UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

~~WASHINGTON~~Washington, DCD.C. 20549

FORM 8-K

CURRENT REPORT ~~PURSUANT~~

TOPursuant ~~SECTION~~to Section 13 ORor 15(Dd) OFof ~~THE~~the Securities Exchange Act of 1934

~~SECURITIES~~Date ~~EXCHANGE~~of ~~ACT~~Report OF(Date ~~1934~~of earliest event reported): March 26, 2012

~~Date~~Cloud ofPeak ~~report~~Energy ~~(Date of earliest event reported) May 18, 2011~~Inc.

Cloud Peak Energy Resources LLC

(Exact ~~Name~~name of ~~Registrant~~registrant as ~~Specified~~specified in ~~Its~~its ~~Charter~~charter)

Delaware

Delaware Delaware		001-34547 333-168639		26-3088162 26-4073917
(State or other Jurisdiction of Incorporation)		(Commission File Number)		(IRS Employer Identification No.)

(State or Other Jurisdiction of Incorporation)

505 S. Gillette Ave., Gillette, Wyoming		82716
(Address of Principal Executive Offices)		(Zip Code)

333-168639		26-4073917
(Commission File Number)		(IRS Employer Identification No.)

Registrant’s telephone number, including area code: (307) 687-6000

505 S. Gillette Ave.
Gillette, WY		82716
(Address of Principal Executive Offices)		(Zip Code)

Not Applicable

(~~307)~~Former ~~687-6000~~name or former address if changed since last report.)

~~(Registrant’s~~Check ~~Telephone~~the ~~Number,~~appropriate box below if the Form ~~Including~~8-K ~~Area~~filing ~~Code)~~is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01. Regulation FD Disclosure.

On ~~May~~March 1826, ~~2011~~2012, Colin Marshall, President and Chief Executive Officer of Cloud Peak Energy Inc., ~~the~~will ~~sole~~speak ~~managing~~at ~~member~~the ofHoward ~~Cloud~~Weil ~~Peak~~40th Annual Energy ~~Resources~~Conference. Mr. Marshall’s ~~LLC,~~related ~~will~~written ~~hold~~presentation ~~its~~is ~~annual~~furnished ~~stockholders~~as ~~meeting~~Exhibit 99.1 ~~and~~to ~~provide~~this aForm 8-K ~~business~~and ~~update~~is ~~slide~~hereby ~~presentation~~incorporated ~~following~~by ~~adjournment~~reference. A copy of the ~~formal~~slides ~~business~~will ~~portion~~also ofbe ~~the~~available ~~meeting~~at www. ~~These~~cloudpeakenergy.com/investor-relations/webcasts-and-presentations ~~slides~~for ~~are~~90 ~~furnished~~days. The asCloud ~~Exhibit 99.1~~Peak Energy website is not intended to ~~this~~function ~~Form 8-K~~as a hyperlink, and ~~incorporated~~the ~~herein~~information bycontained ~~reference~~on such website is not a part of this Form 8-K.

Item 9.01.		Financial Statements and Exhibits.
(d)		Exhibits
		99.1 Furnished 2011 Annual Stockholders Meeting Business Update Slides

Item 9.01 Financial Statements and Exhibits

2(d) Exhibits. The following exhibit is being furnished herewith.

~~SIGNATURES~~99.1 Furnished Slides from the Howard Weil 40th Annual Energy Conference

~~Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.~~2

	CLOUD PEAK ENERGY RESOURCES LLC
	By:	/s/ Amy J. Stefonick
		Name:	Amy J. Stefonick
		Title:	Corporate Secretary
Date: May 18, 2011

SIGNATURE

3Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

EXHIBIT INDEX


	CLOUD PEAK ENERGY INC.

Date: March 26, 2012	By:	/s/ Amy J. Stefonick
	Name:	Amy J. Stefonick
	Title:	Corporate Secretary


	CLOUD PEAK ENERGY RESOURCES LLC

Date: March 26, 2012	By:	/s/ Amy J. Stefonick
	Name:	Amy J. Stefonick
	Title:	Corporate Secretary

Exhibit No.		Description
99.1		Furnished 2011 Annual Stockholders Meeting Business Update Slides

4EXHIBIT INDEX

Exhibit No.		Description

99.1		Furnished Slides from the Howard Weil 40th Annual Energy Conference

Filing Compare · Cloud Peak Energy Resources LLC