{
  "url": "https://openlegislation.uk/justification-of-practices-involving-ionising-radiation-regulations-2004/regulation-21",
  "json_url": "https://openlegislation.uk/justification-of-practices-involving-ionising-radiation-regulations-2004/regulation-21.json",
  "legislation": "uksi/2004/1769",
  "legislation_title": "The Justification of Practices Involving Ionising Radiation Regulations 2004",
  "legislation_url": "https://openlegislation.uk/justification-of-practices-involving-ionising-radiation-regulations-2004",
  "path": "regulation/21",
  "kind": "regulation",
  "number": "21",
  "heading": "Saving for medical practices",
  "text": "Nothing in regulation 4(5) or 5(3) shall prevent any exposure—\n(a) described in paragraphs (a) to (e) of regulation 3 of the Ionising Radiation (Medical Exposure) Regulations 2017 and permitted under regulation 11 of those Regulations;\n(b) described in paragraphs (a) to (e) of regulation 3 of the Ionising Radiation (Medical Exposure) Regulations (Northern Ireland) 2018 and permitted under regulation 11 of those Regulations.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Reg. 21 substituted (6.2.2018) by The Ionising Radiation (Medical Exposure) Regulations 2017, reg. 1, Sch. 4 para. 1(2) (as substituted (6.2.2018) by The Ionising Radiation (Medical Exposure) (Amendment) Regulations 2018 (S.I. 2018/121), regs. 1(2), 2(4)(a))"
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Words in reg. 21 substituted (18.4.2018) by The Justification of Practices Involving Ionising Radiation (Amendment) Regulations 2018 (S.I. 2018/430), regs. 1, 16(2)"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2004/1769/regulation/21",
    "retrieved_at": "2026-10-29T05:22:55.767613+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."
}