AUDIT COMMITTEE REPORT ON MEMBERS AND SCOPES OF DUTIES

F 24-1 ( Translation) Audit Committee Report on Members and Scopes of Duties The board of directors of The Bangchak Petroleum Public Company Limited at a meeting No 5/1999 held on May 24, 1999 passed resolutions concerning the appointment of a company Audit Committee. The member of the committee include : 1 Audit Committee Chairman Mr.Chirayu Isarankun na Ayuthaya Audit Committee Member Mr. Sirichai Sakornratanakul Audit Committee Member Mr. Anan Nadtasomboon Audit Committee Secretary Mr. Kitti Srijakrintr We also attach a signed statement providing complete and accurate personal profiles of 3 members of the committee. 2. A listed companys Audit Committee, which represents the board of directors is responsible for the following duties stated on the charter and must report to the board of directors on : 2.1 To ensure the reliability and accuracy of the financial reports. 2.2 To ensure the adequacy and effectiveness of internal control systems. 2.3 To consider, select and propose to appoint the auditor. 2.4 To ensure the Company follows all relevant regulations and laws. 2.5 To ensure the Company does not engage in any activities that may lead to a conflict of interest. 2.6 To prepare the Audit Committees report for disclosure in the Company Annual Report that was signed by the Audit Committee Chairman. 2.7 To consider other matters as assigned by the Board of Directors. 3. The period of service for members is as follows: 3.1 Audit Committee Chairman : Agenda 3 years 3.2 Audit Committee Members : Agenda 3 years (including the appointment and the withdrawal of Audit Committee Members) We hereby confirm these Audit Committee Members have the qualifications required by the Stock Exchange of Thailand. Signature ... Chairman (Mr. Somchai Richupan) Signature ... Secretary (Mr. Sophon Suphapong)