8409.99—Parts suitable for use solely or principally with the engines of heading 8407 or 8408, other
General duty rate
Free – 2.5%
Across 9 10-digit lines; pick a line below for the exact rate
Coverage on this page
Up one level: 8409 — Parts suitable for use solely or principally with the engines of heading 8407 or 8408: (heading)
Plain-English explanation
HTS 8409.99 is a 6-digit subheading of the U.S. Harmonized Tariff Schedule covering Parts suitable for use solely or principally with the engines of heading 8407 or 8408, other. It sits in Chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof, Section XVI: Machinery and Mechanical Appliances; Electrical Equipment; Parts Thereof; Sound Recorders and Reproducers, Television Image and Sound Recorders and Reproducers, and Parts and Accessories of Such Articles and rolls up 9 10-digit statistical lines, with general duty rates ranging from Free to 2.5%. 27 Chapter 99 tariff modifications currently touch one or more lines under this subheading.
10-digit lines under 8409.99(9)
Pick a line to view full rate detail and compute landed duty
8409.99.10.40For vehicles of subheading 8701.21, 8701.22, 8701.23, 8701.24 or 8701.29, or heading 8702, 8703 or 8704Free8409.99.10.60For marine propulsion enginesFree8409.99.10.80OtherFree8409.99.91.10Connecting rods2.5%8409.99.91.90Other2.5%8409.99.92.10Connecting rods2.5%8409.99.92.90Other2.5%8409.99.99.10Connecting rodsFree8409.99.99.90OtherFreeTariff modifications(27)
Chapter 99 overlays touching one or more lines under 8409.99
| Code | Authority | Rate |
|---|---|---|
| 9903.94.05 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.94.07 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.94.06 | section_232 | The duty provided in the applicable subheading |
| 9903.94.42 | section_232 | The duty provided in the applicable subheading |
| 9903.94.43 | section_232 | 15% |
| 9903.94.52 | section_232 | The duty provided in the applicable subheading |
| 9903.94.53 | section_232 | 15% |
| 9903.94.44 | section_232 | The duty provided in the applicable subheading |
| 9903.94.45 | section_232 | 15% |
| 9903.94.54 | section_232 | The duty provided in the applicable subheading |
| 9903.94.55 | section_232 | 15% |
| 9903.94.62 | section_232 | The duty provided in the applicable subheading |
| 9903.94.63 | section_232 | 15% |
| 9903.94.64 | section_232 | The duty provided in the applicable subheading |
| 9903.94.65 | section_232 | 15% |
| 9903.94.32 | section_232 | 10% |
| 9903.94.33 | section_232 | 10% |
| 9903.74.08 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.74.10 | section_232 | The duty provided in the applicable subheading |
| 9903.74.11 | section_232 | The duty provided in the applicable subheading |
| 9903.74.09 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.81.91 | section_232 | The duty provided in the applicable subheading + a duty of 50% upon the value of the steel content. |
| 9903.81.92 | section_232 | The duty provided in the applicable subheading. |
| 9903.81.98 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.80.03 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.81.86 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.81.84 | section_232 | The duty provided in the applicable subheading + 25% |
Frequently asked questions
What does HTS 8409.99 cover?
HTS 8409.99 is a 6-digit subheading of the U.S. Harmonized Tariff Schedule covering Parts suitable for use solely or principally with the engines of heading 8407 or 8408, other. It belongs to Chapter 84 and rolls up 9 10-digit statistical lines that brokers actually file at entry.
What is the duty rate for HTS 8409.99?
General (Column 1) duty rates for the 10-digit lines under HTS 8409.99 range from Free to 2.5%. The exact rate depends on the specific 10-digit statistical line — pick a line below to see its full rate detail.
How do I find the right 10-digit line under HTS 8409.99?
U.S. Customs requires entries to be filed at the 10-digit statistical level — the broader subheading HTS 8409.99 is not directly fileable. Match your product description to the most specific 10-digit line in the list on this page; if multiple lines could apply, the General Rules of Interpretation (GRIs) and chapter notes determine which one governs.
Are there AD/CVD orders affecting HTS 8409.99?
No active AD/CVD (antidumping or countervailing duty) orders currently flag any line under HTS 8409.99 in Tandom's catalog. Tandom monitors Federal Register notices daily; any new orders will appear here within 24h of publication.
Learn more
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