Each of the sureties shall annex to the undertaking an affidavit that the surety is a resident and householder or freeholder within the state and worth double the sum specified in the undertaking, over and above all the surety's debts and liabilities, exclusive of property exempt from execution. The undertaking must be filed with the clerk of the court.
Mont. Code Ann. § 27-16-205
Affidavits of sureties -- filing of undertaking
En
Official source: Montana Code Annotated (Montana Legislature). Reproduced from public-domain Montana statutes; confirm against the official source for the current text. Not legal advice.