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Documents 2025 73 documents

18 Feb 2025 UN R117: Proposal to supersede document GRBP/2025/12 (ETRTO) GRBP-81-08/Rev.1

18 Feb 2025 UN R117: Proposal to supersede document GRBP/2025/13 (ETRTO) GRBP-81-09/Rev.1

6 Feb 2025 Supporting material for ETRTO working documents (ETRTO) GRBP-81-13/Rev.1

12 Feb 2025 List of GRBP priorities GRBP-81-17

15 Feb 2025 UN R117: Measurement uncertainties reduction in rolling sound emission test method (ETRTO) GRBP-81-19

15 Feb 2025 WGWT informal group: Proposal to amend the terms of reference GRBP-81-22

15 Feb 2025 WGWT informal group status report to GRBP GRBP-81-23

17 Feb 2025 Group Of Interested Experts on UN R117 report to GRBP GRBP-81-26

31 Aug 2025 Measurement Uncertainties when testing to Noise and Tyre Regulations GRBP-82-18

31 Aug 2025 Measurement Uncertainties: Background presentation on testing to Noise and Tyre regulations GRBP-82-19

1 Sep 2025 UN R117: Tyre Abrasion; Position on open points for C1 limit settings (ETRTO) GRBP-82-24

1 Sep 2025 UN R117: Tyre Abrasion, Position of the European Tyre Industry on Abrasion Limits Setting in view of Euro 7 Regulation implementation (ETRTO) GRBP-82-25

2 Sep 2025 UN R117: Proposal for a Supplement 4 to the 04 Series of amendments (ETRTO) GRBP-82-26

2 Sep 2025 UN R117: Proposal for Supplement 4 to the 04 Series of amendments (ETRTO) GRBP-82-27

3 Sep 2025 UN R117: GOIE on Tyre Noise Level Alignment (TNLA); Status Report GRBP-82-28

2 Sep 2025 IWG for Wet Grip on Worn Tyres (WGWT): Status Report GRBP-82-31

2 Sep 2025 IWG on Wet Grip Performance for Tyres in a Worn State (WGWT): Revised Terms of Reference GRBP-82-32

20 Jun 2025 UN R117: Proposal for Supplement 4 to the 04 series of amendments (Japan) GRBP/2025/26

23 Jun 2025 UN R117: Proposal for Supplement 4 to the 04 series of amendments GRBP/2025/28

28 Nov 2025 UN R117: Proposal for a Supplement 4 to the 04 series of amendments (ETRTO) GRBP/2026/6

7 Jul 2025 Tyre Abrasion: Minutes of the 33rd (May 2025) session TA-33-17

3 Jun 2025 Tyre abrasion: Draft amendments to UN R117 TA-34-06

7 Jun 2025 Tyre Abrasion: Minutes of the 34th (June 2025) session TA-34-10

18 Jun 2025 Tyre Abrasion: Agenda for the 35th (June 2025) session TA-35-01

18 Jun 2025 UN R117: Draft proposal for amendments on tyre abrasion (final review) TA-35-03

24 Jun 2025 Update to GRPE on submission of a new UN Regulation on tyre abrasion performance of C1 tyres TA-35-04

24 Jun 2025 Tyre abrasion: Comments on task force submission to GRBP (ETRTO) TA-35-05

7 Jul 2025 Tyre Abrasion: Minutes of the 35th (June 2025) session TA-35-06

4 Jul 2025 Tyre Abrasion: Agenda for the 36th (July 2025) session TA-36-01

7 Jul 2025 Tyre abrasion: Positions on remaining key elements for agreement TA-36-05

20 Aug 2025 Tyre Abrasion: Minutes of the 36th (July 2025) session TA-36-11

2 Sep 2025 Draft Tyre Abrasion task force status report to GRBP TA-37-25

29 Oct 2025 Tyre Abrasion: Agenda for the 38th (October 2025) session TA-38-01/Rev.1

29 Oct 2025 Mileage estimation for C1 tyres (ETRTO) TA-38-07

30 Oct 2025 Tyre abrasion: Outcomes of GRPE-82 TA-38-08

14 Feb 2025 UN R117: Measurement uncertainties reduction in rolling sound emission test method (ETRTO) TFVS-17-06

10 Apr 2025 UN R117: Proposal for Supplement 17 to the 02 series of amendments WP.29/2025/75

10 Apr 2025 UN R117: Proposal for Supplement 3 to the 04 series of amendments WP.29/2025/76

7 Jan 2025 Wet grip on worn tyres: Status of tyre-selection deliberations WT-65-02

8 Jan 2025 Wet Grip on Worn Tyres: Minutes of the 65th (January 2025) session WT-65-03

8 Jan 2025 Participants list from the 65th Worn Tyres informal group session WT-65-04

5 Feb 2025 Wet Grip on Worn Tyres: Agenda for the 66th (February 2025) session WT-66-01

6 Feb 2025 Wet Grip on Worn Tyres: Comments on the proposed revisions to the terms of reference (Japan) WT-66-02

12 Feb 2025 Wet grip on worn tyres: Comments on document WT-66-02 (ETRTO) WT-66-03

10 Mar 2025 Worn Tyres working group anonymised tyre testing list WT-66-04

25 Feb 2025 Wet grip on worn tyres anonymised listing for precision improvement testing WT-66-05

10 Mar 2025 Wet Grip on Worn Tyres: Minutes of the 66th (February 2025) session WT-66-06

10 Mar 2025 Participants list: 66th (February) Wet Grip on Worn Tyres informal group session WT-66-07

21 Mar 2025 Wet Grip on Worn Tyres: Agenda for the 67th (March 2025) session WT-67-01

25 Mar 2025 Wet braking of worn tires: Real-world assessment of regulatory requirements (JRC) WT-67-02

31 Mar 2025 Wet grip on worn tyres: Template for Stage 1 test campaign data reporting WT-67-03

31 Mar 2025 Wet grip on worn tyres: Anonymised status of tyre deliveries WT-67-04

22 May 2025 Wet Grip on Worn Tyres: Minutes of the 67th (March 2025) session WT-67-05/Rev.1

31 Mar 2025 Participants list from the 67th Worn Tyres working group session WT-67-06

22 May 2025 Wet Grip on Worn Tyres: Agenda for the 68th (May 2025) session WT-68-01/Rev.2

21 May 2025 JRC findings of non-compliance of tyres (JRC) WT-68-02

21 May 2025 VESevo: Viscoelasticity Evaluation System-Evolved (VESevo) WT-68-03

22 May 2025 Status of tyre deliveries (anonymised) WT-68-04/Rev.2

27 Jun 2025 Wet Grip on Worn Tyres: Minutes of the 68th (May 2025) session WT-68-05

27 Jun 2025 Worn tyres: Participants list from the 68th informal group session WT-68-06

19 Aug 2025 Wet Grip on Worn Tyres: Agenda for the 69th (August 2025) session WT-69-01

25 Aug 2025 Assessment on removing C2-C3 provisions from wet grip worn tyre provisions (ETRTO) WT-69-02

25 Aug 2025 Wet Grip on Worn Tyres: Proposal to amend the informal group terms of reference (JASIC) WT-69-03

25 Aug 2025 Worn tyres: deliveries and testing status WT-69-04

25 Sep 2025 Wet Grip on Worn Tyres: Minutes of the 69th (August 2025) session WT-69-05

25 Sep 2025 Worn tyres: Participants list from the 69th informal group session WT-69-06

27 Sep 2025 Wet Grip on Worn Tyres: Agenda for the 70th (October 2025) session WT-70-01

14 Oct 2025 Worn tyres: Status of tyre deliveries and testing WT-70-02

10 Nov 2025 Wet Grip on Worn Tyres: Minutes of the 70th (October 2025) session WT-70-03

10 Nov 2025 Worn Tyres informal group: Participants list from the 70th session WT-70-04

18 Nov 2025 Wet Grip on Worn Tyres: Agenda for the 71st (November 2025) session WT-71-01

25 Nov 2025 Wet grip on worn tyres: Status of tyre deliveries and validation testing WT-71-02

25 Nov 2025 Wet Grip on Worn Tyres: Minutes of the 71st (November 2025) session WT-71-03

UN R117: Proposal for Supplement 3 to the 04 series of amendments
Reference Number: WP.29/2025/76
Proposal to standardize provisions for the water depth measurement, reduce the track friction range requirements under the test procedures, clarfy that adhesion performance on wet surfaces (wet adhesion) is required not only for C1 tyres, but also C2 and C3 tyres, update the standards references to ASTM F2493-244, F3611-24, F3676-24, F3675-24 and ISO 4000-1:2024, align the definitions of tread groove and principal grooves with proposals for UN R30 and R54, simplify the wording of the requirements for professional off-road tyres, and correct the transitional provision in paragraph 12.23. to specify approvals “first issued after 31 August 2028”.
Meeting Sessions: 196th WP.29 session (23-27 Jun 2025)
Document date: 10 Apr 25
Document status: Adopted by WP.29
Relevant to UN Regulation No. 117 \| Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance
Adoption Vote
This proposal (WP.29/2025/76), as amended by para. 72, was adopted by the World Forum. Thirty-four Contracting Parties out of the 57 applying UN R117 were present for the vote by AC.1. Thirty-four voted in favor with zero against and zero abstaining.
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UN R117: Proposal for Supplement 17 to the 02 series of amendments
Reference Number: WP.29/2025/75
Proposal to Update standard reference to ASTM F2493-24 and ISO 4000-1:2024 Align the definitions of tread groove and principal grooves with proposals for UN R30 and R54 Simplify the wording of the requirements for professional off-road tyres Correct the transitional provision in paragraph 12.23. to specify approvals “first issued after 31 August 2028”.
Meeting Sessions: 196th WP.29 session (23-27 Jun 2025)
Document date: 10 Apr 25
Document status: Adopted by WP.29
Relevant to UN Regulation No. 117 \| Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance
Adoption Vote
This proposal (WP.29/2025/75) was adopted by the World Forum. Thirty-four Contracting Parties out of the 57 applying UN R117 were present for the vote by AC.1. Thirty-four voted in favor with zero against and zero abstaining.
View full document file for more information