{
  "url": "https://openlegislation.uk/justification-of-practices-involving-ionising-radiation-regulations-2004/regulation-21F",
  "json_url": "https://openlegislation.uk/justification-of-practices-involving-ionising-radiation-regulations-2004/regulation-21F.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/21F",
  "kind": "regulation",
  "number": "21F",
  "heading": "Dose constraints",
  "text": "The dose constraints for imaging practices must be significantly below the dose limits set out in paragraphs 5 and 7 of Schedule 3 to the Ionising Radiations Regulations 2017.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Pt. 7A inserted (18.4.2018) by The Justification of Practices Involving Ionising Radiation (Amendment) Regulations 2018 (S.I. 2018/430), regs. 1, 17"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2004/1769/regulation/21F",
    "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."
}