Mont. Code Ann. § 15-70-420

If all or part of the tax imposed by this part is not paid when due, the department of transportation may issue a warrant for distraint as provided in Title 15, chapter 1, part 7. The resulting lien has precedence over any other claim, lien, or demand filed or recorded thereafter. An action may not be maintained to enjoin the collection of all or any part of the tax.