{
  "url": "https://openlegislation.uk/m25-motorway-junctions-10-to-16-variable-speed-limits-regulations-2001/regulation-4",
  "json_url": "https://openlegislation.uk/m25-motorway-junctions-10-to-16-variable-speed-limits-regulations-2001/regulation-4.json",
  "legislation": "uksi/2001/3763",
  "legislation_title": "The M25 Motorway (Junctions 10 to 16) (Variable Speed Limits) Regulations 2001",
  "legislation_url": "https://openlegislation.uk/m25-motorway-junctions-10-to-16-variable-speed-limits-regulations-2001",
  "path": "regulation/4",
  "kind": "regulation",
  "number": "4",
  "heading": "Speed limits",
  "text": "(1) Subject to paragraphs (4) and (5) below, where a motor vehicle being driven on any part of the relevant roads on any occasion passes a speed limit sign (“the sign in question”) no person shall, during the relevant period, drive the vehicle on any part of the relevant roads at a speed exceeding the relevant speed.\n(2) For the purposes of paragraph (1) above, the relevant period is the period that begins immediately after the vehicle passes the sign in question and ends immediately before one of the following events occurs thereafter, namely—\n(a) the vehicle passes a traffic sign which indicates that the national speed limit or any other specified maximum speed limit is in force; or\n(b) the vehicle goes outside the area comprising the relevant roads.\n(3) For the purposes of paragraph (1) above, “relevant speed” means the speed limit indicated by the sign in question at the time that the vehicle passes it.\n(4) If—\n(a) a motor vehicle being driven on any part of the relevant roads passes a speed limit sign at a particular location; and\n(b) apart from this paragraph, the vehicle would be subject to a speed limit by virtue of this regulation, but would not have been subject to a speed limit by virtue of this regulation had it passed that location ten seconds earlier than was in fact the case,\nthe vehicle shall not be subject to any speed limit by virtue of this regulation.\n(5) If—\n(a) a motor vehicle being driven on any part of the relevant roads passes a speed limit sign at a particular location; and\n(b) apart from this paragraph, the vehicle would be subject to a speed limit by virtue of this regulation, but would be subject to a higher speed limit by virtue of this regulation had it passed that location ten seconds earlier than was in fact the case,\nparagraph (1) above shall have effect in relation to the vehicle as if it had passed that location ten seconds earlier than was in fact the case.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2001/3763/regulation/4",
    "retrieved_at": "2026-10-29T07:21:39.252031+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."
}