A person who fails to exercise due diligence under a court order to abate a condition under § 20-306 or § 20-307 of this subtitle is guilty of a misdemeanor and on conviction is subject to: A fine not exceeding $1,000; and The cost of prosecution. A person who knowingly or willfully acts contrary to a court order to abate a condition under § 20-306 or § 20-307 of this subtitle is guilty of a misdemeanor and on conviction is subject to: A fine not exceeding $1,000; and The cost of prosecution.