Exhibit 23e Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in this Registration Statement on Form S-4 of our reports dated February 26, 2014, relating to the financial statements of Avista Corporation, and the effectiveness of Avista Corporation’s internal control over financial reporting, appearing in the Annual Report on Form 10-K of Avista Corporation for the year ended December 31, 2013, and to the reference to us under the heading “Experts” in the Prospectus, which is part of this Registration Statement.