Contracting Parties under UN R28 Audible Warning Devices

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
Sweden 08 June 1973
Germany 25 October 1975
France 15 January 1973
Italy 26 August 1973
Netherlands 21 June 1985
Austria 30 May 1981
European Union 24 March 1998
Japan 24 November 1998
Belarus 02 July 1995
Belgium 11 October 1976
Bosnia and Herzegovina 06 March 1992
Bulgaria 21 January 2000
Croatia 08 October 1991
Cyprus 01 May 2004
Czech Republic 03 November 1985
Denmark 20 December 1976
Estonia 25 July 1999
Finland 05 July 1988
Russian Federation 17 February 1987
Poland 13 November 1992
United Kingdom of Great Britain and Northern Ireland 01 June 1975
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 May 1984
Malaysia 04 April 2006
Turkey 12 July 1999
Switzerland 02 February 1996
Malta 01 May 2004
Norway 21 February 1988
Montenegro 03 June 2006
Serbia 27 April 1992
Portugal 24 March 1998
Romania 21 February 1977
Slovak Republic 03 November 1985
Slovenia 01 April 1985
Spain 15 January 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