Any judicial record may be impeached by evidence of a want of jurisdiction in the court or judicial officer, of collusion between the parties, or of fraud in the party offering the record in respect to the proceedings.
Mont. Code Ann. § 26-3-105, under General Provisions.
Mont. Code Ann. § 26-3-105
Any judicial record may be impeached by evidence of a want of jurisdiction in the court or judicial officer, of collusion between the parties, or of fraud in the party offering the record in respect to the proceedings.