Economy Demurrage, detention charges waived off on Indian ports Updated : April 22, 2020 05:22 PM IST The relaxation will be applicable for all kinds of port users like traders, importers, exporters, shipping lines, concessionaires and licensees. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.