{
  "url": "https://openlegislation.uk/m3-and-m25-thorpe-interchange-speed-limit-regulations-2009",
  "json_url": "https://openlegislation.uk/m3-and-m25-thorpe-interchange-speed-limit-regulations-2009.json",
  "id": "uksi/2009/1421",
  "title": "The M3 and M25 (Thorpe Interchange) (Speed Limit) Regulations 2009",
  "short_title": "M3 and M25 (Thorpe Interchange) (Speed Limit) 2009",
  "long_title": "These Regulations impose a 50 miles per hour speed limit on the westbound carriageway of the M3 Motorway and the link roads leading from the clockwise and anticlockwise M25 Motorway to the westbound carriageway of the M3 Motorway, in the interests of road safety.",
  "citation": "S.I. 2009/1421",
  "type": "uksi",
  "year": "2009",
  "number": "1421",
  "version": "current",
  "date": "2009-06-10",
  "revised": false,
  "valid_from": null,
  "extent": null,
  "unapplied_effects": 3,
  "provisions": [
    {
      "path": "introduction",
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      "number": null,
      "heading": "Introductory text",
      "url": "https://openlegislation.uk/m3-and-m25-thorpe-interchange-speed-limit-regulations-2009/introduction",
      "extent": null,
      "status": null,
      "parent": null
    },
    {
      "path": "regulation/1",
      "kind": "regulation",
      "number": "1",
      "heading": "Citation and commencement",
      "url": "https://openlegislation.uk/m3-and-m25-thorpe-interchange-speed-limit-regulations-2009/regulation-1",
      "extent": null,
      "status": null,
      "parent": null
    },
    {
      "path": "regulation/2",
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      "heading": "Interpretation",
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      "extent": null,
      "status": null,
      "parent": null
    },
    {
      "path": "regulation/3",
      "kind": "regulation",
      "number": "3",
      "heading": "Imposition of speed limit",
      "url": "https://openlegislation.uk/m3-and-m25-thorpe-interchange-speed-limit-regulations-2009/regulation-3",
      "extent": null,
      "status": null,
      "parent": null
    },
    {
      "path": "signature",
      "kind": "signature",
      "number": null,
      "heading": "Signature",
      "url": "https://openlegislation.uk/m3-and-m25-thorpe-interchange-speed-limit-regulations-2009/signature",
      "extent": null,
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    },
    {
      "path": "note",
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      "number": null,
      "heading": "Explanatory note",
      "url": "https://openlegislation.uk/m3-and-m25-thorpe-interchange-speed-limit-regulations-2009/note",
      "extent": null,
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    }
  ],
  "has_text": true,
  "pdfs": [
    {
      "title": "Printed copy",
      "main": true,
      "language": null,
      "date": "2009-06-18",
      "size": null,
      "url": "https://openlegislation.uk/m3-and-m25-thorpe-interchange-speed-limit-regulations-2009/pdf/uksi_20091421_en.pdf",
      "source_url": "https://www.legislation.gov.uk/uksi/2009/1421/pdfs/uksi_20091421_en.pdf"
    },
    {
      "title": "Explanatory Memorandum",
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      "language": null,
      "date": "2009-06-18",
      "size": null,
      "url": "https://openlegislation.uk/m3-and-m25-thorpe-interchange-speed-limit-regulations-2009/pdf/uksiem_20091421_en.pdf",
      "source_url": "https://www.legislation.gov.uk/uksi/2009/1421/pdfs/uksiem_20091421_en.pdf"
    }
  ],
  "outstanding_effects": [
    {
      "type": "words substituted",
      "affected_provisions": "reg. 2",
      "affecting": "uksi/2015/241",
      "affecting_title": "The M3 Motorway (Junctions 2 to 4a) (Variable Speed Limits) Regulations 2015",
      "affecting_provisions": "reg. 4(2)"
    },
    {
      "type": "words substituted",
      "affected_provisions": "reg. 2",
      "affecting": "uksi/2018/259",
      "affecting_title": "The M3 Motorway (Junctions 2 to 4a) and the M25 Motorway (Junction 12) (Speed Limits) (Miscellaneous Amendments) Regulations 2018",
      "affecting_provisions": "reg. 2(a)"
    },
    {
      "type": "words substituted",
      "affected_provisions": "reg. 2",
      "affecting": "uksi/2018/259",
      "affecting_title": "The M3 Motorway (Junctions 2 to 4a) and the M25 Motorway (Junction 12) (Speed Limits) (Miscellaneous Amendments) Regulations 2018",
      "affecting_provisions": "reg. 2(b)"
    }
  ],
  "made_under": [
    {
      "id": "ukpga/1984/27",
      "title": "Road Traffic Regulation Act 1984",
      "url": "https://openlegislation.uk/road-traffic-regulation-act-1984",
      "provisions": [
        "section/17"
      ]
    }
  ],
  "changes_made_to": 3,
  "changes_made_to_url": "https://openlegislation.uk/m3-and-m25-thorpe-interchange-speed-limit-regulations-2009/changes.json",
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  "instruments_made_under": 0,
  "instruments_made_under_url": "https://openlegislation.uk/m3-and-m25-thorpe-interchange-speed-limit-regulations-2009/instruments.json",
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2009/1421",
    "retrieved_at": "2026-10-29T03:11:09.545718+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."
}