Environmental and Propulsion Performance Requirements for L-category Vehicles (EPPR)
Reports to GRPE

The EPPR informal group works on motorcycle and related vehicle category emissions, including the Worldwide Motorcycle Emissions Test Cycle (WMTC under GTR 2), on-board diagnostics (GTR 19), and the durability of emissions-control devices. The group published revised Terms of Reference on 2 December 2020.

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12 Jan 2022 GTR 2: Draft text of Amendment 5 as presented to GRPE EPPR-49-03
12 Jan 2022 GTR 2: Draft Amendment 5 as presented to GRPE with tracked changes EPPR-49-02
13 Jan 2022 L-vehicle pollution control durability: Draft GTR and rationale DUR-19-03
15 Feb 2022 Agenda for the 49th EPPR informal group session EPPR-49-06
15 Feb 2022 Draft update to the EPPR informal group terms of reference EPPR-49-01/Rev.2
17 Feb 2022 Report of the 49th EEPR informal group session EPPR-49-07
21 Feb 2022 Report of the 48th EPPR informal group session EPPR-48-03
11 Mar 2022 Agenda for the 50th EPPR informal group session EPPR-50-01
17 Mar 2022 Report of the 50th EPPR informal group session EPPR-50-02
29 Mar 2022 GTR 2: Draft technical report for Amendment 5 EPPR-49-05/Rev.6
29 Mar 2022 GTR 2: Draft text for Amendment 5 EPPR-49-04/Rev.7
29 Mar 2022 L-vehicle pollution control durability: Draft proposal for a new UN GTR DUR-19-04/Rev.8
29 Mar 2022 L-vehicle pollution control durability: Draft technical report DUR-19-05/Rev.7
26 Apr 2022 Draft EPPR informal group status report to GRPE EPPR-51-02/Rev.2
26 Apr 2022 Comments on updated EPPR informal group Terms of Reference EPPR-51-03
28 Apr 2022 Agenda for the 51st EPPR informal group session EPPR-51-01/Rev.1
28 Apr 2022 Draft updated EPPR informal group Terms of Reference EPPR-51-03/Rev.1
17 May 2022 Request for guidance on L-vehicle OBD system family classification EPPR-52-01/Rev.1
24 May 2022 Report of the 51st EPPR informal group session EPPR-51-04/Rev.1
24 May 2022 Agenda for the 52nd EPPR informal group session EPPR-52-02
24 May 2022 Input concerning motorcycle power determination method EPPR-52-06
24 May 2022 Draft EPPR informal group status report to GRVA EPPR-52-03
24 May 2022 Initial outlines for work on motorcycle maximum power determination EPPR-52-07
25 May 2022 GTR 18: Response to India request for clarification EPPR-52-05
1 Jun 2022 Report from the 52nd EPPR informal group session EPPR-52-08
3 Jun 2022 Draft revision of the EPPR informal group terms of reference EPPR-52-04/Rev.3
15 Jul 2022 Agenda for the 43rd EPPR informal group session EPPR-53-01/Rev.2
9 Sep 2022 Proposal on power determination method for combustion engines and electric drive trains for two-wheeler EPPR-53-02
12 Sep 2022 Adoption of GTR 18 in India EPPR-53-03
20 Sep 2022 Zero Emissions Motorcycle Range Procedure EPPR-53-04
21 Sep 2022 Agenda for the 54th EPPR informal group session EPPR-54-01
22 Sep 2022 Report from the 53rd EPPR informal group session EPPR-53-05
20 Oct 2022 Report from the 54th EPPR informal group session EPPR-54-02
24 Oct 2022 Agenda for the 55th EPPR informal group session EPPR-55-01
4 Nov 2022 EPPR informal group: Draft text for updates to the terms of reference EPPR-55-02
14 Nov 2022 Agenda for the 56th EPPR informal group session EPPR-56-01
14 Nov 2022 EPPR informal group: Proposal for revised terms of reference EPPR-56-02
14 Nov 2022 Report from the 55th EPPR informal group session EPPR-55-03
14 Dec 2022 Zero-Emission Motorcycle (ZEM) Range Determination Testing EPPR-56-03
15 Dec 2022 Draft update to the EPPR informal group terms of reference EPPR-56-07
15 Dec 2022 Report from the 56th EPPR informal group session EPPR-56-06
15 Dec 2022 Draft EPPR informal group status report to GRPE EPPR-56-05
15 Dec 2022 Motorcycle Emissions Deterioration Factor Statistical Analysis EPPR-56-04