Explosives; pyrotechnic products; matches; pyrophoric alloys

The 6 headings of chapter 36

• 3601: Propellant powders (1 code, General duty 3.25%)
• 3602: Prepared explosives, other than propellant powders (2 codes, General duty Free)
• 3603: Safety fuses; detonating cords; percussion or detonating caps; igniters; electric detonators (6 codes, General duty 0.2% to 4.2%)
• 3604: Fireworks, signaling flares, rain rockets, fog signals and other pyrotechnic articles (4 codes, General duty 2.4% to 6.5%)
• 3605: Matches, other than pyrotechnic articles of heading 3604 (2 codes, General duty Free)
• 3606: Ferrocerium and other pyrophoric alloys in all forms; articles of combustible materials as specified in note 2 to this chapter (4 codes, General duty Free to 5.9%)

Where it sits in the schedule

Chapter 36 is in Section VI of the Harmonized System, chemical products (chapters 28 to 38). Rates are those printed in the 2026 HTS Revision 23; Chapter 99 duties (Section 232, Section 301, IEEPA) are charged on top and are not included.