Mont. Code Ann. § 7-4-2517

Every officer, upon receiving any fees for official duty or service, may be required by the person paying the fee to make and deliver to the person a written account of the fees, specifying for what they accrued, respectively, and shall issue a receipt for the fee. If the officer refuses or neglects to issue an account and a receipt when required, the officer is liable to the party paying the fee in treble the amount paid.