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
Brunei–Malaysia border Exchange of Letters were not revealed immediately after the signing on 16 March 2009 and news and information regarding the implementation of the terms the agreement, as well as its impact, has been scarce. However, a Brunei news report on 23 April 2010, more than a year after the signing, quoting the Sultanate's Second Minister for Foreign Affairs and Trade Lim Jock Seng, said Brunei had "retained ownership" of the two petroleum blocks which Malaysia had previously claimed. Lim was also quoted as saying that the matter was "sorted out during last year's agreement". However, as the question to Lim