This Singapore Standard is developed to benchmark an effective and efficient quality management system for the bunker supply chain (QMBS) and consequently to serve as the standard for improvement of the performance of bunker suppliers.\nThe objectives of this Singapore Standard are to establish benchmarks for the management of the bunker supply chain and ensure that:\nthe quality of bunkers supplied to vessels conforms to ISO 8217 and IMO Regulations - Annex VI of MARPOL 73/78 , whichever common quality parameter is more stringent; and\nthe quantity of bunkers delivered to vessels is in accordance with the requirements of SS 600.\nThis Singapore Standard does not alter the contractual obligations of shipowners / buyers and bunker suppliers.