The table below lists the 3 tariff lines under HS 290123. For each code you can see the MFN rate, temporary rate, consumption tax rate, VAT rate and the US and Canada additional tariffs, plus a link to the full record with FTA and RCEP preferential rates. Rates are reference figures for 2026.
| Hscode | Description | MFN rate | Temperate rate | Comsumer rate | Vat rate | US additional | CA additional | Detail |
|---|---|---|---|---|---|---|---|---|
| 2901231000 | 1-Butene | 2% | - | 0% | 13% | 10% | More | |
| 2901232000 | 2-Butene | 2% | - | 0% | 13% | 15% | More | |
| 2901233000 | 2-methyl propylene | 2% | - | 0% | 13% | 35% | More |