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7 Dec 2020 Report of the 15th Reverse Warning Sound Issues task force session TFRWS-15-07

16 Dec 2020 Invitation and draft agenda for the 17th TFRWS task force session TFRWS-17-01

16 Dec 2020 Draft agenda for the 8th TFMU task force session TFMU-08-01

29 Dec 2020 UN R41: Proposal for a new 05 series of amendments WP.29/2021/3

29 Dec 2020 UN R41: Proposal for Supplement 9 to the 04 series of amendments WP.29/2021/4

30 Dec 2020 UN R117: Proposal for Supplement 13 to the 02 series of amendments WP.29/2021/8

4 Jan 2021 Proposal to amend the Worn Tyres informal working group Terms of Reference GRBP-73-02

4 Jan 2021 Draft report of the 7th Sound Measurement Uncertainties task force session TFMU-07-06/Rev.1

5 Jan 2021 SRTT 16" tread depth wear evolution measurements WT-16-03/Rev.2

5 Jan 2021 Draft minutes of the 11 December WGWT working group session with test centers WT-17-02

5 Jan 2021 Surface roughness studies on buffed tires: Lateral Scanning vs Circumferential Scanning WT-17-03

11 Jan 2021 Draft Document of Reference: A General Approach to Estimate (Sound) Measurement Uncertainties TFMU-08-02/Rev.1

11 Jan 2021 Sound Measurement Uncertainties informal group status report TFMU-08-03

13 Jan 2021 Reversing warnings: Comments on the working draft UN Regulation TFRWS-15-03/Rev.3

13 Jan 2021 Reversing warning: Consolidated comments on the draft text TFRWS-16-03/Rev.1

13 Jan 2021 Reversing warning: Revised text (taking into account VRU-Proxi informal group work) TFRWS-17-03

13 Jan 2021 Background noise levels of residential areas in Japan TFRWS-17-04

13 Jan 2021 Reversing warning: Definition of "high level" sound TFRWS-17-05

13 Jan 2021 Draft minutes of the 16th Reversing Warning Systems task force session TFRWS-16-06

14 Jan 2021 Draft agenda for the 17th Worn Tyres working group session WT-17-01

18 Jan 2021 UN R41: Proposal for amendments to the 04 series of amendments GRBP-73-04

18 Jan 2021 UN R51: ASEP II informal group draft for a new series of amendments ASEP II-DG-01

19 Jan 2021 UN R51: Proposal for 04 series of amendments GRBP-73-05

19 Jan 2021 SRTT 16" tread depth wear evolution measurements WT-16-03/Rev.3

20 Jan 2021 Status of the Worn Tyres working group work plan WT-17-04

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UN R41: Proposal for a new 05 series of amendments
Reference Number: WP.29/2021/3
Proposal to clarify UN R41 and introduce provisions to improve testing to be more representative of real-world operation by expanding the scope of test and to align the Regulation with ISO 10844:2014, replacing provisions from ISO 10844:1998 (and proposing a clearer image for Figure 1).
Meeting Sessions: 183rd WP.29 session (9-11 Mar 2021)
Document date: 17 Dec 20
Document status: Adopted text published
Relevant to: UN Regulation No. 41 \| Motorcycle Noise
Adoption Vote
This proposal (WP.29/2021/3) was adopted by the World Forum. Thirty-five Contracting Parties out of the 48 applying UN R41 were present for the vote by AC.1. Thirty-five voted in favor with zero against and zero abstaining.
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UN R41: Proposal for Supplement 9 to the 04 series of amendments
Reference Number: WP.29/2021/4
Proposal to align the 04 series of amendments with ISO 10844:2014, replacing provisions from ISO 10844:1998 (and proposing a clearer image for Figure 1).
Meeting Sessions: 183rd WP.29 session (9-11 Mar 2021)
Document date: 17 Dec 20
Document status: Adopted text published
Relevant to: UN Regulation No. 41 \| Motorcycle Noise
Adoption Vote
This proposal (WP.29/2021/4) was adopted by the World Forum. Thirty-five Contracting Parties out of the 48 applying UN R41 were present for the vote by AC.1. Thirty-five voted in favor with zero against and zero abstaining.
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UN R117: Proposal for Supplement 13 to the 02 series of amendments
Reference Number: WP.29/2021/8
Proposal to Improve the reproducibility of the test method (in alignment with ISO 23671) Include maximum load and pressure information per ASTM F2493-19 Update the test report templates accordingly Remove the limitation for “moulded” markings Transition from SRTT14 to SRTT16 Align track friction requirements for track characterization per the transition Clarify vehicle selection provisions Introduce transitional provisions
Meeting Sessions: 183rd WP.29 session (9-11 Mar 2021)
Document date: 17 Dec 20
Document status: Adopted text published
Relevant to: UN Regulation No. 117 \| Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance
Adoption Vote
This proposal (WP.29/2021/8), as amended by para. 78 of the session report, was adopted by the World Forum. Thirty-seven Contracting Parties out of the 53 applying UN R117 were present for the vote by AC.1. Thirty-seven voted in favor with zero against and zero abstaining.
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