A war risk surcharge is a per-container fee carriers add when a voyage transits areas the marine insurance market designates as elevated risk. It passes on the extra war-risk insurance premium and operating cost, and applies while the designation and routing last, then is withdrawn or adjusted.
Marine insurers maintain lists of waters where war and related perils carry additional premium; when a service must cross such an area, the carrier’s hull and cargo cover costs more, crews may earn hazard pay, and security measures add cost. The surcharge recovers this from cargo on affected routings.
The alternative to paying it can be worse for transit time: carriers sometimes reroute entire services away from a risk area, lengthening the voyage substantially. Whether a shipment pays a war risk surcharge, a longer routing, or both depends on the carrier’s network decision at the time.
Routing decisions show up directly in tracking: vessels that divert take visibly longer paths, ETAs stretch, and transshipment patterns shift toward different hubs. Watching the actual versus estimated times on affected lanes in TrackingMCP shows the operational cost that sits behind the surcharge line.
Free days, daily rates, and billing rules vary by carrier, terminal, port, and contract. Treat this page as orientation and confirm specifics against your own agreement and the applicable tariff before acting on an invoice.
A war risk surcharge is a per-container fee carriers add when a voyage transits areas the marine insurance market designates as elevated risk. It passes on the extra war-risk insurance premium and operating cost, and applies while the designation and routing last, then is withdrawn or adjusted.
The marine insurance market, through bodies that publish listed areas for war risk cover, drives the designation. Carriers then decide commercially whether to transit with surcharges or reroute.
No. It is tied to the risk designation and the routing. When the designation is lifted or the service stops transiting the area, the surcharge should be withdrawn, though timing lags occur.
Track routings and ETA changes →
Port activity by region →
More in Charges & free time: Demurrage · Detention · Demurrage & detention · Demurrage vs detention vs storage · Free time · Last free day (LFD) · Per diem · Terminal handling charge (THC) · General rate increase (GRI) · Peak season surcharge (PSS) · Bunker adjustment factor (BAF) · Currency adjustment factor (CAF) · Browse all 106 terms →