IMO Issues Interim Guidance on Biofuel Blends.Following extensive efforts by IBIA to highlight the issue of the carriage of greater than B25 biofuels by MARPOL Annex I certified bunker vessels, IMO has issued circular MEPC.1/Circ.917 Interim guidance on the carriage of blends of biofuels and MARPOL Annex I cargoes by conventional bunker ships. #Guidelines #Biofuel #Blends #MEPC