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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Documents 2014
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6 Jan 2014 Draft agenda for the 5th EPPR informal working group session EPPR-05-12
6 Jan 2014 Japan position and proposal on draft of the L-vehicle OBD GTR EPPR-05-10
8 Jan 2014 Japan position and proposal on draft of the L-vehicle OBD GTR (revised) EPPR-05-10/Rev.1
9 Jan 2014 EPPR: Summary of recent discussions on evaporative emissions and OBD EPPR-05-13
22 Jan 2014 India comments on Type IV (evaporative emissions) test EPPR-06-04
22 Jan 2014 Annex A to India comments on Type IV (evaporative emissions) test EPPR-06-05
22 Jan 2014 India comments on OBD EPPR-06-06
22 Jan 2014 India comments on amendment to GTR No. 2 EPPR-06-07
27 Jan 2014 Draft agenda for the 6th EPPR informal working group session EPPR-06-03
27 Jan 2014 L-vehicle OBD - Full assessment of proposal by EC EPPR-06-10
27 Jan 2014 India comments on introductory questions/options in EPPR-05-09 (OBD) EPPR-06-09
27 Jan 2014 Draft agenda for the EPPR informal working group web conference prior to its sixth session EPPR-06-08
3 Feb 2014 Japan’s proposal on evapo –gtr EPPR-06-12
3 Feb 2014 Japanese comments on the draft provisions of the motorcycle OBD GTR EPPR-06-13
3 Feb 2014 Japan’s position and proposal on draft of OBD-gtr EPPR-06-11
5 Feb 2014 European Commission proposal for the GTR on L-vehicle OBD (Stage I) EPPR-06-14
5 Feb 2014 European Commission proposal for the GTR on L-vehicle OBD (Stages I and II) EPPR-06-15
5 Feb 2014 EC draft proposal for a GTR on propulsion unit performance requirement EPPR-06-16
12 Feb 2014 Draft report of the 5th EPPR informal working group session EPPR-05-14
13 Feb 2014 The Standards for Emissions of Motorcycle in China EPPR-06-19
13 Feb 2014 Motorcycle evaporative emissions open issues list EPPR-06-17
17 Feb 2014 New California Off-Highway Recreational Vehicle (OHRV) Evaporative Emission Standards and Test Procedures EPPR-06-20
21 Feb 2014 Japan's position and proposal on draft of OBD-gtr (revised) EPPR-06-11/Rev.1
21 Feb 2014 Japan’s proposal on evapo –gtr (revised) EPPR-06-12/Rev.1
26 Feb 2014 L-vehicle OBD GTR open issues list EPPR-06-21
26 Feb 2014 L-vehicle evaporative emissions GTR open issues list EPPR-06-22
17 Apr 2014 L-category vehicles: Proposal to evaluate evaporative emissions of different fuels EPPR-07-06
17 Apr 2014 Working draft L-vehicle evaporative emissions global technical regulation: version 1 EPPR-07-04
17 Apr 2014 EPPR informal working group April 15 audio web conference agenda EPPR-07-03
17 Apr 2014 L-vehicle evaporative emissions GTR open issues list EPPR-07-05
24 Apr 2014 International L-category approval in the area of Environmental and Propulsion unit Performance Requirements EPPR-07-07
30 Apr 2014 Draft agenda for the 7th EPPR informal working group session EPPR-07-02
6 May 2014 Invitation to the 7th EPPR informal group session EPPR-07-01
16 May 2014 Proposal for revised wording of durability of the emission evaporative control system EPPR-07-08
16 May 2014 L-vehicle crankcase emissions: Proposal for "placeholder" for Type III test procedures EPPR-07-09
16 May 2014 Proposed amendments to provisions of Annex B.3.4. to the draft L-vehicle evaporative emissions GTR EPPR-07-10
26 May 2014 Off-Highway Recreational Vehicles: Durability testing EPPR-07-13
26 May 2014 European Commission to amend document EPPR-06-14 EPPR-07-14
26 May 2014 European Commission comments on EPPR open issues EPPR-07-12
26 May 2014 Japan’s proposal on L-category vehicle evaporative emissions draft GTR EPPR-07-11
2 Jun 2014 Japan: Exhibit 1: Fuel specifications (for motorcycle emissions testing) EPPR-07-19
3 Jun 2014 Japanese proposal for motorcycle evaporative emissions testing EPPR-07-18/Rev.1
3 Jun 2014 Draft agenda for the 7th EPPR informal working group session EPPR-07-23
3 Jun 2014 Motorcycle OBD GTR: Japan comments on draft administrative provisions EPPR-07-16/Rev.1
3 Jun 2014 Japan proposal on motorcycle OBD performance criteria and malfunction indication EPPR-07-17
3 Jun 2014 IMMA proposals for the draft GTR on motorcycle evaporative emissions EPPR-07-22
3 Jun 2014 Definition for ‘non-exposed’ type of L-category vehicle fuel storage tank EPPR-07-20
3 Jun 2014 Fuel-system monitoring under Japanese L-vehicle OBD requirements EPPR-07-15
3 Jun 2014 EC perspectives on L-category OBD malfunction indicator activation criteria EPPR-07-21
4 Jun 2014 India and EC proposal to amend the Type IV test hierarchy in the draft GTR on motorcycle evaporative emissions EPPR-07-24
4 Jun 2014 L-category vehicle OBD functional requirements: torque limitation threshold deletion EPPR-07-25
5 Jun 2014 Update on status and open issues regarding the Environmental and Propulsion Performance Requirements of L-category vehicles EPPR-07-26
26 Aug 2014 Beijing hotel recommendations for the 8th EPPR informal group session EPPR-08-02
26 Aug 2014 Invitation to the 8th EPPR informal group session EPPR-08-01
6 Sep 2014 Working draft text for the revision (amendment) of GTR No. 2 on motorcycle emissions EPPR-08-05
6 Sep 2014 Draft agenda for the conference call to prepare for the 8th EPPR informal working group session EPPR-08-03
14 Sep 2014 Overview of EPPR informal group action items and documents EPPR-08-19
15 Sep 2014 Connection details for participating in the 8 September EC audio/web conference EPPR-08-20
15 Sep 2014 EC proposal for motorcycle EPPR UN Regulation test types I, II, VII EPPR-08-06
15 Sep 2014 EC proposal for a Supplement 1 to the draft GTR on motorcycle EPPR concerning test types III, IV EPPR-08-08
15 Sep 2014 EC proposal for a Supplement 1 to the motorcycle EPPR UN Regulation test types III, IV EPPR-08-10
15 Sep 2014 EC proposal for the draft UN Regulation on motorcycle EPPR concerning test type V EPPR-08-12
15 Sep 2014 EC proposal for the draft GTR on motorcycle EPPR concerning test type V EPPR-08-11
15 Sep 2014 Japan proposal for malfunction indicator criteria under the draft GTR on L-category vehicle OBD systems EPPR-08-22
15 Sep 2014 Japan presentation concerning the addition of Japanese reference fuels to the draft GTR on motorcycle evaporative emissions EPPR-08-21
15 Sep 2014 EC proposal for a motorcycle EPPR UN Regulation test types III, IV EPPR-08-09
4 Oct 2014 Draft agenda for the 8th EPPR informal working group session EPPR-08-04
4 Oct 2014 Japan position on fuel-system monitoring and L vehicle OBD EPPR-08-27
4 Oct 2014 Draft minutes of the 6th EPPR informal group session EPPR-06-23
6 Oct 2014 California Air Resources Board "component bench test for evaporative emissions control systems" for motorcycles: Aging method EPPR-08-26
6 Oct 2014 India proposal for OBD-I under the draft GTR on motorcycle OBD requirements EPPR-08-25
6 Oct 2014 India comments on the draft GTR on motorcycle crankcase and evaporative emissions EPPR-08-23
6 Oct 2014 India comments on the draft GTR on motorcycle crankcase and evaporative emissions EPPR-08-24
13 Oct 2014 China comments on GTR No. 2 reference fuels EPPR-08-33
13 Oct 2014 Proposal for the scope of the draft motorcycle OBD GTR EPPR-08-32
13 Oct 2014 China proposals for the draft motorcycle crankcase/evaporative emissions GTR EPPR-08-34
13 Oct 2014 Japan comments on GTR No. 2 Type 1 testing and principal tailpipe emission values EPPR-08-31
13 Oct 2014 EC Proposal for supplement 1 to the draft motorcycle OBD GTR and test type VIII EPPR-08-14
13 Oct 2014 EPPR: Japan input for motorcycle emission OBD draft GTR with regard to access to OBD information EPPR-08-30
13 Oct 2014 EPPR: Japan input for evaporative emissions draft GTR concerning use of CARB ageing method EPPR-08-29
13 Oct 2014 EPPR: Japan input for the evaporative emissions draft GTR on reference fuels EPPR-08-28
13 Oct 2014 EC proposal for a new UN Regulation on motorcycle propulsion-unit performance requirements EPPR-08-18
13 Oct 2014 EC proposal for a GTR on motorcycle propulsion-unit performance requirements EPPR-08-17
13 Oct 2014 EC proposal for a Supplement 1 to the draft UN Regulation on motorcycle OBD and test type VIII EPPR-08-16
13 Oct 2014 EC proposal for draft UN Regulation on motorcycle OBD and test type VIII EPPR-08-15
13 Oct 2014 EC proposal for motorcycle OBD GTR and test type VIII EPPR-08-13
13 Oct 2014 Overview of EPPR informal group action items and documents EPPR-08-35
13 Oct 2014 EC comments on the draft minutes of the 6th (February 2014) EPPR informal group session EPPR-06-24
14 Oct 2014 Motorcycle OBD under China Stage IV emissions standard EPPR-08-36
15 Oct 2014 Draft minutes of the 7th EPPR informal working group session EPPR-07-27
29 Oct 2014 EPPR: Japan input for motorcycle emission OBD draft GTR with regard to access to OBD information (revised) EPPR-08-30/Rev.1
24 Nov 2014 Working draft GTR on motorcycle crankcase and evaporative emissions version 2 EPPR-09-02
24 Nov 2014 Agenda for the EPPR informal group audio/web conference on 28 November 2014 EPPR-09-01
26 Nov 2014 Agenda for the EPPR informal group audio/web conference on 5 December 2014 EPPR-09-03
7 Dec 2014 Invitation to the 9th EPPR informal working group session EPPR-09-04
7 Dec 2014 IMMA proposal for the scope of the draft GTR on motorcycle evaporative emissions EPPR-09-07
7 Dec 2014 IMMA confirmation of the evaporative emissions, deterioration factor EPPR-09-06