Maryland Code, Natural Resources § 10-2A-08

(1) Importation into the State of wildlife or plants which may be lawfully imported into the United States or lawfully taken and removed from another state; or

(2) Entry into this State or the possession, transportation, exportation, processing, sale, offer for sale, or shipment of any wildlife or plant which is designated an endangered or threatened species in this State but not in the state where originally taken, if the person engaging in the activity demonstrates by substantial evidence that the wildlife or plant was lawfully taken and lawfully removed from the state of origin.