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🏗️ '''Defects insurance''' is a type of [[Definition:Construction insurance | construction insurance]] that covers the cost of repairing or rectifying latent defects in a building's structure or envelope that emerge after project completion. Unlike traditional [[Definition:Professional indemnity insurance | professional indemnity]] policies that respond to negligence claims against architects or engineers, defects insurance is a non-fault product — it pays out based on the existence of the defect itself, regardless of who caused it. This distinction makes it particularly valuable in construction markets where establishing liability through litigation can be protracted and expensive. The product is well established in France (where the "assurance dommages-ouvrage" is a legal requirement under the Spinetta Law), widely used in the United Kingdom under various latent defects insurance (LDI) schemes, and gaining traction in markets across the Middle East, Asia, and Australia as developers and lenders seek streamlined post-completion protection.

🔍 A defects insurance policy is typically arranged before construction begins and involves a rigorous [[Definition:Technical due diligence | technical due diligence]] process, often conducted by an independent monitoring surveyor or technical auditor appointed by the [[Definition:Insurance carrier | insurer]]. This surveyor inspects the project at key stages — foundation, structural frame, waterproofing, and completion — to verify that construction meets the required standards. If defects in the building's structure, weather envelope, or other insured elements manifest during the policy period (commonly 10 to 12 years from practical completion), the policyholder can claim directly against the policy without needing to prove fault against a contractor or designer. The [[Definition:Underwriting | underwriting]] process is therefore heavily front-loaded: insurers price the risk based on the project's design, construction methodology, contractor track record, and the findings of the monitoring regime. [[Definition:Premium | Premiums]] are usually paid as a single upfront sum at inception.

🏛️ For developers, investors, and [[Definition:Mortgage insurance | mortgage]] lenders, defects insurance provides a critical safety net that outlasts the contractual obligations of contractors and consultants, who may become insolvent or whose [[Definition:Statute of limitations | limitation periods]] may expire before defects surface. Lenders in several jurisdictions now require the product as a condition of financing major residential and commercial developments, because it offers a clear, enforceable recovery route that does not depend on third-party solvency. From an insurance market perspective, the product sits at the intersection of [[Definition:Engineering insurance | engineering insurance]] and [[Definition:Warranty | warranty]]-style coverage, demanding specialist technical underwriting capability. Its mandatory status in France has made it a significant line of business for European insurers and [[Definition:Reinsurance | reinsurers]], while its voluntary adoption elsewhere is expanding the addressable market for carriers with construction expertise.

'''Related concepts:'''
{{Div col|colwidth=20em}}
* [[Definition:Construction insurance]]
* [[Definition:Latent defect]]
* [[Definition:Professional indemnity insurance]]
* [[Definition:Engineering insurance]]
* [[Definition:Warranty]]
* [[Definition:Inherent defects insurance]]
{{Div col end}}

Definition:Defects insurance - Revision history

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