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 and Sabah, Malaysia, on the other. All three territories were then ruled by Britain. The powers for the order in council were derived from the British Colonial Boundaries Act of 1895. Brunei and Malaysia still adhere to the British Orders in Council to define their territorial waters, where it was referred to in the Joint Statement made after the 18th Annual Leaders' Consultation between the Sultan of Brunei and Prime Minister of Malaysia on 3 November 2014 when reference was made to the Sarawak (Definition of Boundaries) Order in Council 1958 No 1518 as part of the boundary definition process