Exhibit 23.1

 

 

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

 

We hereby consent to the incorporation by reference in the Registration Statement on Forms S-8 (Nos. 333-163295, 333-175311, and 333-175312) and Form S-3 (No. 333-199177) of Cloud Peak Energy Inc. of our report dated February 17, 2015 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.

 

/s/ PricewaterhouseCoopers LLP

PricewaterhouseCoopers LLP
Denver, CO

February 17, 2015