Explosives, Pyrotechnics

3601 Propellant powders 3602 Prepared explosives, other than propellant powders 3603 Safety fuses; detonating cords; percussion or detonating caps; igniters; electric detonators: 3604 Fireworks, signaling flares, rain rockets, fog signals and other pyrotechnic articles: 3605 Matches, other than pyrotechnic articles of heading 3604 3606 Ferrocerium and other pyrophoric alloys in all forms; articles of combustible materials as specified in note 2 to this chapter:

N352217 November 18, 2025

The country of origin of certain naphthenic acids

N354772 October 29, 2025

The eligibility of the United States-Mexico-Canada Agreement (USMCA) of a heat sink assembly from Canada

N352582 September 10, 2025

The tariff classification of electric detonators from Mexico or the Czech Republic

H349573 August 26, 2025

Pediatric Ventricular Assist Device; 9817.00.96, HTSUS

N350851 July 10, 2025

The country of origin of USB cables

N350417 June 26, 2025

Applicability of Nairobi Protocol to thermal paper from Vietnam

N330819 February 16, 2023

The tariff classification of Super Bang Ring Caps from China

H325833 September 1, 2022

U.S. Government Procurement; Title III, Trade Agreements Act of 1979 (19 U.S.C. 2511); Subpart B, Part 177, CBP Regulations; Country of Origin of SCORE®7T tablets

N323190 January 3, 2022

The marking of a knife set from China.

N321623 October 13, 2021

The Country of Origin and Marking for Pomegranate Juice Products

N317956 March 8, 2021

The tariff classification of percussion primers from Bosnia-Herzegovina

H313200 November 9, 2020

Application for Further Review of Protest 2095-19-104227; Eligibility of tantalum pin components as parts of articles for the use or benefit of the handicapped under subheading 9817.00.96, HTSUS