Brunei–Malaysia border Malaysia-Brunei Leaders’ Consultation held in Bandar Seri Begawan. Both PETRONAS Carigali Brunei Ltd and Shell Deepwater Borneo Ltd have 50:50 equity interests in their respective blocks, where PETRONAS Carigali Brunei is the operator of Block N while Shell Deepwater Brunei operates Block Q. At the same event, PETRONAS signed a Head of Agreement with National Unitisation Secretariat of Brunei Darussalam towards formalising a unitisation arrangement for Malaysia’s Kinabalu West NAG field and Brunei’s Maharajalela North Panel field, with negotiations tasked to a Brunei Darussalam and PETRONAS Unitisation Joint Working Group. The HOA will pave the way for the resolution of
Brunei–Malaysia border sections which were not covered by these agreements, the two countries agreed that their common border will be delimited based on the watershed principle. In addition, the two countries agreed to push for the joint demarcation and survey of their common border, through the establishment the necessary structures and processes to carry this out. The Memorandum of Understanding on the Process for the Joint Demarcation and Survey of the Land Boundary was signed on 19 March 2012 in Johor Bahru, Malaysia. The MOU, which was signed during the 8th Malaysia–Brunei Darussalam Meeting on the Implementation of the 2009 Exchange of