Proposal to make a correction to the procedure of free rolling tyre noise testing described in Annex 8.
Supplement 7 introduced an inconsistency in R51.03 Annex 8. As currently written, it requires free-rolling tyre noise testing to be conducted in accordance with both ISO 362-3:2016 and Annex 3, Appendix 3
Proposal replaces document GRBP/2025/20
Proposal as adopted by the Working Party on Lighting and Light-Signalling (GRE) at its sixty-seventh session to introduce provisions for the use of light-emitting diode (LED) light sources into UN R87 per the proposed new regulation on LED lighting.