Double-hulled tanker after 6 July 1993 to be fitted with double hulls, or an alternative design approved by IMO". However, in the aftermath of the Erika incident of the coast off France in December 1999, members of IMO adopted a revised schedule for the phase-out of single-hull tankers, which came into effect on 1 September 2003, with further amendments validated on 5 April 2005. After the Exxon Valdez oil spill disaster, when that ship grounded on Bligh Reef outside the port of Valdez, Alaska in 1989, the US Government required all new oil tankers built for use between US ports to be
History of the oil tanker first time when the US Coast Guard took on the salvage of the "Argo Merchant", although the vessel was in international waters. This was the first time the monopoly of flag states was broken through. The Exxon Valdez oil spill was the incentive to introduce legislation requiring tankers to have a double hull, a measure that is not seen as the best solution by all experts. Where a double hull should minimize the consequences after a disaster, Concordia Maritime developed the "Stena V-MAX", a VLCC with two propellers, two rudders and two redundant engine rooms, where a single fault does