PTT Public : Notification of the Closing of the Registration for Principal Payment and/or Interest of Debentures Revised PTTC18NA

No. 80000001/75

January 31, 2017

Subject: Notification of the Closing of the Registration for Principal Payment and/or Interest of Debentures (Edited Version)

To: President, The Stock Exchange of Thailand

Reference is made to PTT Public Company Limited (PTT)'s debentures as follows:

1. Unsecured Debentures of PTT Public Company Limited No.1/2012 Tranche 2 (PTTC18NA)

2. Unsecured Debentures of PTT Public Company Limited No.2/2005 (PTTC208A)

3. Unsecured Debentures of PTT Public Company Limited No.1/2010 Tranche 1 (PTTC172A)

4. Unsecured Debentures of PTT Public Company Limited No.1/2010 Tranche 2 (PTTC222A)

   Please be notified on details and closing date of the registration for principal payment and/or interest with reference to the mentioned Unsecured Debentures of PTT in February 2017 as follows:

5. Unsecured Debentures of PTT Public Company Limited No.1/2012 Tranche 2 Due 2018 (PTTC18NA) with issue amount totaling Baht 18,049,470,000.00, of which the 10th interest payment will be made on February 15, 2017 with the interest rate of 4.00% per annum for year 1- 4, 4.40% per annum for year 5-6 and 5.50% per annum for the duration of the remaining 9 months and 19 days (interest period from August 15, 2016 to February 14, 2017 or 184 days of interest period with interest rate of 4.40% per annum). The closing date of the registered book to determine the right to receive interest of the Debentures is on February 1, 2017 at noon.

6. Unsecured Debentures of PTT Public Company Limited No.2/2005 Due 2020 (PTTC208A) with issue amount totaling Baht 4,118,000,000.00, of which the 23st (last coupon payment) interest payment will be made on February 27, 2017 with the interest rate of 5.95% per annum (interest period from August 25, 2016 to February 24, 2017 or 184 days of interest period).

   The closing date of the registered book to determine the right to receive interest of the Debentures is on February 14, 2017 at noon.

7. Unsecured Debentures of PTT Public Company Limited No.1/2010 Tranche 1 Due 2017 (PTTC172A) with issue amount totaling Baht 2,636,000,000.00, of which the 14th (last coupon payment) interest payment will be made on February 27, 2017 with the interest rate of 4.10% per annum (interest period from August 25, 2016 to February 26, 2017 or 186 days of interest period). The closing date of the registered book to determine the right to receive interest and principal of the Debentures is on February 14, 2017 at noon.

8. Unsecured Debentures of PTT Public Company Limited No.1/2010 Tranche 2 Due 2022 (PTTC222A) with issue amount totaling Baht 4,000,000,000.00, of which the 14th interest payment will be made on February 27, 2017 with the interest rate of 4.50% per annum (interest period from August 25, 2016 to February 24, 2017 or 184 days of interest period). The closing date of the registered book to determine the right to receive interest of the Debentures is on February 14, 2017 at noon.

Please be informed accordingly.

Yours sincerely,

Mr. Tevin Vongvanich President & Chief Executive Officer

Group Financial Structure and Funding Department Tel [phone]

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