Marine insurers sit at a chokepoint of world trade: without hull, cargo, and P&I cover, most legitimate shipping cannot move. That is precisely why governments have turned insurance into an instrument of economic statecraft — and why sanctions compliance in marine insurance has evolved from a back-office screening task into a board-level risk. Add the EU's overhauled anti-money laundering framework, and marine underwriters now operate inside two overlapping financial-crime regimes with different logics, different regulators, and severe penalties for getting either wrong. This article maps the terrain.
Two regimes, one desk
It helps to keep the regimes conceptually separate. Anti-money laundering (AML) law targets the proceeds of crime: it obliges regulated firms to know their customers, monitor transactions, and report suspicion. Sanctions law prohibits dealings with designated persons, vessels, and activities regardless of whether any laundering occurs — strict liability territory in the US, and close to it elsewhere. A marine insurer can have an impeccable AML file on a client and still commit a serious sanctions breach by paying a claim involving a designated vessel.
On the AML side, the sector's exposure is uneven. Internationally, the FATF standards — and EU law implementing them — focus AML customer-due-diligence duties on life insurance and other investment-related insurance, where products can store and transfer value. Non-life business, including marine, generally falls outside mandatory AML customer due diligence in the EU framework, though fraud-adjacent laundering (inflated claims, premium refund schemes) remains a real typology and national rules vary. The EU's new AML package — the single-rulebook AML Regulation (EU) 2024/1624 applying from July 2027 and the new AMLA authority in Frankfurt, operational since 2025 — tightens and harmonizes the regime, but its direct impact on non-life marine underwriting is modest. Sanctions are a different story entirely.
Why marine insurance became a sanctions frontline
Since 2022, Western measures against Russian oil have been enforced largely *through* maritime services. The G7/EU oil price cap works by prohibiting insurers, reinsurers, and P&I clubs in coalition jurisdictions from covering tankers carrying Russian crude sold above the cap — leveraging the fact that the International Group of P&I Clubs historically covered the vast majority of the world's tanker liability risk. The predictable response was the "shadow fleet": hundreds of ageing tankers trading with opaque ownership, flags of convenience, and either dubious insurance or none at all. Mainstream P&I clubs withdrew cover from these operations; regulators responded by designating individual vessels, and successive EU sanctions packages have extended vessel listings, with proposals under discussion in 2026 to go further — including US legislative proposals that would sanction vessels moving Russian cargoes *without* adequate insurance, effectively turning proof of legitimate cover into a compliance credential.
For underwriters, the practical consequences are concrete. OFAC's maritime guidance — including its October 2024 compliance communiqué for the shipping industry — describes the red-flag patterns insurers are expected to detect: AIS transponder gaps and spoofing, ship-to-ship transfers in known evasion zones, opaque ownership changes shortly before fixtures, falsified cargo documentation, and voyage deviations inconsistent with declared trade. UK OFSI and the EU expect broadly similar diligence, though the frameworks differ in enforcement posture and licensing, so multi-jurisdiction insurers must satisfy the strictest applicable standard in each dimension.
The compliance toolkit: clauses, screening, and claims
Marine insurers manage this exposure through three layers. The first is contractual. Standard sanctions limitation and exclusion clauses — such as the widely used LMA3100 in the London market — suspend or exclude cover to the extent that providing it would expose the insurer to sanctions, and cancellation clauses permit termination if a vessel or assured becomes designated mid-policy. These clauses are necessary but not sufficient: an exclusion protects the balance sheet, not the licence, if the insurer failed to screen in the first place.
The second layer is screening and monitoring. Point-of-underwriting checks against OFAC, EU, UK, and UN lists are table stakes. The harder discipline is continuous monitoring across a policy's life — vessels change name, flag, and ownership precisely to defeat static screening — and voyage-level analytics: AIS tracking, dark-activity detection, and port-call history. The market increasingly treats maritime-intelligence data as a core underwriting input rather than a compliance overlay, which is a shift actuaries should welcome: sanctions exposure is, after all, a quantifiable accumulation risk.
The third layer is claims and payments. A claim on a policy written cleanly can still trigger a breach if, by payment date, a counterparty has been designated or the loss event involves sanctioned trade. Claims teams need designated-party screening at payment, freeze-and-report procedures, and clarity on when a licence application (to OFAC, OFSI, or a national EU authority) is the correct route rather than quiet declinature.
Governance: where this belongs in the risk framework
Treating sanctions as a legal-department checkbox understates the exposure. The realistic loss scenarios — a multi-million-dollar penalty, exclusion from dollar clearing, mass lapse of correspondent relationships, forced run-off of a sanctioned book — belong in the operational and strategic risk registers, with scenarios in the ORSA and stress testing where material. Reinsurers add a further wrinkle: sanctions exposure flows up the chain, and a retrocessionaire can inherit a compliance failure it never underwrote. Contract wording alignment across the tower matters more than many programs assume.
The takeaway
Marine insurance has become one of the primary levers through which maritime sanctions are enforced, and the direction of travel — vessel designations, price-cap enforcement, proposals tying sanctions to proof of insurance — makes the compliance burden structural, not cyclical. AML obligations in the EU's new single rulebook matter mainly for life and investment-linked business, but sanctions law binds every marine underwriter, on every risk, at inception, mid-term, and claim. The insurers handling this well have stopped treating it as list-checking and started treating it as what it is: an underwriting and accumulation risk that deserves data, quantification, and board attention.
Related reading
See also AML & Financial Crime and Regulatory Compliance.
About the author
Jonas Osman Abdelghafour is an actuary and risk expert who advises insurers, reinsurers and pension funds on reserving, capital, underwriting governance, financial-crime exposure and enterprise risk management. His work sits at the intersection of quantitative actuarial practice and the governance, risk and compliance (GRC) frameworks that regulators now expect boards to evidence. See qualifications and expertise for background, or get in touch to discuss a consulting engagement.
Frequently asked questions
What should risk leaders know about two regimes, one desk?
It helps to keep the regimes conceptually separate. **Anti-money laundering (AML)** law targets the proceeds of crime: it obliges regulated firms to know their customers, monitor transactions, and report suspicion. **Sanctions** law prohibits dealings with designated persons, vessels, and activities regardless of whether any laundering occurs — strict liability territory in the US, and close to it elsewhere. A marine insurer can have an impeccable AML file on a client and still commit a serio...
Why marine insurance became a sanctions frontline?
Since 2022, Western measures against Russian oil have been enforced largely *through* maritime services. The G7/EU **oil price cap** works by prohibiting insurers, reinsurers, and P&I clubs in coalition jurisdictions from covering tankers carrying Russian crude sold above the cap — leveraging the fact that the International Group of P&I Clubs historically covered the vast majority of the world's tanker liability risk. The predictable response was the **"shadow fleet"**: hundreds of ageing tan...
What should risk leaders know about the compliance toolkit: clauses, screening, and claims?
Marine insurers manage this exposure through three layers. The first is **contractual**. Standard sanctions limitation and exclusion clauses — such as the widely used LMA3100 in the London market — suspend or exclude cover to the extent that providing it would expose the insurer to sanctions, and cancellation clauses permit termination if a vessel or assured becomes designated mid-policy. These clauses are necessary but not sufficient: an exclusion protects the balance sheet, not the licence,...
What should risk leaders know about governance: where this belongs in the risk framework?
Treating sanctions as a legal-department checkbox understates the exposure. The realistic loss scenarios — a multi-million-dollar penalty, exclusion from dollar clearing, mass lapse of correspondent relationships, forced run-off of a sanctioned book — belong in the operational and strategic risk registers, with scenarios in the ORSA and stress testing where material. Reinsurers add a further wrinkle: sanctions exposure flows up the chain, and a retrocessionaire can inherit a compliance failur...
What should risk leaders know about the takeaway?
Marine insurance has become one of the primary levers through which maritime sanctions are enforced, and the direction of travel — vessel designations, price-cap enforcement, proposals tying sanctions to proof of insurance — makes the compliance burden structural, not cyclical. AML obligations in the EU's new single rulebook matter mainly for life and investment-linked business, but sanctions law binds every marine underwriter, on every risk, at inception, mid-term, and claim. The insurers ha...