UN Regulation No. 51
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Amendments Revisions Contracting Parties Documents Meetings Notifications ← Back
Contracting Parties 54 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