Maryland Criminal Law Section 3-202
(a)   (1)   A person may not intentionally cause or attempt to cause serious physical injury to another.
(2)   A person may not commit an assault with a firearm, including:
(i)   a handgun, antique firearm, rifle, shotgun, short-barreled shotgun, or short-barreled rifle, as those terms are defined in § 4-201 of this article;
(ii)   an assault pistol, as defined in § 4-301 of this article;
(iii)   a machine gun, as defined in § 4-401 of this article; and
(iv)   a regulated firearm, as defined in § 5-101 of the Public Safety Article.
(b)   A person who violates this section is guilty of the felony of assault in the first degree and on conviction is subject to imprisonment not exceeding 25 years.