Exhibit 23.3
 | KPMG Cárdenas Dosal | Teléfono: | + 01 (55) 52 46 83 00 | |||
| Manuel Avila Camacho 176 P 1 | Fax: | + 01 (55) 55 20 27 51 | ||||
| Col. Reforma Social | kpmg.com.mx | |||||
| 11650 México, D.F. | ||||||
Consent of Independent Registered Public Accounting Firm
To the General Comptroller’s Office
and the Board of Directors of
Petróleos Mexicanos:
We consent to the use of our report incorporated by reference herein and to the reference to our firm under the heading “Experts” in this Amendment No. 1 to the prospectus.
| KPMG Cárdenas Dosal, S.C. |
/s/ José Gilberto Alfaro Servín |
| José Gilberto Alfaro Servín |
| July 22, 2013 |
KPMG Cárdenas Dosal, S.C. la firma Mexicana afiliada a KPMG International Cooperative (“KPMG Internacional”), una entidad Suiza. | Aguascalientes, Ags. Cancún, Q. Roo. Ciudad Juárez, Chih. Culiacán, Sin. Chihuahua, Chih. Guadalajara, Jal. Hormosillo, Son. Mérida, Yuc. Mexicali, B.C. | México, D.F. Monterrey, N.L. Puebla, Pue. Querétaro, Oro. Reynosa, Tamps Saltillo, Coah. San Luis Potosi, S.L.P. Tijuana, B.C. |