At the 5th ASEAN-Australia Summit, His Majesty delivered a titah, highlighting Australia as ASEAN's first Dialogue Partner, and the challenges faced in over five decades of partnership. As ASEAN's first Comprehensive Strategic Partner in 2021. Australia is a key player in the region through its steadfast support for the ASEAN Outlook on the Indo-Pacific and ASEAN Centrality, which is reinforced through the “Joint Leaders' Statement on Conflict Prevention, Crisis Management and the ASEAN-led Regional Architecture".

In addition, His Majesty reaffirmed the vital importance of maritime security as a strategic domain for ASEAN and Australia. In this regard, His Majesty expressed appreciation for Australia's continued support in strengthening Brunei Darussalam's understanding of maritime law.