{
  "url": "https://openlegislation.uk/eu-regulation-2009-631/annex/part-V/division-appendix+i/division-2/division-2.2/division-2.2.4/division-2.2.4.2",
  "json_url": "https://openlegislation.uk/eu-regulation-2009-631/annex/part-V/division-appendix+i/division-2/division-2.2/division-2.2.4/division-2.2.4.2.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/V/division/appendix+i/division/2/division/2.2/division/2.2.4/division/2.2.4.2",
  "kind": "division",
  "number": "2.2.4.2",
  "heading": null,
  "text": "The certification impactor shall have a mass of 9,0 ± 0,05 kg, this mass includes those propulsion and guidance components which are effectively part of the certification impactor during impact. The dimensions of the face of the certification impactor shall be as specified in Figure 5b. The face of the certification impactor shall be made of aluminium, with an outer surface finish of better than 2,0 micrometers.\nThe guidance system shall be fitted with low friction guides, insensitive to off-axis loading, that allow the impactor to move only in the specified direction of impact, when in contact with the lower legform impactor. The guides shall prevent motion in other directions including rotation about any axis.",
  "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/V/division/appendix+i/division/2/division/2.2/division/2.2.4/division/2.2.4.2",
    "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."
}