| 3302 90 90 | Mixtures of odoriferous substances and mixtures based on one or more of these substances, of a kind used as raw materials in industry (excl. the food and drink industries and alcoholic solutions) | Exporter | 12 | 2025-08 – 2026-07 |
| 3302 10 90 | Mixtures of odoriferous substances and mixtures, incl. alcoholic solutions, with a basis of one or more of these substances, of a kind used as raw materials in the food industries | ImporterExporter | 7 | 2025-08 – 2026-06 |
| 2404 91 90 | Nicotine containing products intended for the intake of nicotine into the human body, for oral application (excl. for inhalation and products intended to assist tobacco use cessation) | Exporter | 6 | 2025-09 – 2026-02 |
| 2939 80 00 | Non-vegetal alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives | Importer | 6 | 2025-09 – 2026-06 |
| 29 | HS chapter: HMRC publishes no description for a chapter-level link | ImporterExporter | 3 | 2025-09 – 2026-01 |
| 2924 29 70 | Cyclic amides, incl. cyclic carbamates, and their derivatives; salts thereof (excl. ureines and their derivatives, salts thereof, 2-acetamidobenzoic acid "N-acetylanthranilic acid" and its salts, ethinamate "INN", alachlor "ISO" and lidocaine "INN") | Importer | 3 | 2025-09 – 2025-11 |
| 2939 79 10 | Nicotine and its salts, ethers, esters and other derivatives thereof | ImporterExporter | 3 | 2025-08 – 2026-07 |
| 2912 19 00 | Acyclic aldehydes, without other oxygen function (excl. methanal [formaldehyde] and ethanal [acetaldehyde]) | Importer | 2 | 2026-03 – 2026-05 |
| 2924 19 00 | Acyclic amides, incl. acyclic carbamates, and their derivatives, and salts thereof (excl. meprobamate [INN], fluoroacetamide [ISO], monocrotophos [ISO] and phosphamidon [ISO]) | ImporterExporter | 2 | 2025-08 – 2025-11 |
| 2404 12 00 | Products containing nicotine, intended for inhalation without combustion (excl. containing tobacco or reconstituted tobacco) | Exporter | 1 | 2025-10 – 2025-10 |
| 2404 91 10 | Nicotine containing products intended to assist tobacco use cessation, for oral application (excl. for inhalation) | Exporter | 1 | 2025-08 – 2025-08 |
| 2501 00 99 | Salt and pure sodium chloride, whether or not in aqueous solution or containing added anti-caking or free-flowing agents (excl. table salt, salt for chemical transformation "separation of Na from Cl", denatured salt and salt for other industrial uses) | Importer | 1 | 2025-12 – 2025-12 |
| 2911 00 00 | Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. acetal and hemiacetal peroxides) | Importer | 1 | 2026-03 – 2026-03 |
| 2915 60 19 | Butanoic acids and their salts and esters (excl. 1-isopropyl-2,2-dimethyltrimethylene diisobutyrate) | Importer | 1 | 2026-03 – 2026-03 |
| 2915 60 90 | Pentanoic acids and their salts and esters | Importer | 1 | 2026-03 – 2026-03 |
| 2915 90 90 | Saturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. formic acid and acetic acid, mono-, di- or trichloroacetic acids, propionic acid, butanoic and pentanoic acids, palmitic, stearic and lauric acids and their salts and esters, acetic anhydride, and perfluorooctanoic acids and their s | Importer | 1 | 2026-04 – 2026-04 |
| 2930 90 95 | Organo-sulphur compounds (excl. thiocarbamates and dithiocarbamates, thiuram mono-, di- or tetrasulphides, methionine, aldicarb [ISO], captafol [ISO], methamidophos [ISO], cysteine or cystine and their derivatives, thiodiglycol [INN] [bis(2-hydroxyethyl)sulfide], DL-2-hydroxy-4-"methylthio"butyric acid, 2,2'-thiodiethyl bis[3-"3,5-di-tert-butyl-4-hydroxyphenyl"propionate], a mixture of isomers con | Importer | 1 | 2026-04 – 2026-04 |
| 2932 20 90 | Lactones (excl. gamma-Butyrolactone; Phenolphthalein; 1-Hydroxy-4-[1-(4-hydroxy-3-methoxycarbonyl-1-naphthyl)-3-oxo-1H,3H-benzo[de]isochromen-1-yl]-6-octadecyloxy-2-naphthoic acid; 3?-Chloro-6?-cyclohexylaminospiro[isobenzofuran-1(3H),9?-xanthen]-3-one; 6?-(N-Ethyl-p-toluidino)-2?-methylspiro[isobenzofuran-1(3H),9?-xanthen]-3-one; Methyl-6-docosyloxy-1-hydroxy-4-[1-(4-hydroxy-3-methyl-1-phenanthry | Importer | 1 | 2026-05 – 2026-05 |
| 2933 99 80 | Heterocyclic compounds with nitrogen hetero-atom[s] only (excl. those containing an unfused pyrazole, imidazole, pyridine or triazine ring, whether or not hydrogenated, a quinoline or isoquinoline ring-system, not further fused, whether or not hydrogenated, a pyrimidine ring, whether or not hydrogenated, or piperazine ring in the structure, lactams, alprazolam "INN", camazepam "INN", chlordiazepox | Importer | 1 | 2026-03 – 2026-03 |
| 2934 99 90 | Nucleic acids and their salts, whether or not chemically defined; heterocyclic compounds (excl. those with oxygen or nitrogen hetero-atom"s" only, compounds containing in the structure an unfused thiazole ring or a benzothiazole or phenothiazine ring-system or further fused, aminorex "INN", brotizolam "INN", clotiazepam "INN", cloxazolam "INN", dextromoramide "INN", haloxazolam "INN", ketazolam "I | Exporter | 1 | 2025-08 – 2025-08 |
| 2939 79 90 | Vegetal alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives (excl. alkaloids of opium, alkaloids of cinchons, theophylline, aminophylline "theophylline-ethylenediamine" alkaloids of rye ergot and their salts and derivatives, cocaine, ecgonine, levometamfetamine, metamfetamine "INN", metamfetamine racemate, and salts, esters and other derivatives the | Exporter | 1 | 2025-12 – 2025-12 |
| 3301 29 49 | Essential oils, not deterpenated, incl. concretes and absolutes (excl. of rose, citrus fruit, mint, clove, niaouli and ylang-ylang) | Importer | 1 | 2025-10 – 2025-10 |
| 3824 99 96 | Chemical products and preparations of the chemical or allied industries, incl. those consisting of mixtures of natural products, not predominantly composed of organic compounds, n.e.s. | Importer | 1 | 2025-10 – 2025-10 |
| 3912 31 00 | Carboxymethylcellulose and its salts, in primary forms | Importer | 1 | 2025-12 – 2025-12 |
| 3912 90 10 | Cellulose esters, in primary forms | Exporter | 1 | 2026-07 – 2026-07 |