CONSENT OF INDEPENDENT PETROLEUM ENGINEERS AND GEOLOGISTS
Netherland, Sewell & Associates, Inc. consents to the references to our firm included in Repsol YPF, S.A.’s annual report on
Form 20-F for the year ended December 31, 2009 (the “Annual Report”), and to the inclusion of our report dated February 20,
2010, as an exhibit to the Annual Report.
June 25, 2010
NETHERLAND, SEWELL & ASSOCIATES, INC.
By: /s/ G. Lance Binder, P.E.
G. Lance Binder, P.E.
Executive Vice President
Please be advised that the digital document you are viewing is provided by Netherland, Sewell & Associates, Inc. (NSAI) as
a convenience to our clients. The digital document is intended to be substantively the same as the original signed document
maintained by NSAI. The digital document is subject to the parameters, limitations, and conditions stated in the original
document. In the event of any differences between the digital document and the original document, the original document
shall control and supersede the digital document.