| 2825 60 00 | Germanium oxides and zirconium dioxide | ImporterExporter | 9 | 2025-08 – 2026-07 |
| 2827 49 90 | Chloride oxides and chloride hydroxides (excl. copper, lead and mercury) | ImporterExporter | 3 | 2025-09 – 2026-06 |
| 2833 29 80 | Sulphates (excl. of sodium, magnesium, aluminium, nickel, copper, barium, cadmium, chromium, zinc, cobalt, titanium, lead and mercury) | ImporterExporter | 3 | 2025-10 – 2026-05 |
| 25 | HS chapter: HMRC publishes no description for a chapter-level link | Exporter | 2 | 2026-01 – 2026-05 |
| 2836 99 17 | Carbonates; commercial ammonium carbonate containing ammonium carbamate (excl. disodium carbonate, sodium hydrogencarbonate "sodium bicarbonate", potassium carbonates, calcium carbonate, barium carbonate, lithium carbonates, strontium carbonate, carbonates of magnesium and of copper and inorganic or organic compounds of mercury) | Importer | 2 | 2025-11 – 2026-03 |
| 2825 90 85 | Inorganic bases and metal oxides, hydroxides and peroxides, n.e.s. | Importer | 1 | 2026-01 – 2026-01 |
| 8112 99 50 | Articles of niobium "columbium", n.e.s. | Exporter | 1 | 2026-02 – 2026-02 |