In this section, “firearm” includes: a handgun, antique firearm, rifle, shotgun, short-barreled shotgun, and short-barreled rifle, as those words are defined in § 4-201 of this article; a machine gun, as defined in § 4-401 of this article; and a regulated firearm, as defined in § 5-101 of the Public Safety Article. A person may not possess, own, carry, or transport a firearm if that person has been convicted of: a felony under this title; a crime under the laws of another state or of the United States that would be a felony under this title if committed in this State; conspiracy to commit a crime referred to in items (1) and (2) of this subsection; or an attempt to commit a crime referred to in items (1) and (2) of this subsection. A person who violates this section is guilty of a felony and on conviction is subject to imprisonment not exceeding 5 years or a fine not exceeding $10,000 or both.