Import duty / Chapter 84 / Heading 8481
Heading 8481 covers 6 tariff lines in LoadLoom's table; 3 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 |
|---|---|---|---|---|
| 8481.10 | Valves; pressure reducing, for pipes, boiler shells, tanks, vats or the like | 2% | Free | Free with certificate |
| 8481.20 | Valves; for oleohydraulic or pneumatic transmissions | 2% | Free | Free with certificate |
| 8481.30 | Valves; check (nonreturn) valves, for pipes, boiler shells, tanks, vats or the like | 3% | Free | Not eligible |
| 8481.40 | Valves; safety or relief valves, for pipes, boiler shells, tanks, vats or the like | 2% | Free | Free with certificate |
| 8481.80 | Taps, cocks, valves and similar appliances; for pipes, boiler shells, tanks, vats or the like, including thermostatically controlled valves | 4% | Free | Not eligible |
| 8481.90 | Taps, cocks, valves and similar appliances; parts thereof | 3% | 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
