From Chapter 27: Chapter 27
| HTS Code | Description | General Duty |
|---|---|---|
| 2704000000 | Coke and semicoke of coal, of lignite or of peat, whether or not agglomerated; retort carbon | Free |
| 2704000011 | Coke and semicoke of coal Coke larger than 100 mm (4 inches) in maximum diameter and at least 50 percent of which is retained on a 100-mm (4-inch) sieve after drop shatter testing pursuant to ASTM D 3038, of a kind used in foundries | Free |
| 2704000025 | Coke and semicoke of coal Other | Free |
| 2704000050 | Coke and semicoke of coal, of lignite or of peat, whether or not agglomerated; retort carbon Other | Free |