(a) Except as provided in subsection (b) of this section, a person may not: (1) transport an assault weapon into the State; or (2) possess, sell, offer to sell, transfer, purchase, or receive an assault weapon. (b) (1) A person who lawfully possessed an assault pistol before June 1, 1994, and who registered the assault pistol with the Secretary of State Police before August 1, 1994, may: (i) continue to possess and transport the assault pistol; or (ii) while carrying a court order requiring the surrender