Demurrage & Detention Calculator
Calculate exactly what you owe - and understand how to avoid it next time
Number of containers
Demurrage
Container sitting at port / terminal
Free days included - charges start day 6
Detention
Carrier equipment off-port
Free days included - charges start day 6
Enter actual days above to calculate charges
Demurrage, Detention & Storage - what is the difference?
These three charges are often confused. Each starts at a different point in the container journey and is billed by a different party.
Charged by
Clock starts
Clock stops
The key distinction: demurrage = container at port. Detention = carrier box off-port. Storage = cargo at CFS.
Where demurrage and detention clocks start and stop
Understanding the exact moment each clock starts is essential to avoiding unexpected charges.
Why shippers get hit with unexpected charges
Most demurrage and detention bills are avoidable. These are the six most common reasons shippers get caught out.
Demurrage & Detention - frequently asked questions
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