From Chapter 27: Chapter 27
| HTS Code | Description | General Duty |
|---|---|---|
| 2711110000 | Liquefied Natural gas | Free |
| 2711120000 | Liquefied Propane | Free |
| 2711120010 | Propane with a minimum purity of 90 liquid volume percent | Free |
| 2711120020 | Propane Other | Free |
| 2711130000 | Liquefied Butanes | Free |
| 2711130010 | Butanes with a purity of 90 liquid volume percent or more, but less than 95 liquid volume percent | Free |
| 2711130020 | Butanes Other | Free |
| 2711140000 | Liquefied Ethylene, propylene, butylene and butadiene | Free |
| 2711140010 | Ethylene, propylene, butylene and butadiene Ethylene | Free |
| 2711140020 | Ethylene, propylene, butylene and butadiene Propylene | Free |
| 2711140030 | Ethylene, propylene, butylene and butadiene Butylene | Free |
| 2711140040 | Ethylene, propylene, butylene and butadiene Butadiene | Free |
| 2711190000 | Liquefied Other | Free |
| 2711190010 | Other Ethane | Free |
| 2711190020 | Other | Free |
| 2711210000 | In gaseous state Natural gas | Free |
| 2711290000 | In gaseous state Other | Free |
| 2711290010 | Propane Propane with a minimum purity of 90 liquid volume percent | Free |
| 2711290015 | Propane Other | Free |
| 2711290020 | Butanes Butanes with a purity of 90 liquid volume percent or more, but less than 95 liquid volume percent | Free |
| 2711290025 | Butanes Other | Free |
| 2711290060 | Other | Free |