{
  "url": "https://openlegislation.uk/planning-hazardous-substances-regulations-2015/schedule-1/part-2",
  "json_url": "https://openlegislation.uk/planning-hazardous-substances-regulations-2015/schedule-1/part-2.json",
  "legislation": "uksi/2015/627",
  "legislation_title": "The Planning (Hazardous Substances) Regulations 2015",
  "legislation_url": "https://openlegislation.uk/planning-hazardous-substances-regulations-2015",
  "path": "schedule/1/part/2",
  "kind": "part",
  "number": "2",
  "heading": "Named hazardous substances",
  "text": "1 The CAS number is shown only for indication\nColumn 1\nCAS number1\nColumn 2\nHazardous substances\nControlled quantity (tonnes)\n1 Ammonium nitrate (see note 14)\n-\n5,000\n2 Ammonium nitrate (see note 15)\n-\n1,250\n3 Ammonium nitrate (see note 16)\n-\n350\n4 Ammonium nitrate (see note 17)\n-\n10\n5 Potassium nitrate (see note 18)\n-\n5,000\n6 Potassium nitrate (see note 19)\n-\n1,250\n7 Arsenic pentoxide, arsenic (V) acid and/or salts\n1303-28-2\n1\n8 Arsenic trioxide, arsenious (III) acid and/or salts\n1327-53-3\n0.1\n9 Bromine\n7726-95-6\n20\n10 Chlorine\n7782-50-5\n10\n11 Nickel compounds in inhalable powder form: nickel monoxide, nickel dioxide, nickel sulphide, trinickel disulphide, dinickel trioxide\n-\n1\n12 Ethyleneimine\n151-56-4\n10\n13 Fluorine\n7782-41-4\n10\n14 Formaldehyde (concentration ≥ 90%)\n50-00-0\n5\n15 Hydrogen\n1333-74-0\n2*\n16 Hydrogen chloride (liquefied gas)\n7647-01-0\n25\n17 Lead alkyls\n-\n5\n18 Liquefied flammable gases, Category 1 or 2 (including LPG) and natural gas (see note 20)\n-\nNatural gas (including liquefied natural gas): 15*\nLiquefied petroleum gas: 25*\nAny other liquefied flammable gases: 50\n19 Acetylene\n74-86-2\n5\n20 Ethylene oxide\n75-21-8\n5\n21 Propylene oxide\n75-56-9\n5\n22 Methanol\n67-56-1\n500\n23 4, 4′-Methylene bis (2-chloraniline) and/or salts, in powder form\n101-14-4\n0.01\n24 Methylisocyanate\n624-83-9\n0.15\n25 Oxygen\n7782-44-7\n200\n26 2,4 -Toluene diisocyanate 2,6 -Toluene diisocyanate\n584-84-9\n91-08-7\n10\n27 Carbonyl dichloride (phosgene)\n75-44-5\n0.3\n28 Arsine (arsenic trihydride)\n7784-42-1\n0.2\n29 Phosphine (phosphorus trihydride)\n7803-51-2\n0.2\n30 Sulphur dichloride\n10545-99-0\n1\n31 Sulphur trioxide\n7446-11-9\n15\n32 Polychlorodibenzofurans and polychlorodibenzodioxins (including TCDD), calculated in TCDD equivalent (see note 21)\n-\n0.001\n33 The following CARCINOGENS or the mixtures containing the following carcinogens at concentrations above 5% by weight: 4-Aminobiphenyl and/or its salts, Benzotrichloride, Benzidine and/or salts, Bis (chloromethyl) ether, Chloromethyl methyl ether, 1,2-Dibromoethane, Diethyl sulphate, Dimethyl sulphate, Dimethylcarbamoyl chloride, 1,2-Dibromo-3-chloropropane, 1,2-Dimethylhydrazine, Dimethylnitrosamine, Hexamethylphosphoric triamide, Hydrazine, 2- Naphthylamine and/or salts, 4-Nitrodiphenyl, and 1,3 Propanesultone\n-\n0.5\n34 Petroleum products and alternative fuels (a) gasolines and naphthas, (b) kerosenes (including jet fuels), (c) gas oils (including diesel fuels, home heating oils and gas oil blending streams) (d) heavy fuel oils (e) alternative fuels serving the same purposes and with similar properties as regards flammability and environmental hazards as the products referred to in points (a) to (d)\n-\n2,500\n35 Anhydrous ammonia\n7664-41-7\n50\n36 Boron trifluoride\n7637-07-2\n5\n37 Hydrogen sulphide\n7783-06-4\n5\n38 Piperidine\n110-89-4\n50\n39 Bis(2-dimethylaminoethyl) (methyl)amin\n3030-47-5\n50\n40 3-(2-Ethylhexyloxy)propylamin\n5397-31-9\n50\n41 Mixtures (*) of sodium hypochlorite classified as Aquatic Acute Category 1 [H400] containing less than 5 % active chlorine and not classified under any of the other hazard categories in Part 1 of this Schedule provided that the mixture in the absence of sodium hypochlorite would not be classified as Aquatic Acute Category 1 [H400].\n-\n200\n42 Propylamine (see note 22)\n107-10-8\n500\n43 Tert-butyl acrylate (see note 22)\n1663-39-4\n200\n44 2-Methyl-3-butenenitrile (see note 22)\n16529-56-9\n500\n45 Tetrahydro-3,5-dimethyl-1,3,5,-thiadiazine-2-thione (Dazomet) (see note 22)\n533-74-4\n100\n46 Methyl acrylate (see note 22)\n96-33-3\n500\n47 3-Methylpyridine (see note 22)\n108-99-6\n500\n48 1-Bromo-3-chloropropane (see note 22)\n109-70-6\n500",
  "extent": "E+W",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Sch. 1 Pt. 2 symbol added (E.) (10.6.2015) by The Planning (Hazardous Substances) (Amendment) Regulations 2015 (S.I. 2015/1359), regs. 1, 2(2)"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2015/627/schedule/1/part/2",
    "retrieved_at": "2026-10-28T23:43:23.974380+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}