On 14 November 2023, HE Datin Paduka Siti Hajjar Adnin chaired the 283rd Meeting of the ASEAN Committee in Ottawa Heads of Mission (ACO). The meeting discussed the latest developments on ASEAN-Canada relations including the progress of the ASEAN-Canada FTA negotiations.
The meeting also witnessed the handing over of the ACO Chairmanship from HE Datin Paduka to HE U Hau Khan Sum of Myanmar, who will be the ACO Chairman from January to June 2024.