Reference is made to PTT Exploration and Production Public Company Limited's statement dated 11 May 2023 regarding the liability management exercise of USD denominated debentures which consisted of a transfer of all outstanding Senior Debentures due in 2042 issued by PTTEP Canada International Finance Limited (PTTEP CIF) and guaranteed by PTTEP (The 2042 Notes) to PTTEP Treasury Center Company Limited (PTTEP TC), and an offer to partially repurchase the 2042 Notes and the Senior Debentures due in 2059 (The 2059 Notes). PTTEP informed that the required consents have been obtained from the bondholders to amend the indenture of the 2042 Notes. PTTEP CIF will proceed with the transfer of all outstanding 2042 Notes to PTTEP TC.

In addition, PTTEP Group would like to announce the result of the repurchase: USD 31,894,000 for the 2042 Notes and USD 50,000,000 for the 2059 Notes, resulting in a remaining outstanding principal amount of USD 458,106,000 and USD 600,000,000 for each respective debenture. Both the transfer and the repurchase will be completed within June 2023.