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Proposal for amendment to Regulations No. 51, 117, 138
Document GRBP-75-02/Rev.1
27 January 2022
Submitted by ISO
Status: Superseded
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Previous Documents, Discussions, and Outcomes
2. | UN Regulation No. 51 (Noise of M and N categories of vehicles)

6. The expert from ISO proposed to bring the latest ISO 10844:2021 standard test surface into UN Regulation No. 51 (ECE/TRANS/WP.29/GRBP/2022/13). GRBP adopted this proposal and requested the secretariat to submit it for consideration and vote at the March 2023 sessions of WP.29 and AC.1 as part of draft Supplement 8 to the 03 series of amendments to UN Regulation No. 51.

3. | UN Regulation No. 138 (Quiet road-transport vehicles)

11. The expert from ISO proposed to bring the latest ISO 10844:2021 standard test surface into UN Regulation No. 138 (ECE/TRANS/WP.29/GRBP/2022/15). GRBP adopted the proposal and requested the secretariat to submit it for consideration and vote at the March 2023 sessions of WP.29 and AC.1 as draft Supplement 3 to the 01 series of amendments to UN Regulation No. 138.

4. (c) | UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip)

18. The expert from ISO proposed that the latest ISO 10844:2021 standard test surface be brought into UN Regulation No. 117 (ECE/TRANS/WP.29/GRBP/2022/14). The expert from ETRTO tabled additional modifications (GRBP-76-35). GRBP adopted ECE/TRANS/WP.29/GRBP/2022/14, as amended by GRBP-76-35, and requested the secretariat to submit it for consideration and vote at the March 2023 sessions of WP.29 and AC.1 as draft Supplement 15 to the 02 series of amendments to UN Regulation No. 117.

3. | UN Regulation No. 138 (Quiet road transport vehicles).

14. The expert from ISO reported on technical measurement development for standard ISO 16254 (GRBP-75-03). He also presented an updated standard ISO 10844:2021 (GRBP-75-02-Rev.1/Add.1) and proposed to include it into UN Regulations Nos. 51, 117 and 138 (GRBP-75-02-Rev.1). GRBP invited the expert from ISO to submit an official document to the next session.

Related and Previous Documents
GRBP-75-02/Rev.1/Add.1
GRBP/2022/13
GRBP/2022/14
GRBP/2022/15
Relates to UN R51 | UN R117 | UN R138 |