POWER OF ATTORNEYPemex Refining • August 13th, 2003 • Crude petroleum & natural gas
BE IT KNOWN that the undersigned, Pemex Project Funding Master Trust, a Delaware statutory trust ("Trust"), created pursuant to the terms of that certain Trust Agreement, dated as of November 10, 1998 (the "Trust Agreement"), among The Bank of New York, as Managing Trustee, The Bank of New York (Delaware), as Delaware Trustee, and Petroleos Mexicanos ("Pemex"), as Sole Beneficiary, domiciled in Wilmington, Delaware, fully empowered for this purpose, do hereby grant to each of Juan José Suárez, Chief Financial Officer of Pemex and Mauricio Alazraki, Associate Managing Director of Finance of Pemex, acting individually, a full and sufficient power of attorney to execute and file, on behalf of the Trust, the registration statement on Form F-4 and related amendments thereto relating to the Trust's U.S. $750,000,000 6.125% Notes due 2008, U.S. $510,154,000 8.625% Bonds due 2022 and U.S. $757,265,000 7.375% Notes due 2014, with the United States Securities and Exchange Commission and take all
