GRBP-83-48/Rev.1
UN R117: Proposal to supersede GRBP/2025/28
Source(s)
ETRTO
Date
10 Feb 2026
Status
Formal GR review
Subject
Impact
04 series of amendments | Supplement 4
Meeting(s)

Proposal to supersede GRBP/2025/28, consolidating amendment proposals from GRBP/2025/28, GRBP-82-27, GRBP/2026/6, and GRBP-83-20-Rev.2. Changes include moving tyre abrasion provisions to a separate UN Regulation, deleting paragraphs 5.7 to 5.10 and Annex 10, updating ASTM standard references to F2872-25, F2871-25, and F3678-25, amending Annex 5 part (b) paragraph 1.1.1., and deleting paragraph 2.21. defining abrasion performance terms.

Downloads
UNECE server
Related documents
GRBP/2025/28
UN R117: Proposal for Supplement 4 to the 04 series of amendments (Formal GR review)
GRBP-82-27
UN R117: Proposal for Supplement 4 to the 04 Series of amendments (Formal GR review)
GRBP/2026/6
UN R117: Proposal for a Supplement 4 to the 04 series of amendments (Formal GR review)
GRBP-83-20/Rev.2
UN R117: Proposal to amend document GRBP2026/6 (Formal GR review)
GRBP-83-51/Rev.1
Tyre abrasion task force status report (Part II)
Excerpts from session reports
GRBP | Session 82 | 3-5 Sep 2025

13. The expert from ETRTO proposed a correction to the 04 series of amendments to UN Regulation No. 117 (GRBP-82-27). GRBP adopted the proposal but agreed not to submit it immediately to WP.29 and AC.1, awaiting other amendment proposals to the same series of amendments.

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