| 8430.49.40 | 00 | Offshore oil and natural gas drilling and production platforms | kg | Free | | 45% |
| 8430.49.80 | 10 | For oil well and gas field drilling: | | | | |
| 8430.49.80 | 30 | For water well drilling: | | | | |
| 8430.61.00 | 00 | Tamping or compacting machinery | No. | Free | | 35% |
| 8431 | | Parts suitable for use solely or principally with the machinery of headings 8425 to 8430: | | | | |
| 8431.10.00 | | Of machinery of heading 8425 | | Free | | 35% |
| 8431.10.00 | 10 | Of machinery of subheading 8425.11 or 8425.19 | X | | | |
| 8431.20.00 | 00 | Of machinery of heading 8427 | X | Free | | 35% |
| 8431.31.00 | | Of machinery of heading 8428: | | | | |
| 8431.31.00 | | Of passenger or freight elevators other than continuous action, skip hoists or escalators | | Free | | 35% |
| 8431.39.00 | 50 | Of oil and gas field machinery | X | | | |
| 8431.39.00 | 70 | Of the woodland log handling equipment of statistical reporting number 8428.90.0110 | X | | | |
| 8431.41.00 | 40 | Clamshell (grappler) attachments | No. | | | |
| 8431.41.00 | 60 | Dragline buckets | No. | | | |
| 8431.41.00 | | Buckets, shovels, grabs and grips | | Free | | 35% |
| 8431.41.00 | | Of machinery of heading 8426, 8429 or 8430: | | | | |
| 8431.42.00 | 00 | Bulldozer or angledozer blades | No. | Free | | 35% |
| 8431.43 | | Parts for boring or sinking machinery of subheading 8430.41 or 8430.49: | | | | |
| 8431.43.40 | 00 | Of offshore oil and natural gas drilling and productions platforms | X | Free | | 45% |
| 8431.43.80 | 20 | Of oil and gas field machinery: | | | | |
| 8431.43.80 | 20 | Tool joints, whether or not forged | No. | | | |
| 8431.43.80 | 90 | Of other boring or sinking machinery | X | | | |
| 8431.49.10 | | Of machinery of heading 8426 | | Free | | 35% |
| 8431.49.10 | 10 | Of machinery of subheadings 8426.11, 8426.19 and 8426.30 | X | | | |
| 8431.49.10 | 60 | Of mobile lifting frames, straddle carriers and works trucks fitted with a crane | X | | | |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
