Thursday, 8 January 2026
Week 02
Cookies help us deliver our services. By using our services, you agree to our use of cookies.
OK
Learn more
Menu
Sign up for more information.
Already signed up?
Sign In
Sign In
Upcoming Meetings
×
Task Force on the Fitness of GRVA Regulations for Application to ADS Veh...
Informal Working Group on Automated Driving Systems | Session 18 | 14 Jan
Working Party on Automated and Connected Vehicles | Session 24 | 19-23 ...
Informal Working Group on Artificial Intelligence | Session 5 | 19 Jan
Electric Vehicles and the Environment | Session 93 | 20-21 Jan
ITS Task Force on Vehicular Communications | Session 12 | 23 Jan
Environmental and Propulsion Performance Requirements for L-category Veh...
EqOP Task Force on Restraint Requirements | Session 2 | 28 Jan
GRBP Task Force on Automated Vehicle Regulation Screening | Session 21 |...
Task Force on the Fitness of GRVA Regulations for Application to ADS Veh...
Event Data Recorders and Data Storage Systems for Automated Driving | Se...
Special Interest Group on Emergency Door Openings | Session 4 | 3-5 Feb
View complete calendar
Recent Headlines
×
6 May 2025 CO2 emissions EP fast-tracks vote on flexibility measures for...
10 Mar 2025 Electric vehicles and climatisation measuring the impact on...
29 Jan 2025 EU Parliament report on vehicle circularity and end-of-life...
9 Jan 2025 High-visibility clothing may thwart pedestrian crash prevention...
30 Dec 2024 Australia ceases UN R147 application
20 Dec 2024 NHTSA Proposes National Program for Vehicles with Automated...
Vehicle System Pages
×
Lighting and Light-Signalling
Passive Safety
Driving Automation
Emissions and Energy
Vehicle and Tyre Noise
Braking and Steering
Tyres
General Construction Safety
Vehicle Categories Pages
×
Definitions
Motorcycles
Passenger Vehicles
Commercial Vehicles
Agricultural Vehicles
Trailers
Home
Latest Documents
(13 past week)
Upcoming Meetings
Regulatory Changes
World Forum and subsidiary bodies
WP.29 Regulations
Vehicle System Pages
WP.29 Meeting Calendar
WP.29 Participants
GAR Resource Library
Join GAR
Contact GAR
previous regulation
next regulation
UN Regulation No. 51
Vehicle Noise Emissions
Overseen by
GRB
and
GRBP
Contracting Parties
Albania
( 5 Nov 2011)
Armenia
(30 Apr 2018)
Austria
(24 Mar 1998)
Belarus
( 2 Jul 1995)
Belgium
(15 Jul 1982)
Bosnia-Herzegovina
( 6 Mar 1992)
Bulgaria
(21 Jan 2000)
Canada
( 6 Mar 2013)
Croatia
( 8 Oct 1991)
Cyprus
( 1 May 2004)
Czech Republic
( 4 Jan 1983)
Denmark
(24 Mar 1998)
EU
(24 Mar 1998)
Egypt
( 3 Feb 2013)
Estonia
(28 Dec 1998)
Finland
( 5 Jul 1988)
France
(17 Feb 1987)
Georgia
(25 May 2015)
Germany
( 3 Oct 1990)
Greece
( 3 Dec 1995)
Hungary
(26 Mar 1984)
Ireland
(24 Mar 1998)
Italy
( 6 May 1983)
Japan
(13 Jun 2016)
Kyrgyzstan
(31 Oct 2023)
Latvia
(18 Jan 1999)
Lithuania
(29 Mar 2002)
Luxembourg
( 1 May 1984)
Malaysia
( 4 Apr 2006)
Malta
( 1 May 2004)
Moldova
(20 Nov 2016)
Montenegro
( 3 Jun 2006)
Netherlands
(21 Jun 1985)
Nigeria
(17 Dec 2018)
North Macedonia
(17 Sep 1991)
Norway
(24 May 1993)
Pakistan
(24 Apr 2020)
Philippines
( 3 Nov 2022)
Poland
(13 Nov 1992)
Portugal
(24 Mar 1998)
Romania
( 3 Feb 1984)
Russia
(17 Feb 1987)
San Marino
(26 Jan 2016)
Serbia
(27 Apr 1992)
Slovakia
( 4 Jan 1983)
Slovenia
( 5 Jan 1985)
Spain
(15 Jul 1982)
Sweden
( 2 Aug 1997)
Switzerland
(12 Feb 2011)
Türkye
( 7 Jul 2000)
UK
(16 Aug 1993)
Uganda
(23 Aug 2022)
Ukraine
( 8 Oct 2002)
Uzbekistan
(19 Dec 2025)