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4.9.1. Proposal for a new 03 series of amendments to UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip)

ECE/TRANS/WP.29/GRBP/72, para. 23 and ECE/TRANS/WP.29/GRBP/73, based on GRBP-74-33-Rev.1, ECE/TRANS/WP.29/GRBP/2021/17 as amended by GRBP-74-31-Rev.1 and GRBP-75-25-Rev.1.

WP.29/2022/83 | UN R117: Proposal for new 03 series of amendments