Oncor Electric Delivery S-4/A Registration of securities issued in business combination transactions (amended)

Exhibit 23(b)

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the use in this Amendment No. 1 to Registration Statement No. 333-157914 of our report dated March 2, 2009 relating to the financial statements of Oncor Electric Delivery Company LLC and subsidiary (which report expresses an unqualified opinion and includes an explanatory paragraph referring to the merger of EFH Corp. with Merger Sub on October 10, 2007), appearing in the Prospectus, which is part of this Registration Statement.

We also consent to the reference to us under the heading “Experts” in such Prospectus.

/s/ Deloitte & Touche LLP

Dallas, Texas
April 6, 2009