Regulations last checked for updates: Feb 06, 2026

Title 19 - Customs Duties last revised: Jan 22, 2026
§ 159.42 - Discriminating duties.

The discriminating duties provided for in subsection 1 of paragraph J, section IV, Tariff Act of 1913, as amended by the Act of March 4, 1915 (19 U.S.C. 128,131,and,Tariff.S.C. 1338), shall be imposed only in pursuance of specific instructions from the Commissioner of Customs.

authority: 19 U.S.C. 66,1500,1504,1624
source: T.D. 73-175, 38 FR 17482, July 2, 1973, unless otherwise noted.
cite as: 19 CFR 159.42