Notification of the Employee Joint Investment Program (EJIP)

-TRANSLATION- 1000/143/2009 August 28, 2009 The Stock Exchange of Thailand 62, Ratchadapisek Road Klongtoey Bangkok 10110 Subject: Notification of the Employee Joint Investment Program (EJIP) Bangchak Petroleum Public Company Limited Attention: President of the Stock Exchange of Thailand Referring to the resolutions of the Board of Directors' Meeting No. 9/2009 of the Bangchak Petroleum Public Company Limited ("the Company" or "BCP"), dated August 28, 2009, on the approval of the Employee Joint Investment Program ("EJIP") and its program period in accordance with the Notification of the Office of Securities and Exchange Commission ("SEC"), SorJor 12/2009, dated June 10, 2009, concerning the preparation and disclosure of the report on securities holdings by directors, executives, and auditors. EJIP is an investment program on the periodic accumulative buying of the Company's shares, to serve as another means of compensating Company employees and executives. The details of EJIP are as follows: 1. Companies eligible under EJIP The Bangchak Petroleum Public Company Limited 2. The period of EJIP The program commences on October 1, 2009 and expires on September 30, 2011, for the duration of two years. 3. Eligible candidates for the EJIP Company employees and executives who voluntarily apply for EJIP membership and accept the terms and conditions and other related rules and procedures of the EJIP are eligible for the program. The Board of Directors is not entitled to this program. 4. EJIP arrangement The company will deduct from the payroll of eligible candidates who voluntarily apply EJIP on a monthly basis, at the rate not exceeding 5% of the salary until the completion for the EJIP period. The Company shall contribute an additional 7.5% of the salary of members to the EJIP on a monthly basis. The contribution of members and the Company shall be invested in buying BCP and/or BCP-DR1 shares in the Stock Exchange of Thailand (SET) within the Company specified date in each month. 5. Conditions for securities holding Company employees and executives have the right to sell BCP and/or BCP-DR1 shares directly in the SET as follow: - When the EJIP reaches 6 months maturity (March 31, 2010), EJIP participants can sell shares not exceeding shares acquired within the first 6 months. - When the EJIP reaches 1 year 6 months maturity (March 31, 2011), EJIP participants can sell shares not exceeding shares acquired within the first 12 months. - When the EJIP expires (September 30, 2011), EJIP participants can sell all of the remaining shares. This program shall be proposed to the SEC for approval. Please be informed accordingly. Yours sincerely, - Signed - (Mr. Anusorn Sangnimnuan) President Office of the Secretary to the Board of Directors Tel: 0-2335-4584 Fax: 0-2713-9419