IN THIS CASE, PROOFS OF CLAIM MAY BE FILED EITHER ELECTRONICALLY OR BY HARD COPY PRIOR TO THE DEADLINE ESTABLISHED BY THE BANKRUPTCY COURT
To file a proof of claim electronically, please enter the creditor’s name and an email address (where filing confirmation will be sent) in the fields below. Please note that supporting documentation is limited to a single PDF attachment that is less than 5 megabytes in size and under 100 pages.
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Submit
If submitted electronically using the interface above, additional hard-copy submission is not necessary. Please note that submission of claim forms via email and/or facsimile transmission is not permitted.
The Bankruptcy Court has established the following deadlines for filing proofs of claim against the Debtor:

  • General Creditors (all creditors other than Governmental Units): August 1, 2019 at 5:00 PM (ET)
  • Governmental Units: November 6, 2019 at 5:00 (ET)


    • All known creditors of the Debtors will receive notice by mail of the above deadlines. Where applicable, creditors also will receive a customized proof of claim form. Information center will need to be updated to include the Claim form, Bar Date notice and claim withdrawal form.
    In lieu of filing electronically above, a Proof of Claim may be filed by first-class mail, hand delivery, or overnight mail to the following address: :

    Cloud Peak Energy Inc. Claims Processing Center
    c/o Prime Clerk LLC
    850 Third Avenue, Suite 412
    Brooklyn, NY 11232
    T: (844) 216-8745
    Please click here to download the Proof of Claim form.
    Please file proof(s) of claim, if any, via US Mail or other hand delivery system. Submission of claim forms via email and/or facsimile transmission is not permitted. You must file an originally executed proof of claim. If you would like a copy of your claim returned to you as proof of receipt, please enclose an additional copy and a self-addressed postage-paid envelope.