Demurrage and detention calculator
Enter the total days, free days and tier rates; see the chargeable days and the total charge.
How is it calculated?
Chargeable days = total days − free days. The tier 1 days are charged at the first rate and the remaining days at the next rate.
Assumptions
- Line and terminal tariffs may count days differently (calendar or working days, day of arrival).
- Rates are entered in one currency.
Frequently asked questions
What is the difference between demurrage and detention?
Demurrage is a full container exceeding its free time at the terminal; detention is the container exceeding its free time outside the terminal (at the customer).
Updated: 2026-10-16 · Depom Ltd
