Common Contracts

Form 3400-12 April 2007) UNITED STATES DEPARTMENT OF THE INTERIOR BUREAU OF LAND MANAGEMENT COAL LEASE FORM APPROVED OMB NO. 1004-0073 Expires: March 31, 2010 Serial Number WYW154432

Cloud Peak Energy Inc. • August 12th, 2009 • Bituminous coal & lignite surface mining

• Company
  Cloud Peak Energy Inc.
• Filed
  August 12th, 2009
• Industry
  Bituminous coal & lignite surface mining

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Cloud Peak Energy Inc. • August 8th, 2008

• Company
  Cloud Peak Energy Inc.
• Filed
  August 8th, 2008

Form 3400-12 (August 2002) UNITED STATES DEPARTMENT OF THE INTERIOR BUREAU OF LAND MANAGEMENT COAL LEASE FORM APPROVED OMB NO. 1004-0073 Expires: December 31, 2003 Serial Number WYW151643