| NOx measurements during Periodic Technical Inspection and Roadside Inspection of Diesel Vehicles |
| Reference Number: GRPE-94-21/Rev.1 |
| Submitted by: JRC |
| Meeting Sessions: 94th GRPE session (17-19 Mar) |
| Document date: 17 Mar 26 |
| Relevant to: UN Rule No. 2 | Vehicle Inspections: Roadworthiness, UN Rule No. 1 | Vehicle Inspections: Environmental Protection, WP.29 Discussion Topic | Road-Side Inspections, WP.29 Discussion Topic | PTI: Whole Life Compliance, and WP.29 Regulatory Project | Resolution on a Particle Number Emission Test for Periodic Technical Inspections |
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| Periodical Technical Inspections: Agenda for the 41st (October 2025) session |
| Reference Number: PTI-41-01 |
| Meeting Sessions: 41st PTI session (29 Oct 2025) |
| Document date: 24 Oct 25 |
| Relevant to: WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, WP.29 Regulatory Project | Resolution on a Particle Number Emission Test for Periodic Technical Inspections , WP.29 Discussion Topic | Periodical Technical Inspections for Advanced Driver Assistance Systems, WP.29 Discussion Topic | Electronic Technical Inspections, and WP.29 Discussion Topic | Periodical Technical Inspections for Heavy-duty Braking Systems |
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| PTI informal group updated action plan |
| Reference Number: PTI-40-02 |
| Meeting Sessions: 40th PTI session (9 Sep 2025) |
| Document date: 05 Sep 25 |
| Relevant to: United Nations Agreement | 1968 Vienna Convention on Road Traffic, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, WP.29 Discussion Topic | PTI: Whole Life Compliance, and WP.29 Discussion Topic | Periodical Technical Inspections for Advanced Driver Assistance Systems |
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| PTI informal group action plan |
| Reference Number: PTI-38-02 |
| Meeting Sessions: 38th PTI session (2 Apr 2025) |
| Document date: 01 Apr 25 |
| Relevant to: WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, WP.29 Discussion Topic | PTI: Whole Life Compliance, WP.29 Discussion Topic | Periodical Technical Inspections: Remote Access to Vehicle Data, WP.29 Discussion Topic | Periodical Technical Inspections for Advanced Driver Assistance Systems, and WP.29 Discussion Topic | Electronic Technical Inspections |
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| PTI informal group action plan |
| Reference Number: PTI-37-02 |
| Meeting Sessions: 37th PTI session (20 Feb 2025) |
| Document date: 14 Feb 25 |
| Relevant to: UN Rule No. 2 | Vehicle Inspections: Roadworthiness, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, WP.29 Discussion Topic | PTI: Whole Life Compliance, and WP.29 Discussion Topic | Periodical Technical Inspections for Advanced Driver Assistance Systems |
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| Proposal for Terms of Reference of the Informal Working Group on Periodical Technical Inspections |
| Reference Number: WP.29/2024/158 |
| Meeting Sessions: 194th WP.29 session (11-15 Nov 2024) |
| Document date: 03 Sep 24 |
| Relevant to: United Nations Agreement | 1997 Agreement on Periodical Technical Inspections, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, WP.29 Discussion Topic | PTI: Whole Life Compliance, WP.29 Discussion Topic | Periodical Technical Inspections: Remote Access to Vehicle Data, and WP.29 Discussion Topic | Periodical Technical Inspections for Advanced Driver Assistance Systems |
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| Terms of Reference of the Informal Working Group on Periodical Technical Inspections |
| Reference Number: WP.29-193-07 |
|
Proposal to update the PTI informal group mandate. |
| Meeting Sessions: 193rd WP.29 session (24-28 Jun 2024) |
| Document date: 21 Jun 24 |
| Relevant to: United Nations Agreement | 1968 Vienna Convention on Road Traffic, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, WP.29 Discussion Topic | PTI: Whole Life Compliance, and WP.29 Discussion Topic | Periodical Technical Inspections for Advanced Driver Assistance Systems |
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| PTI informal group: Terms of Reference for 2024-27 |
| Reference Number: PTI-35-02 |
| Meeting Sessions: 35th PTI session (24 Apr 2024) |
| Document date: 23 Apr 24 |
| Relevant to: United Nations Agreement | 1968 Vienna Convention on Road Traffic, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, WP.29 Discussion Topic | PTI: Whole Life Compliance, and WP.29 Discussion Topic | Periodical Technical Inspections for Advanced Driver Assistance Systems |
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| ACEA Roadworthiness Package Study |
| Reference Number: PTI-34-02/Rev.1 |
| Submitted by: OICA |
| Meeting Sessions: 34th PTI session (13 Feb 2024) |
| Document date: 14 Feb 24 |
| Relevant to: WP.29 Discussion Topic | Road-Side Inspections, WP.29 Discussion Topic | Periodical Technical Inspections: Remote Access to Vehicle Data, and WP.29 Discussion Topic | PTI: Whole Life Compliance |
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| PTI informal group working draft terms of reference for 2024-27 |
| Reference Number: PTI-34-05 |
| Meeting Sessions: 34th PTI session (13 Feb 2024) |
| Document date: 12 Feb 24 |
| Relevant to: United Nations Agreement | 1968 Vienna Convention on Road Traffic, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, WP.29 Discussion Topic | PTI: Whole Life Compliance, WP.29 Discussion Topic | Periodical Technical Inspections: Remote Access to Vehicle Data, and WP.29 Discussion Topic | Periodical Technical Inspections for Advanced Driver Assistance Systems |
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| Agenda for the 29th PTI informal group session |
| Reference Number: PTI-29-01/Rev.1 |
| Meeting Sessions: 29th PTI session (7 Feb 2023) |
| Document date: 07 Feb 23 |
| Relevant to: WP.29 Discussion Topic | Database for the Exchange of Type Approval Documentation, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, WP.29 Regulatory Project | Periodical Technical Inspections of Accident Emergency Call Systems, WP.29 Discussion Topic | PTI: Whole Life Compliance, WP.29 Regulatory Project | Resolution on a Particle Number Emission Test for Periodic Technical Inspections , and WP.29 Discussion Topic | Safe and Clean New and Used Vehicles |
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| Unique Identifier – the impact in periodic and roadside inspection |
| Reference Number: GRE-87-07 |
| Submitted by: CITA |
| Meeting Sessions: 87th GRE session (25-28 Oct 2022) |
| Document date: 13 Oct 22 |
| Relevant to: WP.29 Discussion Topic | Database for the Exchange of Type Approval Documentation and WP.29 Discussion Topic | Road-Side Inspections |
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| Proposal for amendments to UN Regulations Nos. 148, 149 and 150 |
| Reference Number: GRE/2022/13 |
|
Proposal to ensure the availability of sufficient information on the lighting device for periodic and roadside inspections. |
| Submitted by: CITA |
| Meeting Sessions: 87th GRE session (25-28 Oct 2022) |
| Document date: 27 Jul 22 |
| Document status: Superseded |
| Relevant to: UN Regulation No. 149 | Road Illumination Devices (RID), UN Regulation No. 148 | Light-Signalling Devices (LSD), UN Regulation No. 150 | Retro-reflective Devices and Markings (RRD), and WP.29 Discussion Topic | Road-Side Inspections |
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| PTI : developments in the Netherlands with regard to checking vehicle emissions |
| Reference Number: GRPE-86-39 |
| Submitted by: Netherlands |
| Meeting Sessions: 86th GRPE session (30 May-2 Jun 2022) |
| Document date: 01 Jun 22 |
| Relevant to: WP.29 Discussion Topic | Road-Side Inspections |
| View full document file for more information |
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| Draft Terms of Reference of the Informal Working Group on Periodical Technical Inspections |
| Reference Number: WP.29-184-09/Rev.1 |
| Meeting Sessions: 184th WP.29 session (22-24 Jun 2021) |
| Document date: 24 Jun 21 |
| Document status: Mandate approved |
| Relevant to: WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, and WP.29 Discussion Topic | PTI: Whole Life Compliance |
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| PTI informal group: Report to WP.29 about results of the 21st, 22nd and 23rd meetings |
| Reference Number: WP.29-184-08 |
| Meeting Sessions: 184th WP.29 session (22-24 Jun 2021) |
| Document date: 18 Jun 21 |
| Relevant to: UN Rule No. 1 | Vehicle Inspections: Environmental Protection, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, and WP.29 Discussion Topic | PTI: Whole Life Compliance |
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| Revised draft proposal for PTI informal group terms of reference |
| Reference Number: PTI-22-02/Rev.1 |
| Meeting Sessions: 23rd PTI session (9 Jun 2021) |
| Document date: 09 Jun 21 |
| Relevant to: WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, and WP.29 Discussion Topic | PTI: Whole Life Compliance |
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| Framework document on vehicle whole-life compliance |
| Reference Number: PTI-19-02/Rev.6 |
| Meeting Sessions: 23rd PTI session (9 Jun 2021) |
| Document date: 26 May 21 |
| Relevant to: WP.29 Discussion Topic | PTI: Whole Life Compliance, WP.29 Discussion Topic | PTI Tampering Detection, and WP.29 Discussion Topic | Road-Side Inspections |
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| Report of the 22nd PTI informal group session |
| Reference Number: PTI-22-06 |
| Meeting Sessions: 22nd PTI session (17 May 2021) |
| Document date: 26 May 21 |
| Relevant to: WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, and WP.29 Discussion Topic | PTI: Whole Life Compliance |
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| Draft updated terms of reference for the PTI informal group |
| Reference Number: PTI-22-02 |
| Meeting Sessions: 22nd PTI session (17 May 2021) and 23rd PTI session (9 Jun 2021) |
| Document date: 14 May 21 |
| Relevant to: WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, and WP.29 Discussion Topic | PTI: Whole Life Compliance |
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| Agenda for the 22nd PTI informal group session |
| Reference Number: PTI-22-01 |
| Meeting Sessions: 22nd PTI session (17 May 2021) |
| Document date: 13 May 21 |
| Relevant to: UN Rule No. 1 | Vehicle Inspections: Environmental Protection, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, and WP.29 Discussion Topic | PTI: Whole Life Compliance |
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| Minutes of the 21st PTI informal group session |
| Reference Number: PTI-21-03 |
| Meeting Sessions: 21st PTI session (22 Apr 2021) and 22nd PTI session (17 May 2021) |
| Document date: 13 May 21 |
| Relevant to: WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, and WP.29 Discussion Topic | PTI: Whole Life Compliance |
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| Agenda for the 21st PTI informal group session |
| Reference Number: PTI-21-01 |
| Meeting Sessions: 21st PTI session (22 Apr 2021) |
| Document date: 20 Apr 21 |
| Relevant to: WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, and WP.29 Discussion Topic | PTI: Whole Life Compliance |
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| Comments on the proposal for work on in-service compliance, including automated vehicles |
| Reference Number: PTI-WLC-02-02 |
| Submitted by: OICA |
| Meeting Sessions: 2nd PTI-WLC session (15 Apr 2021) |
| Document date: 12 Apr 21 |
| Relevant to: WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI: Whole Life Compliance, and WP.29 Discussion Topic | Road-Side Inspections |
| View full document file for more information |
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| Lifetime compliance and PTI, including automated vehicles |
| Reference Number: PTI-WLC-02-01 |
| Meeting Sessions: 2nd PTI-WLC session (15 Apr 2021) |
| Document date: 12 Apr 21 |
| Relevant to: WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI: Whole Life Compliance, and WP.29 Discussion Topic | Road-Side Inspections |
| View full document file for more information |
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| Report to WP.29 about results of the 19th and 20th meetings of the Informal Working Group on Periodical Technical Inspections |
| Reference Number: WP.29-183-18 |
| Meeting Sessions: 183rd WP.29 session (9-11 Mar 2021) |
| Document date: 09 Mar 21 |
| Relevant to: WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, and WP.29 Regulatory Project | Periodical Technical Inspections of Accident Emergency Call Systems |
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| Agenda for the 20th PTI informal group session |
| Reference Number: PTI-20-01 |
| Meeting Sessions: 20th PTI session (1 Mar 2021) |
| Document date: 27 Feb 21 |
| Relevant to: United Nations Agreement | 1997 Agreement on Periodical Technical Inspections, United Nations Agreement | Administrative and technical provisions required for carrying out the technical inspections, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, and WP.29 Discussion Topic | Road-Side Inspections |
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| Minutes of the 19th PTI informal group session |
| Reference Number: PTI-19-05 |
| Meeting Sessions: 19th PTI session (4 Feb 2021) |
| Document date: 23 Feb 21 |
| Relevant to: WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, WP.29 Discussion Topic | Road-Side Inspections, and WP.29 Regulatory Project | Periodical Technical Inspections of Accident Emergency Call Systems |
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| Agenda for the 19th PTI informal group session |
| Reference Number: PTI-19-01 |
| Meeting Sessions: 19th PTI session (4 Feb 2021) |
| Document date: 04 Feb 21 |
| Relevant to: WP.29 Regulatory Project | Vehicle Inspection Testing Equipment, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, and WP.29 Discussion Topic | Road-Side Inspections |
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| Status report of the PTI informal working group |
| Reference Number: WP.29-181-11 |
| Meeting Sessions: 181st WP.29 session (24 Jun 2020) |
| Document date: 24 Jun 20 |
| Relevant to: WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Regulatory Project | Periodical Technical Inspections of Accident Emergency Call Systems, and WP.29 Discussion Topic | Road-Side Inspections |
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| Minutes of the 16th PTI informal group session |
| Reference Number: PTI-16-04/Rev.1 |
| Meeting Sessions: 16th PTI session (15 Nov 2019) |
| Document date: 14 Feb 20 |
| Relevant to: United Nations Agreement | Administrative and technical provisions required for carrying out the technical inspections, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, and WP.29 Discussion Topic | Road-Side Inspections |
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| Draft agenda for the 17th PTI informal group session |
| Reference Number: PTI-17-01/Rev.5 |
| Meeting Sessions: 17th PTI session (13 Feb 2020) |
| Document date: 14 Feb 20 |
| Relevant to: United Nations Agreement | 1997 Agreement on Periodical Technical Inspections, United Nations Agreement | Administrative and technical provisions required for carrying out the technical inspections, WP.29 Discussion Topic | PTI Tampering Detection, and WP.29 Discussion Topic | Road-Side Inspections |
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| General overview of in-service compliance assessment |
| Reference Number: WP.29-179-22 |
|
Presentation from the PTI informal group. |
| Meeting Sessions: 179th WP.29 session (12-14 Nov 2019) |
| Document date: 11 Nov 19 |
| Relevant to: WP.29 Discussion Topic | Road-Side Inspections |
| View full document file for more information |
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| General Overview of In-Service Compliance Assessment |
| Reference Number: PTI-16-03 |
| Submitted by: Russia |
| Meeting Sessions: 16th PTI session (15 Nov 2019) |
| Document date: 11 Nov 19 |
| Relevant to: United Nations Agreement | 1997 Agreement on Periodical Technical Inspections and WP.29 Discussion Topic | Road-Side Inspections |
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| PTI informal group: Report of the 15th session |
| Reference Number: WP.29-179-20 |
| Meeting Sessions: 179th WP.29 session (12-14 Nov 2019) |
| Document date: 08 Nov 19 |
| Relevant to: United Nations Agreement | 1997 Agreement on Periodical Technical Inspections and WP.29 Discussion Topic | Road-Side Inspections |
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| PTI informal group report to WP.29 on its 14th session |
| Reference Number: WP.29-178-13 |
| Meeting Sessions: 178th WP.29 session (24-28 Jun 2019) |
| Document date: 21 Jun 19 |
| Relevant to: United Nations Agreement | 1997 Agreement on Periodical Technical Inspections, UN Rule No. 1 | Vehicle Inspections: Environmental Protection, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, and WP.29 Discussion Topic | Road-Side Inspections |
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| Minutes of the 14th PTI informal group session |
| Reference Number: PTI-14-06/Rev.1 |
| Meeting Sessions: 14th PTI session (28 May 2019) |
| Document date: 20 Jun 19 |
| Relevant to: UN Regulation No. 79 | Steering Equipment, United Nations Agreement | 1968 Vienna Convention on Road Traffic, United Nations Agreement | 1997 Agreement on Periodical Technical Inspections, WP.29 Discussion Topic | Particle Measurement Programme, UN Rule No. 1 | Vehicle Inspections: Environmental Protection, UN Regulation No. 144 | Accident Emergency Call Systems, UN Rule No. 3 | Technical Inspection of Vehicles powered by Natural Gas, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, and WP.29 Discussion Topic | Road-Side Inspections |
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| Minutes of the 12th PTI informal group session |
| Reference Number: PTI-12-04 |
| Meeting Sessions: 12th PTI session (15 Nov 2018) |
| Document date: 08 Feb 19 |
| Relevant to: UN Regulation No. 67 | Liquefied Petroleum Gas Equipment, UN Regulation No. 110 | Compressed and Liquefied Natural Gas System Components, United Nations Agreement | 1968 Vienna Convention on Road Traffic, WP.29 Discussion Topic | PTI-Automated Vehicles, WP.29 Discussion Topic | PTI Tampering Detection, and WP.29 Discussion Topic | Road-Side Inspections |
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