Mont. Code Ann. § 50-31-510

Whenever the department or any of its authorized agents find in any room, building, vehicle of transportation, or other structure any meat, seafood, poultry, vegetable, fruit, or other perishable article which is unsound or contains any filthy, decomposed, or putrid substance or that may be poisonous or deleterious to health or otherwise unsafe, the article being hereby declared to be a nuisance, the department or its authorized agent shall immediately condemn or destroy the article or in any other manner render the article unsalable as human food.