Working Party
Working Party on Noise (GRB)

Reports to: WP.29
Session 53 15-17 Feb 2011 53 2011-02-15
Session 52 6-8 Sep 2010 52 2010-09-06
Session 54 19-21 Sep 2011 54 2011-09-19
Session 51 15-17 Feb 2010 51 2010-02-15
Session 48 1-3 Sep 2008 48 2008-09-01
Session 49 16-18 Feb 2009 49 2009-02-16
Session 50 1-3 Sep 2009 50 2009-09-01
Session 42 5-7 Sep 2005 42 2005-09-05
Session 47 19-21 Feb 2008 47 2008-02-19
Session 55 7-9 Feb 2012 55 2012-02-07
Session 56 3-5 Sep 2012 56 2012-09-03
Session 57 5-7 Feb 2013 57 2013-02-05
Session 58 2-4 Sep 2013 58 2013-09-02
Session 59 28-30 Jan 2014 59 2014-01-28
Session 60 1-3 Sep 2014 60 2014-09-01
Session 61 27-29 Jan 2015 61 2015-01-27
Session 62 1-3 Sep 2015 62 2015-09-01
Session 63 16-18 Feb 2016 63 2016-02-16
Session 64 5-7 Sep 2016 64 2016-09-05
Session 65 15-17 Feb 2017 65 2017-02-15
Session 66 4-6 Sep 2017 66 2017-09-04
Session 67 24-26 Jan 2018 67 2018-01-24
Session 68 12-14 Sep 2018 68 2018-09-12
Session 69 23-25 Jan 2019 69 2019-01-23
Recent documents submitted to GRB
Groups reporting to GRB
Please note that some groups may no longer be active.
ASEP Informal Group on Additional Sound Emissions Provisions Last session: November 2005 Latest session 2005
ASEP II 2nd Informal Working Group on Additional Sound Emission Provisions Last session: June 2020 Latest session 2020
EFV Informal Group on Environmentally Friendly Vehicles Last session: June 2011 Latest session 2011
GTRQRTV Global Technical Regulation for Quiet Road Transport Vehicles Informal Group Last session: May 2018 Latest session 2018
IWG-R51/R59 Informal Working Group on UN Regulations Nos. 51 and 59 Last session: October 2014 Latest session 2014
QRTV Informal Group on Quiet Road Transport Vehicles Last session: February 2012 Latest session 2011
R41WG Informal Working Group on Motorcycle Noise Emissions (Regulation No. 41) Last session: June 2010 Latest session 2010
REG58-QRTV Informal Working Group for the Development of a UN Regulation on Quiet Road Transport Vehicles Last session: February 2016 Latest session 2015
STD Joint GRRF/GRB informal group on Special Tyre Definitions Last session: August 2009 Latest session 2009
TFRWS Task Force on Reverse Warning Sound Issues Next session: 7 Dec Latest session 2020
TYREGTR Informal Group on the Development of a Tyre GTR Last session: September 2019 Latest session 2019
Subjects directly under GRB
Please note that some items may no longer be active.
GTR No. 16 Tires Last updated: September 2020 GTR 16
QRTV-GTR Last updated: September 2018 Program
Reversing Warning Last updated: November 2020 Program
UN R9 Three-Wheeled Cycle Noise Last updated: December 2019 UNR 9
UN R28 Audible Warning Devices Last updated: December 2019 UNR 28
UN R30 Pneumatic Tires Last updated: November 2020 UNR 30
UN R41 Motorcycle Noise Last updated: September 2020 UNR 41
UN R51 Vehicle Noise Last updated: November 2020 UNR 51
UN R54 CV Tires Last updated: September 2020 UNR 54
UN R59 Replacement Silencing Systems Last updated: December 2019 UNR 59
UN R63 Moped Noise Last updated: November 2018 UNR 63
UN R64 Spare Tires Last updated: January 2020 UNR 64
UN R75 Motorcycle Tires Last updated: September 2020 UNR 75
UN R88 Moped Retro-reflective Tires Last updated: September 2016 UNR 88
UN R92 Motorcycle RESS Last updated: January 2019 UNR 92
UN R106 Agricultural Tires Last updated: September 2020 UNR 106
UN R108 Retreaded Tires Last updated: November 2020 UNR 108
UN R109 CV Retreaded Tires Last updated: November 2020 UNR 109
UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance Last updated: November 2020 UNR 117
UN R138 Quiet Road Transport Vehicles Last updated: April 2020 UNR 138
UN R142 Tyre Installation Last updated: November 2020 UNR 142