ContainersSea / intermodal
Detention
A charge for keeping carrier equipment outside the terminal beyond the allowed free time.
Professional definition
Usually assessed when carrier equipment remains outside the terminal beyond the agreed free period. Carrier terminology and combined demurrage/detention tariffs vary.
Example
An empty container returned late after delivery can attract detention.
Where it is used
Container haulage, equipment return and ocean carrier contracts.
Common mistakes and things to remember
Confirm the carrier's exact definition, free days, calendar rules and return location.
Source
UN Trade and Transport Facilitation guidance
Use the linked authority and applicable national guidance for current requirements.