Mont. Code Ann. § 27-28-307
27-28-307 Refusal to turn over books and papers punishable as contempt
27-28-307 . Refusal to turn over books and papers punishable as contempt. If the defendant refuses or neglects to deliver any book or paper pursuant to the demand in 27-28-306 , the defendant is considered guilty of a contempt of court and shall be fined an amount not exceeding $10,000 and imprisoned in the jail of the county until the defendant complies with the order of the court or is otherwise discharged by due course of law.