1 ITEM 14(a) 3, EXHIBIT 23(a) INDEPENDENT AUDITORS' CONSENT Board of Directors and Stockholders Tesoro Petroleum Corporation We consent to the incorporation by reference in Registration Statement No. 33-53293 of Tesoro Petroleum Corporation on Form S-8 of our report dated February 1, 1995, appearing in this Annual Report on Form 10-K of Tesoro Petroleum Corporation for the year ended December 31, 1994. DELOITTE & TOUCHE LLP San Antonio, Texas March 15, 1995