{
  "url": "https://openlegislation.uk/microchipping-of-cats-and-dogs-england-regulations-2023/regulation-5",
  "json_url": "https://openlegislation.uk/microchipping-of-cats-and-dogs-england-regulations-2023/regulation-5.json",
  "legislation": "uksi/2023/468",
  "legislation_title": "The Microchipping of Cats and Dogs (England) Regulations 2023",
  "legislation_url": "https://openlegislation.uk/microchipping-of-cats-and-dogs-england-regulations-2023",
  "path": "regulation/5",
  "kind": "regulation",
  "number": "5",
  "heading": "Form of a microchip",
  "text": "Any microchip implanted in a cat or a dog must meet the following requirements—\n(a) it must have a unique number which includes the manufacturer’s code;\n(b) it must be compliant with ISO standard 11784:1996 of the International Standards Organisation’s standards for microchips;\n(c) it must be compliant with ISO standard 11785:1996 of the International Standards Organisation’s standards for microchips apart from Annex A; and\n(d) it must respond to a transponder which operates at 134.2 kilohertz and conforms with the FDXB protocol set out in ISO standards 11784:1996 and 11785:1996.",
  "extent": "E+W",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "I",
      "label": "I1",
      "text": "Reg. 5 in force at 20.5.2023, see reg. 1(2)"
    },
    {
      "type": "footnote",
      "label": "f1",
      "text": "ISO Central Secretariat, International Organization for Standardization (ISO), 1 rue Varembé, Case postale, CH-1211, Geneva 20, Switzerland. A copy of the relevant standard is available from https://www.iso.org/standards.html"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2023/468/regulation/5",
    "retrieved_at": "2026-10-28T21:46:19.712195+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."
}