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HTS 3815.90.30.00
Consisting wholly of inorganic substances
Description
3815 Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included > Other > Consisting wholly of inorganic substances > Other
| General duty (most countries) | Free |
|---|---|
| Column 2 (Cuba, North Korea, Russia, Belarus) | 25% |
| 6-digit HS code (international) | 3815.90 |
Estimated US duty by country of origin
Base rate plus the additional tariffs that apply today (China Section 301, the 2026 country tariff). Steel, aluminium and some other goods can owe more.
| Made in | Estimated duty | Made up of |
|---|---|---|
| China | 37.5% | Free base · +25% China Section 301 List 3 · +12.5% 2026 country tariff |
| Vietnam | 12.5% | Free base · +12.5% 2026 country tariff |
| India | 10% | Free base · +10% 2026 country tariff |
| Bangladesh | 10% | Free base · +10% 2026 country tariff |
| Pakistan | 10% | Free base · +10% 2026 country tariff |
| Türkiye | 12.5% | Free base · +12.5% 2026 country tariff |
| Mexico | 10% | Free base · +10% 2026 country tariff |
| Canada | 10% | Free base · +10% 2026 country tariff |
| United Kingdom | 10% | Free base · +10% 2026 country tariff |
| Germany | 10% | Free base · +10% 2026 country tariff (total at least 10%) |
| Italy | 10% | Free base · +10% 2026 country tariff (total at least 10%) |
| Taiwan | 10% | Free base · +10% 2026 country tariff (total at least 10%) |
| Japan | 12.5% | Free base · +12.5% 2026 country tariff (total at least 12.5%) |
| South Korea | 12.5% | Free base · +12.5% 2026 country tariff (total at least 12.5%) |
| Thailand | 12.5% | Free base · +12.5% 2026 country tariff |
| Indonesia | 10% | Free base · +10% 2026 country tariff |
Other codes under heading 3815
- 3815.11.00.00 · FreeSupported catalysts > With nickel or nickel compounds as the active substance
- 3815.12.00.10 · FreeSupported catalysts > With precious metal or precious metal compounds as the active substance > With platinum group metals as the active substance
- 3815.12.00.90 · FreeSupported catalysts > With precious metal or precious metal compounds as the active substance > Other
- 3815.19.00.00 · FreeSupported catalysts > Other
- 3815.90.10.00 · 6.5%Other > Consisting wholly of inorganic substances > Of bismuth, of tungsten or of vanadium
- 3815.90.20.00 · 2.8%Other > Consisting wholly of inorganic substances > Of mercury or of molybdenum
- 3815.90.50.00 · 5%Other > Other
Official US Harmonized Tariff Schedule, version of 2026-11-03.