Port & Terminal OperationsMultiple modes
Demurrage
A charge for keeping carrier equipment or cargo at a terminal beyond the allowed free time.
Professional definition
Usually assessed when import or export cargo remains within a marine terminal beyond contractual free time. Definitions, clocks, exclusions and billing parties vary by carrier, port and contract.
Example
An import container not collected before terminal free time expires may begin accruing demurrage.
Where it is used
Ports, terminals, carrier tariffs and ocean freight contracts.
Common mistakes and things to remember
Demurrage, detention and terminal storage can be separate and may run under different clocks.
Source
UN Trade and Transport Facilitation guidance
Use the linked authority and applicable national guidance for current requirements.