| Description of commodity or chemical
| Commodity code from harmonized tariff schedule
| Class II: | | HCFC-22 (Chlorodifluoromethane) | 2903.71.0000
| HCFC-123 (Dichlorotrifluoroethane) | 2903.72.0020
| HCFC-124 (Monochlorotetrafluoroethane) | 2903.79.1000
| HCFC-141b (Dichlorofluoroethane) | 2903.73.0000
| HCFC-142b (Chlorodifluoroethane) | 2903.74.0000
| HCFC-225ca, HCFC-225cb (Dichloropentafluoropropanes) | 2903.75.0000
| HCFC-21, HCFC-31, HCFC-133, and other HCFCs | 2903.79.9070
| HCFC Mixtures (R-401A, R-402A, etc.) | 3824.74.0000
| Class I: | | CFC-11 (Trichlorofluoromethane) | 2903.77.0010
| CFC-12 (Dichlorodifluoromethane) | 2903.77.0050
| CFC-113 (Trichlorotrifluoroethane) | 2903.77.0020
| CFC-114 (Dichlorotetrafluoroethane) | 2903.77.0030
| CFC-115 (Monochloropentafluoroethane) | 2903.77.0040
| CFC-13, CFC-111, CFC-112, CFC-211, CFC-212, CFC-213, CFC-214, CFC-215, CFC-216, CFC-217, and other CFCs | 2903.77.0080
| CFC Mixtures (R-500, R-502, etc.) | 3824.71.0100
| Carbon Tetrachloride | 2903.14.0000
| Halon 1301 (Bromotrifluoromethane) | 2903.76.0010
| Halon, other | 2903.76.0050
| Methyl Bromide | 2903.39.1520
| Methyl Chloroform | 2903.19.6010 |
