Division 2 does not apply to the discharge from a ship of bilge water, or of a mixture resulting from tank cleaning or de-ballasting operations, that contains one or more noxious liquid substances referred to in Regulation 6.1.4 of Annex II of MARPOL but does not contain any other noxious liquid substance.
Editor's note : See Reg 6.1.4 of Annex II of MARPOL.