Contracting Parties under UN R20 Headlamps (H4)

The following Contracting Parties are officially listed by the World Forum as applying this regulation. Nonetheless, this designation does not necessarily mean that a given Contracting Party either issues its own type approvals or accepts type approvals issued by other parties as there are exceptions.

Contracting Party Effective Date
Canada 06 March 2013

Unilateral acceptance outside the 1958 Agreement

Germany 16 September 1972
France 01 May 1971
Italy 04 July 1971
Austria 30 April 1972
European Union 24 March 1998
Belarus 01 September 2003
Belgium 01 May 1971
Bosnia and Herzegovina 06 March 1992
Bulgaria 01 January 2007
Croatia 08 October 1991
Cyprus 01 May 2004
Czech Republic 14 April 1972
Denmark 20 December 1976
Estonia 01 May 2004
Finland 17 September 1976
Russian Federation 08 April 1996
Poland 06 June 1992
United Kingdom of Great Britain and Northern Ireland 30 November 1971
North Macedonia 17 September 1991
Greece 03 December 1995
Hungary 18 October 1976
Ireland 24 March 1998
Latvia 18 January 1999
Lithuania 29 March 2002
Ukraine 08 October 2002
Luxembourg 01 October 1985
Malaysia 04 April 2006
Turkey 30 August 1998
Netherlands 01 May 1971
New Zealand 19 March 2002
Republic of South Africa 17 June 2001
Switzerland 02 February 1996
Malta 01 May 2004
Norway 21 February 1988
Montenegro 03 June 2006
Serbia 27 April 1992
Sweden 01 May 1971
Portugal 24 March 1998
Romania 21 February 1977
Slovak Republic 14 April 1972
Slovenia 27 August 1976
Spain 19 November 1973
Albania 05 November 2011
Georgia 25 May 2015
Egypt 03 February 2013
Republic of Moldova 20 November 2016
San Marino 26 January 2016
Nigeria 17 December 2018
Republic of Armenia 30 April 2018
Philippines 03 November 2022
Republic of Uganda 23 August 2022
Kyrgyz Republic 31 October 2023
Socialist Republic of Viet Nam 24 September 2023
Islamic Republic of Pakistan 24 April 2020