1 EXHIBIT 15(b) Texas Utilities Electric Company: We have reviewed, in accordance with standards established by the American Institute of Certified Public Accountants, the unaudited condensed consolidated interim financial information of Texas Utilities Electric Company and subsidiaries for the periods ended March 31, 1996 and 1995, as indicated in our report dated May 7, 1996; because we did not perform an audit, we expressed no opinion on that information. We are aware that our report referred to above, which is included in your Quarterly Report on Form 10-Q for the quarter ended March 31, 1996, is incorporated by reference in Registration Statements No. 33-68100 and 33-69554 on Form S-3. We also are aware that the aforementioned report, pursuant to Rule 436(c) under the Securities Act of 1933, is not considered a part of the Registration Statement prepared or certified by an accountant or a report prepared or certified by an accountant within the meaning of Sections 7 and 11 of that Act. DELOITTE & TOUCHE LLP Dallas, Texas May 7, 1996