United States Code, 2012 edition. Supplement 3 : containing the general and permanent laws of the United States enacted during the 114th Congress, First Session, January 3, 2013, to January 3, 2016 / prepared and published under authority of Title 2, U. S. Code, Section 285b, by the Office of the Law Revision Counsel of the House of Representatives. Vol. 1 : Title 1 — General provisions to Title 19 — Customs duties