Hello Rahman – Demurrage differs determined by port and steamship line, thus, The client will need to substantiate with their forwarder/broker over the assessed pending charges. Weekends also incur demurrage charges. We hope this can help Detention applies when the containers have been taken out in the port (for example, https://elliotttuadh.wizzardsblog.com/34885729/the-137-supplier-credit-vs-buyer-credit-differences-diaries