The construction professional indemnity (PI) market expanded in 2025, with increased insurer capacity driving competition and lower rates.
Coverage improved in areas such as fire safety and cladding, while insurers assessed risks tied to emerging trends including AI, the Building Safety Act 2022, and modern methods of construction (MMC).
AI offers efficiency gains but raises concerns over governance, liability, and oversight. The Lloyd’s Market Association highlights risk around confidentiality, compliance, and system reliability, with underwriters focused on cases where AI generated designs prove negligent - fuelling debate over whether liability rests with PI policies or AI providers. These issues dominated 2025 and are expected to remain central in 2026 amid evolving technologies and limited loss data.
The Building Safety Act 2022 also remained a priority, particularly after the first ‘building liability order’ (BLO) in late 2024 (381 Southwark Park Road RTM Company Ltd & Ors v Click St Andrews Ltd & Anor), which confirmed fire safety and structural defects as ‘building safety risks’ with joint and several liability implications. Extended tail liability, retrospective exposure, and claims involving associated or dissolved companies continue to challenge insurers.
MMC - such as off site fabrication, modular building, and innovative materials - gained momentum for efficiency and sustainability, but insurers remain cautious given limited performance data and unclear risk profiles. Concerns include repeat defects across factory produced units and whether quality assurance can keep pace with rapid innovation.
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