Code of Federal Regulations, Title 19 Customs Duties 200-End, Revised as of April 1, 2018 by Office Of The Federal Register (U.S.)
Title 19 presents regulations governing customs duties as set forth by the U.S. Customs Service, the U.S. International Trade Commission, and the International Trade Administration. Additions and revisions to this section of the code are posted annually by April. Publication follows within six months.