for builders. Victoria and Queensland have specific PI requirements for registered builders. Even where it is not legally mandated, most commercial contracts, developer agreements and government tenders require builders to hold minimum levels of PI cover.

How much does builder PI insurance cost?

Residential builders typically pay between $2,000 and $8,000 per year for PI cover with limits of $1 million to $5 million. Commercial builders working on larger projects may pay between $8,000 and $30,000 or more per year depending on revenue, maximum project value and claims history. Builders with prior defect claims face higher premiums.

Is builder PI insurance the same as home building compensation insurance?

No. Home Building Compensation (HBC) insurance, formerly known as Home Warranty Insurance, protects homeowners if a builder dies, disappears or becomes insolvent before completing work or rectifying defects. PI insurance protects the builder against professional negligence claims. They serve different purposes and both may be required depending on the work undertaken.

Does builder PI insurance cover defects found after practical completion?

Yes. PI insurance is written on a claims-made basis, meaning the policy in force when the claim is made responds. Building defects can emerge years after completion, so maintaining continuous PI cover is essential. Statutory defect liability periods in Australia range from two years for minor defects to six or more years for major structural defects depending on the state.

Does PI insurance cover waterproofing and cladding claims?

Yes. Waterproofing failures and cladding defects are among the most common PI claims against builders. If you coordinated, specified or supervised the waterproofing or cladding installation and a defect claim arises, your PI policy covers the legal defence and any damages. Given the significance of these risks, ensure your sums insured are adequate.

Am I covered for design work on design-and-build projects?

Only if your PI policy explicitly covers design liability. Standard builder PI policies may be limited to construction coordination and project management. If you offer design-and-build contracts, you must disclose this to your insurer and ensure the design component is covered. Premiums will be higher to reflect the additional design risk.

What PI cover limit should a builder carry?

This depends on project types and values. Residential home builders typically select $1 million to $5 million. Commercial builders should consider $5 million to $10 million. Builders working on high-value multi-residential or mixed-use developments may need $10 million to $20 million. Always check contractual requirements and any state licensing minimums.

Can I get builder PI insurance if I have had defect claims?

Yes, though prior claims will increase premiums and may result in higher excess levels or specific exclusions. At Shielded, we work with domestic insurers, specialist underwriting agencies and Lloyd's of London syndicates experienced in covering builders with claims history. Full disclosure of all prior claims and circumstances is essential when applying.

What is professional indemnity insurance?

Professional indemnity (PI) insurance protects professionals and businesses against claims arising from negligent acts, errors, omissions or breaches of professional duty in the provision of services or advice. It covers legal defence costs, settlements and damages awarded against you. PI insurance operates on a claims-made basis, meaning the policy in force when the claim is made responds - not the policy in force when the work was performed.

Who needs professional indemnity insurance in Australia?

Any professional who provides advice, designs, recommendations or services to clients should carry PI insurance. This includes accountants, architects, engineers, lawyers, financial planners, mortgage brokers, IT consultants, real estate agents, builders, health practitioners, management consultants and many more. For many professions, PI insurance is mandatory under Australian legislation or industry body requirements.

How much does professional indemnity insurance cost?

PI insurance premiums depend on your profession, annual revenue or fee income, claims history, limit of indemnity required and the scope of services you provide. A sole practitioner consultant might pay $500 to $2,000 per year for $1M cover, while a mid-size engineering or accounting firm could pay $5,000 to $20,000+ for $5M to $10M cover. High-risk professions like financial planning or building design attract higher premiums.

What does professional indemnity insurance cover?

PI insurance typically covers legal defence costs (solicitors, barristers, court fees), damages or settlements awarded to the claimant, investigation costs from regulatory bodies, breach of professional duty, negligent acts or omissions, unintentional breach of confidentiality, loss or damage to client documents, and defamation arising from professional activities. Cover extends to past work through retroactive dates.

Is professional indemnity insurance mandatory?

Yes, for many regulated professions in Australia. Mandatory PI insurance requirements apply to solicitors, financial advisers (AFSL holders), mortgage brokers, accountants (registered tax agents), architects, building practitioners in most states, real estate agents, migration agents, customs brokers, and various health practitioners. Requirements vary by state and professional body - check your specific obligations.

What is the difference between PI insurance and public liability insurance?

Professional indemnity covers financial loss caused by your professional advice or services - for example, an accounting error that costs a client money. Public liability covers physical injury or property damage caused by your business operations - for example, a client tripping over a cable in your office. Most professionals need both, but they cover fundamentally different risks.

What is a claims-made policy?

PI insurance operates on a 'claims-made' basis, meaning the policy that responds is the one in force when the claim is first made or notified - not the policy that was in force when the work was performed. This is why continuous, unbroken cover is essential. If you change insurers or let your policy lapse, you may lose cover for past work. Run-off cover is available for professionals who retire or close their practice.

How much PI cover do I need?

The limit of indemnity you need depends on your contractual obligations, regulatory requirements and risk exposure. Many contracts require $1M, $2M, $5M or $10M minimum cover. Regulatory requirements vary by profession - for example, AFSL holders have specific minimums set by ASIC. Consider your largest client contracts and the potential financial impact of a claim when selecting your limit.

Who do I contact to make a PI insurance claim?

Contact us at Shielded Insurance on 1800 97 98 99 or your insurer directly. With PI insurance, early notification is critical - you must notify your insurer of any claim or circumstance that could give rise to a claim as soon as you become aware of it. Late notification can jeopardise your cover. Never admit liability or attempt to settle a claim without insurer approval.

Which insurers does Shielded work with for PI insurance?

We access a broad range of Australian domestic markets, specialist underwriting agencies and international capacity including Lloyd's of London syndicates. This allows us to place cover for standard professions through to complex or hard-to-place risks. As brokers, we compare multiple options to find competitive and suitable cover for your profession and risk profile.