Exhibit 10.5 (1 of 2)
DEGOLYERAND MACNAUGHTON
5001 SPRING VALLEY ROAD
SUITE 800 EAST
DALLAS, TEXAS 75244
April 25, 2017
Dr. José Antonio González Anaya
Director General
Petróleos Mexicanos
Avenida Marina Nacional 329
Torre Ejecutiva, Piso 41
Colonia Verónica Anzures
11300 Ciudad de México, México
Dear Dr. González Anaya:
We hereby consent to the references to DeGolyer and MacNaughton as set forth under the headings “Presentation of Information Concerning Reserves,” “Item 4. Information on the Company – Business Overview – Exploration and Production – Reserves,” and “Item 19. Exhibits. Documents filed as exhibits to this Form20-F” in the Annual Report on Form20-F of Petróleos Mexicanos (PEMEX) for the year ended December 31, 2016 (the Form20-F), and to the filing as Exhibit 10.6 to the Form20-F of our third-party report dated April 17, 2017, describing our review of the estimates of proved oil, marketable gas, sales gas, condensate, natural gas liquids (NGL), and oil equivalent reserves that PEMEX has represented are owned by the United Mexican States (México) as of January 1, 2017, for certain fields located in the Burgos area of México, which include reserves that PEMEX has represented that it has the right to extract and sell. These estimates were prepared in accordance with the reserves definitions of Rules4-10(a) (l)-(32) of RegulationS-X of the United States Securities and Exchange Commission.
Very truly yours, |
DeGOLYER and MacNAUGHTON |
Texas Registered Engineering FirmF-716 |
Exhibit 10.5 (2 of 2)
DEGOLYERAND MACNAUGHTON
5001 SPRING VALLEY ROAD
SUITE 800 EAST
DALLAS, TEXAS 75244
April 25, 2017
Dr. José Antonio González Anaya
Director General
Petróleos Mexicanos
Avenida Marina Nacional 329
Torre Ejecutiva, Piso 41
Colonia Verónica Anzures
11300 Ciudad de México, México
Dear Dr. González Anaya:
We hereby consent to the references to DeGolyer and MacNaughton as set forth under the headings “Presentation of Information Concerning Reserves,” “Item 4. Information on the Company – Business Overview – Exploration and Production – Reserves,” and “Item 19. Exhibits. Documents filed as exhibits to this Form20-F” in the Annual Report on Form20-F of Petróleos Mexicanos (PEMEX) for the year ended December 31, 2016 (the Form20-F), and to the filing as Exhibit 10.6 to the Form20-F of our third-party report dated April 17, 2017, describing our review of the estimates of proved oil, marketable gas, sales gas, condensate, natural gas liquids (NGL), and oil equivalent reserves that PEMEX has represented are owned by the United Mexican States (México) as of January 1, 2017, for certain fields located in the Veracruz area of México, which include reserves that PEMEX has represented that it has the right to extract and sell. These estimates were prepared in accordance with the reserves definitions of Rules4-10(a) (l)-(32) of RegulationS-X of the United States Securities and Exchange Commission.
Very truly yours, |
DeGOLYER and MacNAUGHTON |
Texas Registered Engineering FirmF-716 |