Brunei–Malaysia relations Brunei–Malaysia relations Brunei–Malaysia relations (; Jawi: هوبوڠن بروني–مليسيا) are foreign relations between Brunei and Malaysia. Brunei has a high commission in Kuala Lumpur, as well as consulate-generals in Kota Kinabalu and Kuching. Malaysia maintains a high commission in Bandar Seri Begawan. Both countries are full members of ASEAN and the Commonwealth of Nations. The two countries share a land border on the island of Borneo. Relations between the two countries has been established since January 1984. Brunei and Malaysia have many similarities in culture especially in the East Malaysian areas as they were once a part of the Bruneian Empire.
Indonesia–Malaysia border by an International Court of Justice ruling. Malaysia's 1979 map No maritime border agreement covers the continuation of the border from the southern terminus of the continental shelf boundary to the meeting point of the territorial water of Indonesia, Malaysia and Singapore which should lie in the area. Malaysia and Singapore have also yet to determine their mutual border from the eastern terminus of the Malaysia-Singapore border which was as determined in the 1995 Malaysia-Singapore border agreement to the tripoint. Malaysia's 1979 continental shelf and territorial sea map unilaterally connects the southern terminus of the Indonesia-Malaysia continental shelf boundary with