{
  "url": "https://openlegislation.uk/eu-regulation-2009-595/article-12",
  "json_url": "https://openlegislation.uk/eu-regulation-2009-595/article-12.json",
  "legislation": "eur/2009/595",
  "legislation_title": "Regulation (EC) No 595/2009 of the European Parliament and of the Council of 18 June 2009 on type-approval of motor vehicles and engines with respect to emissions from heavy duty vehicles (Euro VI) and amending Regulation (EC) No 715/2007 and Directive 2007/46/EC and repealing Directives 80/1269/EEC, 2005/55/EC and 2005/78/EC (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2009-595",
  "path": "article/12",
  "kind": "article",
  "number": "12",
  "heading": "Redefinition of specifications",
  "text": "1. After the completion of the relevant parts of the PMP of the UN/ECE, conducted under the auspices of the World Forum for Harmonisation of Vehicle Regulations, the Secretary of State must, by regulations, without lowering the level of environmental protection within Great Britain:\n(a) introduce as an additional control upon emissions of particulate matter particle number based limit values set at a level appropriate to the technologies actually being used at that time to meet the particulate mass limit;\n(b) adopt a measurement procedure for particle number.\nThe Secretary of State must, by regulations also, without lowering the level of environmental protection within Great Britain, specify a limit value for emissions of NO2 in addition to that for total emissions of NOx, if appropriate. The limit for emissions of NO2 shall be set at a level reflecting the performance of then existing technologies.\n...\n2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n3. The Secretary of State must keep under review the procedures, tests and requirements referred to in Article 5(4) as well as the test cycles used to measure emissions.\nIf the review finds that those procedures, tests, requirements and test cycles are no longer adequate or no longer reflect actual world emissions, the Secretary of State must by regulations adapt them so that they adequately reflect the emissions generated by real driving on the road. ...\n4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Words in Art. 12(1) substituted (31.12.2022 at 11.00 p.m.) by The Road Vehicles and Non-Road Mobile Machinery (Type-Approval) (Amendment and Transitional Provisions) (EU Exit) Regulations 2022 (S.I. 2022/1273), regs. 1(2), 53(11)(a)(i)"
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Words in Art. 12(1) substituted (31.12.2022 at 11.00 p.m.) by The Road Vehicles and Non-Road Mobile Machinery (Type-Approval) (Amendment and Transitional Provisions) (EU Exit) Regulations 2022 (S.I. 2022/1273), regs. 1(2), 53(11)(a)(ii)"
    },
    {
      "type": "F",
      "label": "F3",
      "text": "Words in Art. 12(1) omitted (31.12.2022 at 11.00 p.m.) by virtue of The Road Vehicles and Non-Road Mobile Machinery (Type-Approval) (Amendment and Transitional Provisions) (EU Exit) Regulations 2022 (S.I. 2022/1273), regs. 1(2), 53(11)(a)(iii)"
    },
    {
      "type": "F",
      "label": "F4",
      "text": "Art. 12(2) omitted (31.12.2022 at 11.00 p.m.) by virtue of The Road Vehicles and Non-Road Mobile Machinery (Type-Approval) (Amendment and Transitional Provisions) (EU Exit) Regulations 2022 (S.I. 2022/1273), regs. 1(2), 53(11)(b)"
    },
    {
      "type": "F",
      "label": "F5",
      "text": "Words in Art. 12(3) substituted (31.12.2022 at 11.00 p.m.) by The Road Vehicles and Non-Road Mobile Machinery (Type-Approval) (Amendment and Transitional Provisions) (EU Exit) Regulations 2022 (S.I. 2022/1273), regs. 1(2), 53(11)(c)(i)"
    },
    {
      "type": "F",
      "label": "F6",
      "text": "Words in Art. 12(3) substituted (31.12.2022 at 11.00 p.m.) by The Road Vehicles and Non-Road Mobile Machinery (Type-Approval) (Amendment and Transitional Provisions) (EU Exit) Regulations 2022 (S.I. 2022/1273), regs. 1(2), 53(11)(c)(ii)(aa)"
    },
    {
      "type": "F",
      "label": "F7",
      "text": "Words in Art. 12(3) omitted (31.12.2022 at 11.00 p.m.) by virtue of The Road Vehicles and Non-Road Mobile Machinery (Type-Approval) (Amendment and Transitional Provisions) (EU Exit) Regulations 2022 (S.I. 2022/1273), regs. 1(2), 53(11)(c)(ii)(bb)"
    },
    {
      "type": "F",
      "label": "F8",
      "text": "Art. 12(4) omitted (31.12.2022 at 11.00 p.m.) by virtue of The Road Vehicles and Non-Road Mobile Machinery (Type-Approval) (Amendment and Transitional Provisions) (EU Exit) Regulations 2022 (S.I. 2022/1273), regs. 1(2), 53(11)(d)"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2009/595/article/12",
    "retrieved_at": "2026-11-01T14:51:25.324496+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."
}