Category: Transition risk · Reviewed by Jake Leat, Associate Director · Last reviewed 2026-06-10
Stranded assets insurance describes a range of speciality risk transfer products designed to respond to the financial consequences of assets — typically fossil fuel reserves, coal-fired power stations, internal combustion engine plant or carbon-intensive infrastructure — losing economic value before the end of their assumed useful life as a result of climate policy, regulation, litigation, market shifts or technology disruption.
Category: Transition risk Also known as: Stranded asset risk cover, Carbon stranded asset insurance, Transition asset insurance Typical UK market form: Bespoke Lloyd’s syndicated cover, residual value insurance, parametric transition triggers, D&O extensions Related concepts: Oil and gas transition risk, Regulatory transition insurance, Coal mining transition liability
The concept of “stranded assets” was popularised by the Carbon Tracker Initiative and subsequently by the Bank of England’s 2015 speech by Mark Carney (“Breaking the Tragedy of the Horizon”). It refers to assets that suffer from unanticipated or premature write-downs, devaluations or conversion to liabilities, typically arising from the transition to a lower-carbon economy. Insurance responses to this risk are still developing but include residual value cover, business interruption forms triggered by regulatory shut-down, and bespoke parametric products keyed to carbon price thresholds.
Stranded assets insurance is not a single product but a category of underwriting solutions. It sits at the intersection of property, financial lines and political risk insurance, and increasingly overlaps with directors’ and officers’ (D&O) cover where shareholders allege the board failed to plan for transition.
The Climate Change Act 2008, as amended by the Climate Change Act 2008 (2050 Target Amendment) Order 2019 (SI 2019/1056), commits the United Kingdom to net zero greenhouse gas emissions by 2050. This statutory backbone underpins sector-specific transition policy. The Environment Act 2021 (Royal Assent 9 November 2021) established the Office for Environmental Protection and imposed long-term environmental targets, providing further regulatory exposure for high-carbon assets.
The Environmental Permitting (England and Wales) Regulations 2016 (SI 2016/1154) govern installations such as power stations and refineries. Loss or modification of a permit — for example through tightened emissions trading allowances under the UK ETS, or the phased withdrawal of coal-fired generation by 1 October 2024 (announced under the 2015 policy and confirmed for full closure on 30 September 2024 at Ratcliffe-on-Soar) — can render assets economically unviable.
The Environmental Damage (Prevention and Remediation) (England) Regulations 2015 (SI 2015/810) implement the EU Environmental Liability Directive 2004/35/EC (retained in UK law post-Brexit), and the Environmental Protection Act 1990 Part IIA contaminated land regime can crystallise legacy clean-up liabilities at the very moment an asset is being decommissioned or sold — accelerating “strandedness”.
There is no off-the-shelf “stranded asset” policy in the UK market. Available responses include: residual value insurance for leased high-carbon plant; political risk cover within Lloyd’s markets where state action drives shutdown; business interruption written on bespoke wordings that recognise regulatory cause; and parametric instruments triggered by carbon prices or emissions thresholds. Several Lloyd’s syndicates write transition-related project finance cover, but mainstream property damage and business interruption policies typically exclude loss of value caused by policy change.
D&O policies — written by insurers such as AIG, Chubb, Allianz and Beazley — have become a critical line of defence because shareholder and derivative claims increasingly allege failure to plan for transition. Care must be taken with conduct, regulatory and bodily injury exclusions, and with the operation of insured-versus-insured exclusions. Environmental Impairment Liability (EIL) policies written by Chubb Premier Casualty, AIG Environmental, AXA XL Environmental, Beazley Environmental and Liberty Environmental respond to pollution conditions that may be triggered by accelerated decommissioning rather than to lost asset value per se.
Climate litigation has materially raised the probability that fossil fuel and high-carbon assets become stranded. In ClientEarth v Shell plc [2023] EWHC 1137 (Ch) the High Court dismissed (12 May 2023) a derivative action brought under Companies Act 2006 ss.172 and 174 alleging that Shell’s directors had failed to manage climate risk; permission to appeal was refused on 24 July 2023 ([2023] EWHC 1897 (Ch)). Although the claim failed on the facts, the judgment is widely read as confirming that directors’ duties can in principle encompass climate-related considerations.
Earlier, in Milieudefensie et al v Royal Dutch Shell (Hague District Court C/09/571932, 26 May 2021), Shell was ordered to reduce group emissions by 45% by 2030 — a decision partially overturned on appeal in November 2024. R (Friends of the Earth Ltd) v Secretary of State for Business, Energy and Industrial Strategy [2022] EWHC 1841 (Admin) quashed the UK Net Zero Strategy, and R (Finch) v Surrey County Council [2024] UKSC 20 (Supreme Court 20 June 2024) required downstream Scope 3 emissions to be considered in planning consents for the Horse Hill oil well — a ruling with material implications for upstream asset value across the UK Continental Shelf.
UK businesses with material exposure to fossil fuel reserves, internal combustion vehicle fleets, gas distribution networks or carbon-intensive manufacturing should map transition exposures across their balance sheet and consider integrated cover combining D&O, EIL, decommissioning bonds and bespoke transition wordings. Board minutes evidencing scenario analysis and Task Force on Climate-related Financial Disclosures (TCFD)-aligned reporting are increasingly relevant to insurer underwriting and to defence of any future shareholder claim.
A UK midstream oil and gas operator holds a 25-year operating lease over a North Sea gas processing terminal. Following the Finch judgment and tightened UK ETS allowances, the projected operating life is shortened to 12 years. The operator structures a bespoke residual value insurance with Lloyd’s underwriters, supported by a D&O programme with explicit climate litigation cover, to protect against accelerated impairment and any subsequent derivative shareholder claim.
This entry is part of the Apex Insurance Wiki. Last reviewed by Matt Bartlett on 2026-06-10. Next review: 2026-12-10.
Apex Insurance Brokers Limited. Authorised and regulated by the Financial Conduct Authority, FRN 724952. Registered in England and Wales, Companies House 07014570. This entry provides general information about UK insurance concepts and is not regulated advice. Consult your insurance broker on your specific position.
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