A bill to facilitate increased enforcement by the Coast Guard of laws relating to the importation of controlled substances, and for other purposes.

(House agreed to certain Senate amendments with amendments)

Makes it unlawful for any person on board a vessel of the United States, or on board a vessel subject to the jurisdiction of the United States on the high seas, to knowingly or intentionally manufacture or distribute, or to possess with the intent to manufacture or distribute, a controlled substance. Extends such prohibition to any citizen of the United States on board any vessel, and to any person on board any vessel within the customs waters of the United States.

Makes it unlawful for any person to possess, manufacture, or distribute a controlled substance knowingly or intentionally for import into the United States.

Provides an exception for common or contract carriers and U.S. vessels and their employees, who lawfully possess or distribute controlled substances in the lawful and usual course of the carriers' business if the controlled substance is part of the cargo entered in a vessel's manifest and is intended to be lawfully imported into the country of destination for scientific, medical or other legitimate purposes. Stipulates that such persons shall have the burden of going forward with evidence to show that their conduct is within such exception.

Directs that violations of this Act be tried in the district court at the point of entry into the United States or in the U.S. District Court for the District of Columbia. Makes violations of this Act punishable under the Comprehensive Drug Abuse Control and Prevention Act of 1970.

Makes any person who attempts or conspires to commit an offense under this Act punishable to the extent of an actual commission of such offense.

Subjects to forfeiture any property used to commit an offense under this Act in accordance with the forfeiture provisions of the Comprehensive Drug Abuse Control and Prevention Act.