The Guidelines on the Marine Assessment of F(P)SOs (Guidelines) have been published by the Oil Companies International Marine Forum (OCIMF) to encourage the uniform assessment of safe marine operations and marine operations related environmental protection at floating (production) storage and offloading (F(P)SO) installations that export product using offtake tankers. This document has been produced recognising that established marine operational requirements for F(P)SOs exporting via offtake tankers are not readily available in a consolidated format.