Brunei–Malaysia border claim a continental shelf beyond its 200 nautical mile limit. It defined its current "territorial sea and continental shelf" boundary with Malaysia in accordance with the North Borneo (Definition of Boundaries) Order in Council 1958 and Sarawak (Definition of Boundaries) Order in Council 1958 up to the 100 fathom isobath, and its "territorial sea, exclusive economic zone and continental shelf" boundary with Malaysia up to the 200 nautical mile limit in accordance with 16 May 2009 Exchange of Letters between the two countries. No details of the boundaries were however given. Brunei said its full submission which should bear the
Indonesia–Malaysia border dispute originated in 1969 when the two countries negotiated to delimit the common border of their continental shelf. As the two countries could not agree on the soveignty of the two islands, the continental shelf border was left off the 1969 agreement between the two countries. Indonesia claimed that the islands were theirs by virtue of the fact that they were located south of 4° 10" North which it said formed the maritime border between it and Malaysia by virtue of a straight line extension of the land border which ended on the east coast Sebatik island. Malaysia however, claimed