{
  "url": "https://openlegislation.uk/eu-regulation-2009-631/annex/part-II/chapter-V/division-4/division-4.7/division-4.7.1",
  "json_url": "https://openlegislation.uk/eu-regulation-2009-631/annex/part-II/chapter-V/division-4/division-4.7/division-4.7.1.json",
  "legislation": "eur/2009/631",
  "legislation_title": "Commission Regulation (EC) No 631/2009 of 22 July 2009 laying down detailed rules for the implementation of Annex I to Regulation (EC) No 78/2009 of the European Parliament and of the Council on the type-approval of motor vehicles with regard to the protection of pedestrians and other vulnerable road users, amending Directive 2007/46/EC and repealing Directives 2003/102/EC and 2005/66/EC",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2009-631",
  "path": "annex/part/II/chapter/V/division/4/division/4.7/division/4.7.1",
  "kind": "division",
  "number": "4.7.1",
  "heading": null,
  "text": "The velocity of the headform impactor shall be measured at some point during the free flight before impact, in accordance with the method specified in ISO 3784:1976. The accuracy of velocity measurement shall be ± 0,01 m/s. The measured velocity shall be adjusted considering all factors which may affect the impactor between the point of measurement and the point of impact, in order to determine the velocity of the impactor at the time of impact.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2009/631/annex/part/II/chapter/V/division/4/division/4.7/division/4.7.1",
    "retrieved_at": "2026-11-01T14:51:23.654247+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."
}