Import duty / Chapter 85 / Heading 8506
Heading 8506 covers 7 tariff lines in LoadLoom's table; 5 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 |
|---|---|---|---|---|
| 8506.10 | Cells and batteries; primary, manganese dioxide | 2.7% | 7% | Free with certificate |
| 8506.30 | Cells and batteries; primary, mercuric oxide | 2.7% | 7% | Not eligible |
| 8506.40 | Cells and batteries; primary, silver oxide | 2.7% | 7% | Not eligible |
| 8506.50 | Cells and batteries; primary, lithium | 2.7% | 7% | Free with certificate |
| 8506.60 | Cells and batteries; primary, air-zinc | 2.7% | 7% | Free with certificate |
| 8506.80 | Cells and batteries; primary, (other than manganese dioxide, mercuric oxide, silver oxide, lithium or air-zinc) | 2.7% | 7% | Free with certificate |
| 8506.90 | Cells and batteries; primary, parts thereof | 2.7% | Free | Free with certificate |
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 85: Electrical machinery and equipment and parts thereof; sound recorders and reproducers; television image and sound recorders and reproducers, parts and accessories of such articles · Every chapter
