Exhibit 23(f)1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement No. 333-184850 on Form S-3 of our report dated March 2, 2015, relating to the consolidated financial statements of Southern Power Company and Subsidiary Companies, appearing in this Annual Report on Form 10-K of Southern Power Company for the year ended December 31, 2014.

/s/Deloitte & Touche LLP

Atlanta, Georgia

March 2, 2015