On 11 - 13 March 2026, H.E. Mr. Sarun Charoensuwan, Secretary to the Minister of Foreign Affairs and Chair of the Foreign Affairs Committee of the King Prajadhipok’s Institute (KPI), together with Assoc. Prof. Dr. Issara Seriwatthanawut, Secretary-General of the KPI, led a Thai delegation to participate in the OECD Global Parliamentary Network (GPN) at the OECD Headquarters in Paris, France.

On 11 March 2026, the Secretary to the Foreign Minister and the KPI Secretary-General held a meeting with H.E. Mr. Mathias Cormann, OECD Secretary-General, to reaffirm Thailand’s commitment to OECD accession and to advancing policy alignment with international standards. The Thai side also highlighted the establishment of the Advisory Council of the Parliament of Thailand on the Accession of Thailand to the OECD to enhance understanding on the benefits of OECD membership and the role of the Parliament in supporting the accession process, especially in legislative reviews and amendments. Subsequently, on 13 March 2026, the Secretary to the Foreign Minister participated in the Global Parliamentary Network Special Session on Accession for OECD candidate countries to present the role and actions undertaken by the Thai legislature in supporting the OECD accession process, as well as the establishment of relevant parliamentary mechanisms, including the aforementioned Advisory Council. Members of the Thai Senate also joined the session to exchange views via videoconference.

The Secretary to the Foreign Minister also held meetings with representatives from 4 countries on the sidelines of the GPN, including (1) H.E. Mr. Elías Soley, Ambassador to the OECD, Permanent Representative of Costa Rica; (2) Mr. Victor Seferino Flores Ruiz, Member of Parliament, Congress of Peru; (3) Mr. Ivan Malenica, Member of Parliament, Croatian Parliament; and, (4) H.E. Ms. Victoria Violeta Alexandru, Senator, Senate of Romania.

The GPN served as a mechanism for the legislative branches of OECD member countries and more than 90 invited countries to build cooperative networks and exchange experiences on the role of the legislature in OECD-related matters. This session focused on discussions on the global economic situation, energy trends, investment, inclusive growth, industrial and public fiscal policies, as well as the impact of demographic changes on economic growth and pension systems. Thailand’s OECD accession has been designated a national priority, and Thailand has set a target to become a member by 2028.