Consent of Independent Accountants We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of our report dated February 24, 1995 which is attached as Exhibit 13.3 to Diamond Shamrock, Inc.'s Annual Report on Form 10-K for the year ended December 31, 1994. We also consent to the incorporation by reference of our report on the Financial Statement Schedules, which is included in Item 14 (a)(2) of such Annual Report on Form 10-K. /s/ PRICE WATERHOUSE LLP PRICE WATERHOUSE LLP November 30, 1995 W3007.LW