| 2508.40.00 | 91 | Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths.
- Other: - Of a kind used for animal litter | KGM | | |
| 2508.40.00 | 99 | Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths.
- Other: - Other | KGM | | |
| 2508.50.00 | | Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths. | KGM | Free | CCCT, LDCT |
| 2508.50.00 | 10 | Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths.
- Andalusite | KGM | | |
| 2508.50.00 | 20 | Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths.
- Kyanite | KGM | | |
| 2508.50.00 | 30 | Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths.
- Sillimanite | KGM | | |
| 2508.70.00 | | Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths. | KGM | Free | CCCT, LDCT |
| 2508.70.00 | 10 | Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths.
- Chamotte earth | KGM | | |
| 2508.70.00 | 20 | Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths.
- Dinas earth | KGM | | |
| 2521.00.00 | | Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement. | TNE | Free | CCCT, LDCT |
| 2521.00.00 | 40 | Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement. - Limestone | TNE | | |
| 2521.00.00 | 90 | Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement. - Other | TNE | | |
| 2620.11.00 | 00 | Slag, ash and residues (other than from the manufacture of iron or steel) containing metals, arsenic or their compounds. - Containing mainly zinc: - Hard zinc spelter | KGM | Free | CCCT, LDCT |
| 2620.21.00 | 00 | Slag, ash and residues (other than from the manufacture of iron or steel) containing metals, arsenic or their compounds. - Containing mainly lead: - Leaded gasoline sludges and leaded anti-knock compound sludges | KGM | Free | CCCT, LDCT |
| 2620.60.00 | 00 | Slag, ash and residues (other than from the manufacture of iron or steel) containing metals, arsenic or their compounds. - Containing arsenic, mercury, thallium or their mixtures, of a kind used for the extraction of arsenic or those metals or for the manufacture of their chemical compounds | KGM | Free | CCCT, LDCT |
| 2620.91.00 | 00 | Slag, ash and residues (other than from the manufacture of iron or steel) containing metals, arsenic or their compounds. - Other: - Containing antimony, beryllium, cadmium, chromium or their mixtures | KGM | Free | CCCT, LDCT |
| 2620.99.00 | 20 | Slag, ash and residues (other than from the manufacture of iron or steel) containing metals, arsenic or their compounds. - Other: - Other - Containing mainly nickel | KGM | | |
| 2701.11.00 | 10 | Coal; briquettes, ovoids and similar solid fuels manufactured from coal. - Coal, whether or not pulverized, but not agglomerated: - Anthracite - Buckwheat No. 4, 5 or 6 | TNE | | |
| 2701.11.00 | 20 | Coal; briquettes, ovoids and similar solid fuels manufactured from coal. - Coal, whether or not pulverized, but not agglomerated: - Anthracite - Buckwheat No. 1, 2 or 3 | TNE | | |
| 2701.11.00 | 30 | Coal; briquettes, ovoids and similar solid fuels manufactured from coal. - Coal, whether or not pulverized, but not agglomerated: - Anthracite - Egg, stove or nut size | TNE | | |
| 2701.12.00 | 11 | Coal; briquettes, ovoids and similar solid fuels manufactured from coal. - Coal, whether or not pulverized, but not agglomerated: - Bituminous coal - Metallurgical coal: - High volatile | TNE | | |
| 2701.12.00 | 12 | Coal; briquettes, ovoids and similar solid fuels manufactured from coal. - Coal, whether or not pulverized, but not agglomerated: - Bituminous coal - Metallurgical coal: - Low volatile | TNE | | |
| 2701.12.00 | 91 | Coal; briquettes, ovoids and similar solid fuels manufactured from coal. - Coal, whether or not pulverized, but not agglomerated: - Bituminous coal - Other: - High volatile | TNE | | |
| 2701.12.00 | 92 | Coal; briquettes, ovoids and similar solid fuels manufactured from coal. - Coal, whether or not pulverized, but not agglomerated: - Bituminous coal - Other: - Low volatile | TNE | | |
| 2701.19.00 | 10 | Coal; briquettes, ovoids and similar solid fuels manufactured from coal. - Coal, whether or not pulverized, but not agglomerated: - Other coal - Sub-bituminous coal | TNE | | |
Harmonized Tariff Schedule of the Canada inquiry: Vaccum
