All ten ASEAN Member States (Brunei Darussalam, Cambodia, Indonesia, Lao PDR, Malaysia, Myanmar, Philippines, Singapore, Thailand and Viet Nam) have ratified the Agreement. The Secretary-General of ASEAN has received instruments of ratification/ approval from ASEAN Member States as the following details:
| Member Country | Date of Ratification/Approval | Date of Deposit of Instrument of Ratification/Approval with the Secretary-General of ASEAN |
| Brunei Darussalam | 27 February 2003 | 23 April 2003 |
| Cambodia | 24 April 2006 | 9 November 2006 |
| Indonesia | 14 October 2014 | 20 January 2015 |
| Lao PDR | 19 December 2004 | 13 July 2005 |
| Malaysia | 3 December 2002 | 18 February 2003 |
| Myanmar | 5 March 2003 | 17 March 2003 |
| Philippines | 1 February 2010 | 4 March 2010 |
| Singapore | 13 January 2003 | 14 January 2003 |
| Thailand | 10 September 2003 | 26 September 2003 |
| Viet Nam | 24 March 2003 | 29 May 2003 |
as of 20 January 2015