To review the newly submitted and updated Nationally Determined Contributions (NDCs) of the ten ASEAN Member States (AMS) ahead of the 26th Conference of the Parties (COP26) to the United Nations Framework Convention on Climate Change to be held in November 2021 in Glasgow, Scotland, and continue to examine the findings of Policy Brief No. 02/February 2021, ASEAN Climate Action: A Review of Nationally Determined Contributions Updated in 2020.