Import duty / Chapter 84 / Heading 8466
Heading 8466 covers 7 tariff lines in LoadLoom's table; 1 of them clear duty-free under USMCA for goods made in Canada, the US or Mexico. Published US and Canadian rates below, verified October 2026. Pick the line that matches your goods for the worked example and border steps.
| HS code | Goods | US duty | Canada duty | USMCA |
|---|---|---|---|---|
| 8466.10 | Parts & accessories suited for use solely/principally with machines of headings 8456-8465; tool holders and self-opening dieheads | 3.9% | Free | Free with certificate |
| 8466.20 | Parts & accessories suited for use solely/principally with machines of headings 8456-8465; work holders | 4.6% | Free | Not eligible |
| 8466.30 | Parts & accessories suited for use solely/principally with machines of headings 8456-8465; dividing heads and other special attachments for machines | 3.7% | Free | Not eligible |
| 8466.91 | Parts & accessories suited for use solely/principally; for the machines of heading no. 8464, n.e.c. in heading no. 8466 | Free | Free | Not eligible |
| 8466.92 | Parts & accessories suited for use solely/principally for the machines of heading no. 8465, n.e.c. in heading no. 8466 | Free | Free | Not eligible |
| 8466.93 | Parts & accessories suited for use solely/principally with machines of headings 8456-8465; n.e.c. in heading no. 8466 | Free | Free | Not eligible |
| 8466.94 | Machine-tools; parts and accessories, for the machines of heading no. 8462 or 8463, n.e.c. in heading no. 8466 | Free | Free | Not eligible |
This page is a free reference for shippers, not a customs ruling. Final classification and duty are determined by the licensed customs broker at entry, and government amounts are always billed at actual. Rates change with each tariff edition and trade action.
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Chapter 84: Machinery and mechanical appliances, boilers, nuclear reactors; parts thereof · Every chapter
