When a tax lien assignment is taken, as provided in 15-17-323, or when the county is the possessor of the tax lien and the taxes were properly assessed on the property of a particular person, no misnomer of ownership or other mistake relating to ownership affects the tax lien or renders it void or voidable.
Sale Not Voided By Misnomer Of Ownership
Mont. Code Ann. § 15-17-325, under Procedure After Attachment of Tax Lien.
Mont. Code Ann. § 15-17-325