Attached files

file filename
10-K - 10-K - CLOUD PEAK ENERGY INC.a2197249z10-k.htm
EX-32.2 - EX-32.2 - CLOUD PEAK ENERGY INC.a2197249zex-32_2.htm
EX-31.1 - EX-31.1 - CLOUD PEAK ENERGY INC.a2197249zex-31_1.htm
EX-31.2 - EX-31.2 - CLOUD PEAK ENERGY INC.a2197249zex-31_2.htm
EX-23.2 - EXHIBIT 23.2 - CLOUD PEAK ENERGY INC.a2197249zex-23_2.htm
EX-21.1 - EX-21.1 - CLOUD PEAK ENERGY INC.a2197249zex-21_1.htm
EX-32.1 - EX-32.1 - CLOUD PEAK ENERGY INC.a2197249zex-32_1.htm
EX-10.40 - EX-10.40 - CLOUD PEAK ENERGY INC.a2197249zex-10_40.htm
EX-10.42 - EX-10.42 - CLOUD PEAK ENERGY INC.a2197249zex-10_42.htm
EX-10.46 - EX-10.46 - CLOUD PEAK ENERGY INC.a2197249zex-10_46.htm
EX-10.44 - EX-10.44 - CLOUD PEAK ENERGY INC.a2197249zex-10_44.htm
EX-10.45 - EX-10.45 - CLOUD PEAK ENERGY INC.a2197249zex-10_45.htm
EX-10.43 - EX-10.43 - CLOUD PEAK ENERGY INC.a2197249zex-10_43.htm
EX-10.41 - EX-10.41 - CLOUD PEAK ENERGY INC.a2197249zex-10_41.htm

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Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

        We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 No. 333-163295 of Cloud Peak Energy Inc. of our report dated March 16, 2010 relating to the consolidated financial statements, which appears in this Annual Report on Form 10-K.

/s/ PricewaterhouseCoopers LLP

   
PricewaterhouseCoopers LLP
Denver, CO
March 16, 2010
   



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CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM