Guidelines for the transport & handling of limited amounts of hazardous & noxious liquid substances in bulk on offshore support vessels were adopted by Assembly resolution A.673 (16) on 19 October 1989. These Guidelines were amended & adopted by MEPC resolution MEPC.158 (55) on 13 October 2006 & by MSC resolution MSC.236 (82) on 1 December 2006. The Guidelines have been developed in accordance with the provisions set forth in regulation 11 (2) of Annex II to MARPOL 73/78 & in recognition of the need for standards which provide an alternative to the International Code for the Construction & Equipment of Ships Carrying Dangerous Chemicals in Bulk & the International Code for the Construction & Equipment of Ships Carrying Liquefied Gases in Bulk for these types of vessels.