Montana Mont. LBF 28. OBJECTION TO PROOF of CLAIM; AND NOTICE OF HEARING [MONT. LB 3007-1] is a court form to be used in cases when a creditor objects to a debtor's proof of claim. The form is used by the creditor to notify the court that they intend to challenge the validity of the debtor's proof of claim. The form is used to request a hearing before the court to determine the validity of the claim. The form should be submitted to the court clerk along with the creditor's evidence in support of their objection. The two types of Montana Mont. LBF 28. OBJECTION TO PROOF of CLAIM; AND NOTICE OF HEARING [MONT. LB 3007-1] are: 1) Objection to Proof of Claim and Notice of Hearing, and 2) Objection to Claim and Notice of Hearing.