Type	Name	Date
Credit agreement	Amended and Restated Credit Agreement, between Cloud Peak Energy Resources LLC, the guarantors party thereto, the lenders party thereto and PNC Bank, National Association, as administrative agent	05/24/2018
Indenture	Indenture, among Cloud Peak Energy Resources LLC, Cloud Peak Energy Finance Corp., the guarantors party thereto and Wilmington Trust, National Association, as trustee and collateral agent	10/17/2016
Credit agreement	Second Amendment to Credit Agreement, between Cloud Peak Energy Resources LLC, the guarantors party thereto, the lenders party thereto and PNC Bank, National Association, as Administrative Agent	09/12/2016
Credit agreement	First Amendment to Credit Agreement, between Cloud Peak Energy Resources LLC, the guarantors party thereto, the lenders party thereto and PNC Bank, National Association, as Administrative Agent	09/10/2014
Indenture	Indenture, among Cloud Peak Energy Resources LLC, Cloud Peak Energy Finance Corp., the guarantors party thereto and Wells Fargo Bank, National Association, as trustee	03/11/2014
Indenture	Indenture, by and among CPE LLC (and its subsidiaries listed on the signature page), Cloud Peak Energy Finance Corp., Wilmington Trust Company and Citibank, N.A	12/02/2009
Credit agreement	Credit Agreement, by and among CPE LLC, Morgan Stanley Senior Funding, Inc., Credit Suisse AG, Cayman Islands Branch, RBC Capital Markets, Calyon New York Branch, JPMorgan Chase Bank, N.A., The Bank of Nova Scotia, Societe Generale, and Wells Fargo Bank, National Association	12/02/2009

Type	Name	Date
By-Laws	Amended and Restated Bylaws of Cloud Peak Energy Inc	12/23/2019

Type	Name	Date
Employment agreement	Amended and Restated Employment Agreement, by and between Cloud Peak Energy Inc. and Heath Hill	10/24/2019
Employment agreement	Amended and Restated Employment Agreement, by and between Cloud Peak Energy Inc. and Todd Myers	10/24/2019
Employment agreement	Amended and Restated Employment Agreement, by and between Cloud Peak Energy Inc. and Bryan Pechersky	10/24/2019
Employment agreement	Employment Agreement between Cloud Peak Energy Inc. and Heath Hill	03/17/2015
Summary of incentive plan	Cloud Peak Energy 2013 Annual Incentive Plan	05/15/2013
Equity incentive plans	Amendment No. 2 to the Cloud Peak Energy Inc. 2009 Long Term Incentive Plan	05/20/2011
Equity incentive plans	Amendment No. 3 to the Cloud Peak Energy Inc. 2009 Long Term Incentive Plan	05/20/2011
Equity incentive plans	Amendment No. 1 to the Cloud Peak Energy Inc. 2009 Long Term Incentive Plan	03/14/2011