WP.29 Rulemaking Project
Tyre abrasion test method development
25 Feb EVE impact on Euro 7 emissions type-approval legislation (EC) EVE-94-16 2026-02-25
2 Mar Tyre abrasion: Convoy Test Method Dual-Normalisation Framework (ITTAC) GRBP-83-08 2026-03-02
10 Feb Position on tyre abrasion (OICA) GRBP-83-30 2026-02-10
18 Feb Tyre abrasion: Proposal to replace document GRBP/2025/27 GRBP-83-32/Rev.1 2026-02-18
6 Feb Documents submitted to GRBP on tyre regulations (ETRTO) GRBP-83-33/Rev.1 2026-02-06
11 Feb Tyre abrasion: Proposal to amend documents GRBP/2025/27 and GRBP-83-32 (Japan) GRBP-83-38 2026-02-11
11 Feb Tyre abrasion: Position on the draft new UN Regulation (JATMA) GRBP-83-40 2026-02-11
11 Feb Tyre Abrasion task force status report to GRBP GRBP-83-44 2026-02-11
11 Feb Tyre abrasion: Overview of proposed Annex 4 (Test method equivalence) (EC) GRBP-83-45 2026-02-11
11 Feb Tyre abrasion: Proposal for amendments to document GRBP-83-32 (EC) GRBP-83-46 2026-02-11
11 Feb Guidance on the Procedure for Demonstrating Equivalence of Vehicle Test and Indoor Drum Test Facilities for Tyre Abrasion and Determining the Transfer Function (EC) GRBP-83-47 2026-02-11
13 Jan Tyre Abrasion: Minutes of the 39th (December 2025) session TA-39-12/Rev.1 2026-01-13
12 Jan Tyre Abrasion: Agenda for the 41st (January 2026) session TA-41-01/Rev.1 2026-01-12
12 Jan Tyre abrasion: Drum-vehicle test method equivalence - new alternative proposal (ETRTO) TA-41-02 2026-01-12
16 Jan Tyre abrasion: Proposal to amend the new UNR (ETRTO) TA-41-03/Rev.1 2026-01-16
13 Jan Tyre abrasion: Overview of draft Annex 4: Procedure for Demonstrating Equivalence of Convoy and Drum Test Facilities TA-41-04 2026-01-13
13 Jan Tyre abrasion: 2026 Confirmation Plan Proposal TA-41-05 2026-01-13
13 Jan Data Assessment subgroup status report to the Tyre Abrasion informal group TA-41-06 2026-01-13
13 Jan Tyre abrasion: Concept of Equivalence Criteria (JASIC) TA-41-07 2026-01-13
23 Jan Tyre Abrasion: Agenda for the 42nd (January 2026) session TA-42-01 2026-01-23
26 Jan Tyre abrasion: Proposal for acceleration calculation (ETRTO) TA-42-02/Rev.2 2026-01-26
20 Jan Tyre abrasion: JRC analysis ETRTO-JASIC database (EC) TA-42-03 2026-01-20
26 Jan Tyre abrasion: Draft proprosals for amendments to GRBP/2025/27 TA-42-04/Rev.1 2026-01-26
23 Jan Tyre abrasion: Considerations on Transfer Function (ETRTO) TA-42-05 2026-01-23
23 Jan Tyre abrasion: Proposal on test method equivalence criteria (JASIC) TA-42-06 2026-01-23
26 Jan Tyre abrasion: 2026 Test Campaign Plan TA-42-07 2026-01-26
30 Jan Tyre Abrasion: Agenda for the 43rd (February 2026) session TA-43-01 2026-01-30
30 Jan Tyre abrasion: Draft vehicle and drum test equivalence annex TA-43-02 2026-01-30
30 Jan Tyre abrasion: Guidance for the vehicle-drum test equivalence annex TA-43-03 2026-01-30
2 Feb Procedure for Demonstrating Equivalence of Vehicle Test and Indoor Drum Test Facilities for Tyre Abrasion and Determining the Transfer Function for Indoor Drum Test Facilities (EC) TA-43-04 2026-02-02
2 Feb Overview of proposed Annex 4 to new UN Regulation on Tyre Abrasion (EC) TA-43-05 2026-02-02
2 Feb Tyre abrasion: Draft proposal to amend document GRBP/2025/27 TA-43-06 2026-02-02
2 Feb Tyre abrasion: Proposal for test method equivalence criteria (JASIC) TA-43-07 2026-02-02
2 Feb Tyre abrasion: Comments on the draft Annex 4 (Equivalence method) (JATMA) TA-43-08 2026-02-02
3 Feb Participants list from the 43rd Tyre Abrasion task force session TA-43-10 2026-02-03
3 Feb Tyre abrasion: Proposal on temperature range for reference tyre measurement (ETRTO and LINK) TA-43-11 2026-02-03
4 Feb Tyre Abrasion: Agenda for the 44th (February 2026) session TA-44-01 2026-02-04
4 Feb Tyre abrasion: Proposal to amend document GRBP/2025/27 TA-44-02 2026-02-04
5 Feb Tyre abrasion: Questions on the draft proposals for Annex 4 (testing equivalence) (ETRTO) TA-44-03 2026-02-05
5 Feb Tyre abrasion: Is there a difference between 2 cars fitted with SRTT? (Dekra) TA-44-04 2026-02-05
5 Feb Tyre abrasion: Proposals for test-method equivalence criteria (JASIC) TA-44-05 2026-02-05
5 Feb Tyre abrasion: Draft task force status report to GRBP TA-44-06 2026-02-05
27 Feb Tyre Abrasion: Agenda for the 45th (March 2026) session TA-45-01 2026-02-27
27 Feb Tyre abrasion: Working draft version 1a amending document GRBP-83-46 TA-45-02/Rev.1 2026-02-27
18 Feb Tyre abrasion: Working draft version 1b amending document GRBP-83-32 TA-45-03 2026-02-18
2 Mar Tyre abrasion: Small working group status report on data assessment and method equivalency TA-45-04 2026-03-02
2 Mar Tyre abrasion: Position on test-method equivalence proposal (ETRTO) TA-45-05 2026-03-02
2 Mar Tyre abrasion: Position on text-method equivalence criteria (JASIC) TA-45-06 2026-03-02
2 Mar Tyre abrasion: Proposal from Japan (document GRBP-83-38) (Japan) TA-45-07 2026-03-02
5 Mar Tyre Abrasion Test: Convoy Method – Dual-Normalisation Framework (ITTAC) TA-45-08/Rev.1 2026-03-05
2 Mar Tyre abrasion: Report on analysis of draft Annex 4 on test method equivalence (EC) TA-45-09 2026-03-02
2 Mar Tyre abrasion: Convoy method-Improvement of repeatability on cars with SRTT (Dekra) TA-45-10 2026-03-02
11 Mar Tyre Abrasion: Agenda for the 46th (March 2026) session TA-46-01 2026-03-11