EXHIBIT 23 INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in Registration Statement No. 333-54256 of Reliant Energy Resources Corp. on Form S-3 of our report dated March 28, 2002, appearing in this Annual Report on Form 10-K of Reliant Energy Resources Corp. for the year ended December 31, 2001. DELOITTE & TOUCHE LLP Houston, Texas April 12, 2002