HTS heading 8431
Parts suitable for use solely or principally with the machinery of headings 8425 to 8430 — 54 codes under this heading, with the duty on each.
| Code | Description | General rate | Units |
|---|---|---|---|
| 8431 | Parts suitable for use solely or principally with the machinery of headings 8425 to 8430 + Ch. 99 | not stated | — |
| 8431.10.00 | Of machinery of heading 8425 + Ch. 99 | Free | — |
| 8431.10.00.10 | Of machinery of subheading 8425.11 or 8425.19 + Ch. 99 | Free (inherited from 8431.10.00) | No. |
| 8431.10.00.90 | Other + Ch. 99 | Free (inherited from 8431.10.00) | No. |
| 8431.20.00.00 | Of machinery of heading 8427 + Ch. 99 | Free | No. |
| 8431.31.00 | Of passenger or freight elevators other than continuous action, skip hoists or escalators + Ch. 99 | Free | — |
| 8431.31.00.20 | Of skip hoists + Ch. 99 | Free (inherited from 8431.31.00) | No. |
| 8431.31.00.40 | Of escalators + Ch. 99 | Free (inherited from 8431.31.00) | No. |
| 8431.31.00.60 | Other + Ch. 99 | Free (inherited from 8431.31.00) | No. |
| 8431.39.00 | Other + Ch. 99 | Free | — |
| 8431.39.00.10 | Of elevators and conveyors + Ch. 99 | Free (inherited from 8431.39.00) | No. |
| 8431.39.00.50 | Of oil and gas field machinery + Ch. 99 | Free (inherited from 8431.39.00) | No. |
| 8431.39.00.70 | Of the woodland log handling equipment of statistical reporting number 8428.90.0310 + Ch. 99 | Free (inherited from 8431.39.00) | No. |
| 8431.39.00.80 | Other + Ch. 99 | Free (inherited from 8431.39.00) | No. |
| 8431.41.00 | Buckets, shovels, grabs and grips + Ch. 99 | Free | — |
| 8431.41.00.20 | Shovel attachments + Ch. 99 | Free (inherited from 8431.41.00) | No. |
| 8431.41.00.40 | Clamshell (grappler) attachments + Ch. 99 | Free (inherited from 8431.41.00) | No. |
| 8431.41.00.60 | Dragline buckets + Ch. 99 | Free (inherited from 8431.41.00) | No. |
| 8431.41.00.80 | Other + Ch. 99 | Free (inherited from 8431.41.00) | No. |
| 8431.42.00.00 | Bulldozer or angledozer blades + Ch. 99 | Free | No. |
| 8431.43 | Parts for boring or sinking machinery of subheading 8430.41 or 8430.49 + Ch. 99 | not stated | — |
| 8431.43.40.00 | Of offshore oil and natural gas drilling and production platforms + Ch. 99 | Free | No. |
| 8431.43.80 | Other + Ch. 99 | Free | — |
| 8431.43.80.20 | Tool joints, whether or not forged + Ch. 99 | Free (inherited from 8431.43.80) | No. |
| 8431.43.80.40 | Drill pipe fitted with tool joints + Ch. 99 | Free (inherited from 8431.43.80) | No. |
| 8431.43.80.60 | Other + Ch. 99 | Free (inherited from 8431.43.80) | No. |
| 8431.43.80.90 | Of other boring or sinking machinery + Ch. 99 | Free (inherited from 8431.43.80) | No. |
| 8431.49 | Other + Ch. 99 | not stated | — |
| 8431.49.10 | Of machinery of heading 8426 + Ch. 99 | Free | — |
| 8431.49.10.10 | Of machinery of subheadings 8426.11, 8426.19 and 8426.30 + Ch. 99 | Free (inherited from 8431.49.10) | No. |
| 8431.49.10.60 | Of mobile lifting frames, straddle carriers and works trucks fitted with a crane + Ch. 99 | Free (inherited from 8431.49.10) | No. |
| 8431.49.10.70 | Of copper or copper alloys + Ch. 99 | Free (inherited from 8431.49.10) | No. |
| 8431.49.10.80 | Other + Ch. 99 | Free (inherited from 8431.49.10) | No. |
| 8431.49.90 | Other + Ch. 99 | Free | — |
| 8431.49.90.05 | Backhoe attachments + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.10 | Front-end loader attachments + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.15 | Rippers and rooters + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.20 | Other + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.25 | Cast axle housings + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.32 | Of copper or copper alloys + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.34 | Other + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.35 | Cast axle housings + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.36 | Road wheels + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.38 | Wheel and tire assemblies + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.39 | Of copper or copper alloys + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.41 | Other + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.45 | Scraper bowls for scrapers of subheadings 8429.30 and 8430.69.01 + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.50 | Track links + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.55 | Cast axle housings + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.81 | Steel forgings + Ch. 99 | Free (inherited from 8431.49.90) | kg |
| 8431.49.90.84 | Road wheels + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.90 | Wheel and tire assemblies + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.92 | Of copper or copper alloys + Ch. 99 | Free (inherited from 8431.49.90) | No. |
| 8431.49.90.94 | Other + Ch. 99 | Free (inherited from 8431.49.90) | No. |
41 of these lines state no rate of their own and inherit one from the line above, which is how the schedule is read. Each says which line it came from.
Additional duties may apply
54 lines here reference Chapter 99, where Section 301, Section 232 and other additional duties live. Those are charged on top of the general rate and depend on where the goods were made. What those provisions are.
Source: Harmonized Tariff Schedule of the United States, U.S. International Trade Commission (public domain). Classification and the duties that finally apply to a shipment are a licensed customs broker's call.