{
  "url": "https://openlegislation.uk/nuclear-industries-security-regulations-2003/schedule",
  "json_url": "https://openlegislation.uk/nuclear-industries-security-regulations-2003/schedule.json",
  "legislation": "uksi/2003/403",
  "legislation_title": "The Nuclear Industries Security Regulations 2003",
  "legislation_url": "https://openlegislation.uk/nuclear-industries-security-regulations-2003",
  "path": "schedule",
  "kind": "schedule",
  "number": "THE",
  "heading": "CATEGORIES OF NUCLEAR MATERIAL",
  "text": "THE TABLE\nMATERIAL\nCATEGORIES\nI/II\nIII\nIn this Schedule—\n“enriched uranium” means uranium enriched so as to contain more than 0.711% of uranium-235;\n“irradiated” and “previously separated” have the meanings given in regulation 3(2).\n1. Plutonium (other than plutonium with an isotopic concentration exceeding 80% in plutonium-238) which is not irradiated\nMore than 500 grammes\n500 grammes or less, but more than 15 grammes\n2. Uranium-233 which is not irradiated\nMore than 500 grammes\n500 grammes or less, but more than 15 grammes\n3. Previously separated neptunium-237 which is not irradiated\nMore than 1 kilogramme\n1 kilogramme or less, but more than 15 grammes\n4. Previously separated americium-241, previously separated americium-242m or previously separated americium-243, which are not irradiated\nMore than 1 kilogramme\n1 kilogramme or less, but more than 15 grammes\n5. Uranium-235 in enriched uranium containing 20% or more of uranium-235, which is not irradiated\nMore than 1 kilogramme\n1 kilogramme or less, but more than 15 grammes\n6. Uranium-235 in enriched uranium containing 10% or more, but less than 20%, of uranium-235, which is not irradiated\n10 kilogrammes or more\nLess than 10 kilogrammes, but more than 1 kilogramme\n7. Uranium-235 in enriched uranium containing less than 10% but more than 0.711% of uranium-235, which is not irradiated\n10 kilogrammes or more\n8. Irradiated reactor fuel being used, stored or transported within the United Kingdom\nAny quantity\n9. Irradiated reactor fuel being transported outside the United Kingdom, other than such fuel which, prior to being irradiated, was uranium enriched so as to contain 10% or more, but less than 20%, of uranium-235\nAny quantity\n10. Irradiated reactor fuel being transported outside the United Kingdom which, prior to being irradiated, was uranium enriched so as to contain 10% or more, but less than 20%, of uranium-235\nAny quantity\n11. Other irradiated nuclear material\nAny quantity",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "I",
      "label": "I1",
      "text": "Sch. in force at 22.3.2003 for specified purposes and 22.9.2003 in so far as not already in force, see reg. 1(2)"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2003/403/schedule",
    "retrieved_at": "2026-10-29T06:31:31.399807+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."
}