EX-23 8 ava-20191231xex23.htm CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
Exhibit 23
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in Registration Statement Nos. 333-33790, 333-126577, 333-179042, and 333-208986 on Form S-8 and in Registration Statement Nos.333-231431 and 333-209714 on Form S-3 of our reports dated February 25, 2020, relating to the financial statements of Avista Corporation and subsidiaries, and the effectiveness of Avista Corporation’s internal control over financial reporting, appearing in this Annual Report on Form 10-K of Avista Corporation for the year ended December 31, 2019.
/s/ Deloitte & Touche LLP
Seattle, Washington
February 25, 2020