GRBP/2024/17
UN R117: Proposal to amend the 02, 03 and 04 series of amendments

Proposal to allow the use of LT-marked tyres under certain conditions and weight limits with a rolling resistance greater than the current limits.

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Excerpts from session reports
GRBP | Session 79 | 6-9 Feb 2024

26. The expert from AAPC presented draft amendments that allowed, under certain conditions and weight limits, the use of LT-marked tyres with a rolling resistance greater than the current limits in UN Regulation No. 117 (ECE/TRANS/WP.29/GRBP/2024/17). The experts from Japan and the United Kingdom indicated that the proposed amendments would lead to relaxation of the current requirements. The expert from France pointed out that he would need more time to study the consequences of the proposal. GRBP agreed to continue consideration of this matter at the next session.

GRBP | Session 80 | 17-20 Sep 2024

28. The expert from AAPC recalled that, at the previous session, they had presented the proposal in ECE/TRANS/WP.29/GRBP/2024/17 that allowed, under certain conditions and weight limits, the use of LT-marked tyres with a rolling resistance greater than the current limits in UN Regulation No. 117. Following comments by the experts from France, Italy, Netherlands, Switzerland and United Kingdom, GRBP was not in a position to support the proposal and indicated that such exemptions should be granted at the national or regional levels. Taking into account the GRBP views, the expert from AAPC agreed to withdraw the document and to pursue the issue at the regional level.