If a New Hampshire man thinks cops lie, he's free to say so on his license plate, the state's highest court ruled Wednesday.

In a unanimous decision, the state Supreme Court agreed with the arguments of David Montenegro, who wanted the vanity plate reading "COPSLIE" to protest what he calls government corruption.

MORE: http://abcnews.go.com/US/wireStory/hampshire-court-upholds-copslie-vanity-plate-23620598