| 2621 | | Other slag and ash, including seaweed ash (kelp); ash and residues from the incineration of municipal waste: | | | | |
| 2621.90.00 | 00 | Other | t | Free | | Free |
| 2701.12.00 | 50 | Other | t | | | |
| 2701.19.00 | 00 | Other coal | t | Free | | Free |
| 2704.00.00 | 25 | Other | t | | | |
| 2704.00.00 | 50 | Other | t | | | |
| 2705.00.00 | 00 | Coal gas, water gas, producer gas and similar gases, other than petroleum gases and other gaseous hydrocarbons | thousand m3 kg | Free | | Free |
| 2706.00.00 | 00 | Tar distilled from coal, from lignite or from peat, and other mineral tars, whether or not dehydrated or partially distilled, including reconstituted tars | liters | Free | | Free |
| 2707 | | Oils and other products of the distillation of high temperature coal tar; similar products in which the weight of the aromatic constituents exceeds that of the nonaromatic constituents: | | | | |
| 2707.30.00 | 40 | Other | liters | | | |
| 2707.50.00 | 00 | Other aromatic hydrocarbon mixtures of which 65 percent or more by volume (including losses) distills at 250 degrees C by the ASTM D 86 method | kg liters | Free | | Free |
| 2707.91.00 | 00 | Other: | | | | |
| 2707.99 | | Other: | | | | |
| 2707.99.59 | 00 | Other | kg | Free | | Free |
| 2707.99.90 | | Other | | Free | | Free |
| 2707.99.90 | 90 | Other | kg | | | |
| 2708 | | Pitch and pitch coke, obtained from coal tar or from other mineral tars: | | | | |
| 2709.00.20 | 90 | Other | bbl | | | |
| 2710 | | Petroleum oils and oils obtained from bituminous minerals, other than crude; preparations not elsewhere specified or included, containing by weight 70 percent or more of petroleum oils or of oils obtained from bituminous minerals, these oils being the basic constituents of the preparations; waste oils: | | | | |
| 2710.11 | | Petroleum oils and oils obtained from bituminous minerals, other than crude; preparations not elsewhere specified or included, containing by weight 70 percent or more of petroleum oils or of oils obtained from bituminous minerals, these oils being the basic constituents of the preparations, other than waste oils: | | | | |
| 2710.11.15 | 50 | Other | bbl | | | |
| 2710.11.15 | 19 | Other | bbl | | | |
| 2710.11.18 | 90 | Other | bbl | | | |
| 2710.11.45 | | Other: | | | | |
| 2710.11.45 | 90 | Other | bbl | | | |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
