Documents (Latest posted on 26 May 2021)
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GTR 4: Technical report on the development of Amendment 4 | WP.29/2021/80
26 May 2021 2021-05-26 2021-05-26 13:39:54 UTC
GTR 4: Proposal for Amendment 4 | WP.29/2021/79
26 May 2021 2021-05-26 2021-05-26 13:33:53 UTC
GTR 4: Proposal to amend document GRPE/2021/7 | GRPE-82-09/Rev.1
11 January 2021 2021-01-11 2021-01-04 10:38:00 UTC
GTR 4: Proposal for an amendment | GRPE/2021/7
4 November 2020 2020-11-04 2020-11-04 17:23:16 UTC
Proposal to amend the PMP informal group terms of reference | GRPE-81-13
10 June 2020 2020-06-10 2020-06-10 08:15:45 UTC
EPA Update on the Cleaner Trucks Initiative | GRPE-80-33
20 January 2020 2020-01-20 2020-01-20 09:19:55 UTC
Work by GRPE – Priorities and recurrent items | GRPE-80-05/Rev.1
20 January 2020 2020-01-20 2019-12-26 10:48:54 UTC
GRPE priority emission items list | GRPE-80-04/Rev.3
17 January 2020 2020-01-17 2019-06-16 12:34:10 UTC
UN GTR 4 Proposal for corrigendum | GRPE-80-25
15 January 2020 2020-01-15 2020-01-16 10:11:00 UTC
Discrepancies between GTR 4 and UN R49 | GRPE-80-17
15 January 2020 2020-01-15 2020-01-15 06:55:56 UTC
Heavy-duty vehicle fuel efficiency harmonization | GRPE-77-08
12 June 2018 2018-06-12 2018-06-12 14:38:37 UTC
HD Fuel Economy - Proposal for global harmonization | GRPE-76-20
11 January 2018 2018-01-11 2018-01-11 17:52:21 UTC
Development of an exhaust emission and CO 2 measurement test procedure for heavy-duty hybrids: Final report | HDH Informal Group General Files-25
5 May 2015 2015-05-05 2015-05-05 06:07:31 UTC
Consideration and vote by AC.3 of draft global technical regulations and/or amendments | WP.29-165-09
8 March 2015 2015-03-08 2015-03-08 12:19:24 UTC
Updated VPSD revisions to the draft amendment to GTR No. 4 concerning heavy-duty hybrids: Revision 2 | VPSD-05-07/Rev.2
6 February 2015 2015-02-06 2015-01-13 17:17:38 UTC