Maryland Criminal Law Section 6-107

      (a)      A person may not threaten verbally or in writing to:

            (1)      set fire to or burn a structure; or

            (2)      explode a destructive device, as defined in § 4-501 of this article, in, on, or under a structure.

      (b)      A person who violates this section is guilty of a misdemeanor and on conviction is subject to imprisonment not exceeding 10 years or a fine not exceeding $10,000 or both.