EX-23 3 ex23-sip2001.txt EXHIBIT 23 Exhibit 23 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation of our report dated May 13, 2002, included in this Form 11-K for the year ended December 31, 2001, into Occidental Petroleum Corporation's previously filed Registration Statement No. 333-72721. ARTHUR ANDERSEN LLP Los Angeles, California May 13, 2002 12