4.1.1 When containing 75 per cent or more of petroleum
oil, the biofuel blend is subject to Annex
I of MARPOL.
4.1.2 When carrying such biofuel blends, Oil Discharge
Monitoring Equipment (ODME – see resolution
MEPC.108(49)) shall be in compliance with regulation 31 of Annex I of MARPOL
and should be approved for the mixture being transported.
4.1.3 Until 1 January 2016 biofuel blends may
be carried when the ship's ODME is not in compliance with paragraph
4.1.2 above provided that tank residues and all tank washings are
pumped ashore.
4.1.4 When considering the deck fire-fighting
system requirements of SOLAS chapter II-2, regulations 1.6.1 and 1.6.2, when
carrying biofuel blends containing more than 5 per cent of ethyl alcohol
then alcohol resistant foams should be used.