13 Jan RD-ASEP: UN R51 and R138 questions to be discussed R51/R138-03-09 2025-01-13
13 Jan R51/R138 Subgroup: Agenda for the 4th (January 2025) session R51/R138-04-01 2025-01-13
13 Jan RD-ASEP: Comments on corrections to the 03 series of amendments (OICA) R51/R138-04-02 2025-01-13
15 Jan Minutes of the 3rd (December 2024) R51/R138 informal subgroup session R51/R138-03-08/Rev.1 2025-01-15
15 Jan UN R51: Proposal for an update of Supplement 11 to the 03 series of amendments (OICA) R51/R138-04-03 2025-01-15
23 Jan R51/R138 Subgroup: Agenda for the 5th (January 2025) session R51/R138-05-01 2025-01-23
29 Jan RD-ASEP, UN R51 and R138: Synthesis of discussions R51/R138-05-02 2025-01-29
29 Jan Minutes of the 4th R51/R138 subgroup session of the 4th (January 2025) R51/R138 informal subgroup session R51/R138-05-03 2025-01-29
30 Jan RD-ASEP UN R51/R138 subgroup status report to GRBP R51/R138-05-04 2025-01-30
14 Feb Minutes of the 5th (January 2025) R51/R138 informal subgroup session R51/R138-05-05 2025-02-14
19 Feb UN R51 and R138 RD-ASEP: Questions to be discussed R51/R138-05-06 2025-02-19
13 Mar R51/R138 Subgroup: Agenda for the 6th (March 2025) session R51/R138-06-01 2025-03-13
18 Mar UN R51/R138 RD-ASEP feedback from the 81st GRBP session and remaining questions R51/R138-06-02 2025-03-18
21 Mar R51/R138 Subgroup: Agenda for the 7th (April 2025) session R51/R138-07-01 2025-03-21
21 Mar UN R138: Questions on RD-ASEP tests R51/R138-07-02 2025-03-21
4 Apr UN R51: Supplement 11-Timeline and Explanation of Changes in GRBP/2024/22 (OICA) R51/R138-07-03 2025-04-04
10 Apr Minutes of the 6th (March 2025) R51/R138 informal subgroup session R51/R138-06-03 2025-04-10
10 Apr UN R51: Proposal for corrections to the 03 series (EC) R51/R138-07-04 2025-04-10
10 Apr UN R51: Comments on proposed corrections (Supplement 11 to 03 series) R51/R138-07-05 2025-04-10
30 Apr R51/R138 Subgroup: Agenda for the 8th (April 2025) session R51/R138-08-01 2025-04-30
30 Apr UN R51: Proposal for corrections to the 03 series of amendments R51/R138-08-02 2025-04-30
30 Apr UN R51: Comments on the draft proposal for a Supplement 11 to the 03 series R51/R138-08-03 2025-04-30
26 May R51/R138 Subgroup: Agenda for the 9th (June 2025) session R51/R138-09-01 2025-05-26
26 May Minutes of the 8th (April 2025) R51/R138 informal subgroup session R51/R138-08-04 2025-05-26
4 Jun UN R138: Structuring proposal for 03 series (OICA) R51/R138-09-02 2025-06-04
5 Jun Key points on exterior sound enhancement testing requirements R51/R138-10-02 2025-06-05
5 Jun R51/R138 Subgroup: Agenda for the 10th (June 2025) session R51/R138-10-01 2025-06-05
5 Jun UN R51: Proposal for corrections to the 03 series (EC) R51/R138-10-04 2025-06-05
5 Jun UN R51: Proposal for corrections to the 03 series (EC) R51/R138-09-03 2025-06-05
5 Jun UN R51: Proposal for corrections to the 03 series (EC) R51/R138-09-04 2025-06-05
20 Jun Minutes of the 10th (June 2025) R51/R138 informal subgroup session R51/R138-10-03 2025-06-20
20 Jun Vehicle external sound: Questions to be discussed R51/R138-11-02 2025-06-20
20 Jun Proposal for Exterior Sound Enhancement System (ESES) requirements (OICA) R51/R138-11-03 2025-06-20
20 Jun Key points on Exterior Sound Enhancement Systems/Exterior Sound Generator requirements R51/R138-11-01 2025-06-20
24 Jun Minutes of the 11th (June 2025) R51/R138 informal subgroup session R51/R138-11-04 2025-06-24
1 Jul R51/R138 Subgroup: Agenda for the 12th (July 2025) session R51/R138-12-01 2025-07-01
1 Jul Background on proposal for setting sound limits (OICA) R51/R138-12-02 2025-07-01
8 Jul Minutes of drafting group on UN R51 and EV sound provisions (UN R51/UN R138) R51/R138-12-03 2025-07-08
10 Jul UN R51: Draft proposal for corrections to the 03 series of amendments R51/R138-12-04 2025-07-10
28 Jul Technical Background dLASEP Term (HMG) R51/R138-12-05 2025-07-28
1 Aug R51/R138 Subgroup: Agenda for the 13th (August 2025) session R51/R138-13-01 2025-08-01
1 Aug UN R51: Proposal for corrections to the 03 series of amendments (OICA) R51/R138-13-02 2025-08-01
1 Aug UN R51: Draft proposal to amend document GRBP/2025/29 R51/R138-13-03 2025-08-01
1 Aug UN R51: Proposal for corrections to the 03 series of amendments (OICA) R51/R138-13-04 2025-08-01
1 Aug UN R51: Draft guidance on interpretation of the footnote on generated sounds R51/R138-13-05 2025-08-01
1 Aug UN R51: Comments on draft Supplement proposal (Annex 7) R51/R138-13-07 2025-08-01
1 Aug UN R51: Comments on the draft text for Supplement 11 R51/R138-13-08 2025-08-01
4 Aug UN R51: Comments on the draft text for Supplement 11 R51/R138-13-09 2025-08-04
14 Aug UN R138: Draft amendment on AVAS sound levels R51/R138-13-06/Rev.1 2025-08-14
15 Aug Minutes of the 13th (August 2025) R51/R138 informal subgroup session R51/R138-13-11 2025-08-15