This document in its entirety defines the general requirements and specifications for fuels used in marine diesel engines and boilers, prior to onboard fuel handling (storage, settling, centrifuging, filtration, heating) before use.


For the purposes of this document, the term “fuels” comprises of the following:


—    hydrocarbons from petroleum crude oil, oil sands and shale oil;


—    synthetic hydrocarbons, renewable hydrocarbons or hydrocarbons from recycled sources, with molecular structures that are indistinguishable from petroleum hydrocarbons;


—    fatty acid methyl ester (FAME), where permitted as specified in this document;