HS Code 8431.43 : Of machinery of heading 8426, 8429 or 8430, Parts for boring or sinking machinery of subheading 8430.41 or 8430.49
The 6-digit Harmonized System (HS) code for of machinery of heading 8426, 8429 or 8430, parts for boring or sinking machinery of subheading 8430.41 or 8430.49 is 8431.43. Under the 2026 Japan (Japan Customs / 税関), the representative MFN general duty rate is Free [Japan Customs Tariff 2026].
Import Duty Rates by Destination
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MODULE 6: Mandatory Customs Entry Document Matrix
Commercial Invoice
Itemized description, currency, Incoterms, seller/buyer details, and country of origin.
Packing List & Bill of Lading
Gross/net weight, container/seal numbers, piece count, and transport B/L or Air Waybill.
Certificate of Origin (If Claiming FTA)
Required only when claiming zero-duty preference under USMCA, KORUS, or GSP.
MODULE 7: Regulatory Compliance & Partner Government Agency (PGA) Flags
MODULE 8: Japanese Trade Remedies (MOF Anti-Dumping / CVD) & Safeguards
MODULE 9: Free Trade Agreements (FTA) & Rules of Origin (RoO)
| Agreement Code | Trade Agreement / Program | Preferential Rate | Rules of Origin (RoO) Requirement |
|---|
MODULE 10: Logistics, Freight & Transport Specifications
MODULE 11: Japan Customs Advance Ruling (事前教示制度)
Legally binding tariff classification rulings issued by Japan Customs (税関), valid for 3 years for HS 8431.43.
Query the official Japan Customs Advance Ruling database:
Search Japan Customs Advance Rulings Portal for 8431.43 →Japan Customs 9-Digit Tariff Schedule Lines (8431.43)
| Commodity Code | Description | Duty Rate | Unit |
|---|---|---|---|
| Parts for boring or sinking machinery of subheading 8430.41 or 8430.49 | Free | — |
MODULE 12: Candidate Subheadings & Related Codes
| Related HS Code | Heading Category | Action |
|---|---|---|
| 8431.10 | Subheading under Heading 8431 | Compare Subheading 8431.10 → |
| 8431.20 | Subheading under Heading 8431 | Compare Subheading 8431.20 → |
| 8431.31 | Subheading under Heading 8431 | Compare Subheading 8431.31 → |
| 8431.39 | Subheading under Heading 8431 | Compare Subheading 8431.39 → |
| 8431.41 | Subheading under Heading 8431 | Compare Subheading 8431.41 → |
| 8431.42 | Subheading under Heading 8431 | Compare Subheading 8431.42 → |
| 8431.49 | Subheading under Heading 8431 | Compare Subheading 8431.49 → |
Official Primary Sources & Authority References
USITC HTS Chapter 84 Tariff Schedule (2026) ↗
Official U.S. 10-digit tariff lines and general duty rates for Of machinery of heading 8426, 8429 or 8430, Parts for boring or sinking machinery of subheading 8430.41 or 8430.49.
CBP CROSS Ruling Database (8431.43) ↗
Binding customs classification precedents for Heading 8431.