Attached files

file filename
EX-4.5 - EXHIBIT 4.5 DESCRIPTION OF CAPITAL STOCK - NORTHWESTERN CORPexhibit45descriptionofcapi.htm
EX-32.1 - EXHIBIT 32.1 CERTIFICATION OF ROBERT C. ROWE PURSUANT TO SECTION 906 - NORTHWESTERN CORPexhibit321certification2020.htm
EX-32.2 - EXHIBIT 32.2 CERTIFICATION OF BRIAN B. BIRD PURSUANT TO SECTION 906 - NORTHWESTERN CORPexhibit322certification2020.htm
EX-31.2 - EXHIBIT 31.2 CERTIFICATION OF CHIEF FINANCIAL OFFICER - NORTHWESTERN CORPexhibit312certification2020.htm
EX-31.1 - EXHIBIT 31.1 CERTIFICATION OF CHIEF EXECUTIVE OFFICER - NORTHWESTERN CORPexhibit311certification2020.htm
EX-21 - EXHIBIT 21 SUBSIDIARIES 10-K 2020 - NORTHWESTERN CORPexhibit21subsidiaries2020.htm
10-K - 10-K - NORTHWESTERN CORPnwe-20201231.htm

Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement Nos. 333-122428, 333-124624, 333-149388, 333-158731, 333-175813, and 333-197627 on Form S-8 and Registration Statement Nos. 333-223019, and 333-226253 on Form S-3 of our reports dated February 11, 2021, relating to the consolidated financial statements of NorthWestern Corporation and subsidiaries (the “Company”) and the effectiveness of the Company’s internal control over financial reporting appearing in this Annual Report on Form 10-K of NorthWestern Corporation for the year ended December 31, 2020.

/s/ DELOITTE & TOUCHE LLP
Minneapolis, Minnesota
February 12, 2021