Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance

Related groups: GRB, GRBP, GRRF, STD, TFSL, TFST, and WT
183rd WP.29 session (9-11 Mar): With 37 of the 53 Contracting Parties applying UN R117 present and voting, AC.1 adopted document WP.29/2021/8, as amended by para. 78 of the session report per the session report, by a vote of 37 in favor, 0 opposed, with 0 abstaining.