Road Traffic
1624United Nations Regulation No. 24. Uniform provisions concerning: I.The approval of compression ignition (C.I.) engines with regard to the emission of visible pollutants; II. The approval of motor vehicles with regard to the installation of C.I. engines of an approved type; III.The approval of motor vehicles equipped with C.I. engines with regard to the emission of visible pollutants by the engine; IV. The measurement of power of C.I. engine15 September 197215 September 1972, in accordance with article 1(5).15 September 1972, No. 4789Parties42United Nations, <i>Treaty Series </i>, vol. 835, p. 226; vol. 891, p. 178 and doc. E/ECE/324-E/ECE/ TRANS/505/Rev.1/Add.23/Amend.1 (revised text incorporating amendments series 01); vol. 1157, p. 402 (amendments series 02) and docs. E/ECE/324-E/ECE/TRANS/505/Rev.1/Add.23/Rev.1 (revised text incorporating amendments series 01 and 02) and Amend. 1 and vol. 1349, p. 327 (supplement to amendments series 02) and Rev.2 and vol. 1423, p. 291 (amendments series 03); depositary notification C.N.900.2000.TREATIES-1 of 27 September 2000 and doc. TRANS/WP.29/737 (supplement 1 to amendments series 03 and C.N.86.2001.TREATIES-1 of 27 March 2001 (adoption of amendments); C.N.1284.2004.TREATIES-1 of 23 December 2004 and doc. TRANS/WP.29/2004/65 (supplement 2 to amendments series 03) and C.N.478.2005.TREATIES-1 of 21 June 2005 (adoption); C.N.603.2006.TREATIES-1 of 2 August 2006 and doc. TRANS/WP.29/2006/36 (supplement 3 to amendments series 03) and C.N.73.2007.TREATIES-1 of 5 February 2007 (adoption); C.N.250.2019.TREATIES-XI.B.16.24 of 14 June 2019 (Amendments); C.N.9.2020.TREATIES-XI.B.16.24 of 14 January 2020 (Amendments); C.N.4.2022.TREATIES-XI.B.16.24 of 14 January 2022 (Amendments); C.N.200.2022.TREATIES-XI.B.16.24 of 25 July 2022 (Amendments); C.N.468.2022.TREATIES-XI.B.16.24 of 3 February 2023 (amendments); C.N.152.2023.TREATIES-XI.B.16.24 of 12 June 2023 (amendments); C.N.6.2024.TREATIES-XI.B.16.24 of 15 January 2024 (amendments); C.N.239.2024.TREATIES-XI.B.16.24 of 8 June 2024 (Amendments).<superscript>1</superscript>
Contracting Parties applying Regulation No. 24<superscript>2</superscript>ParticipantApplication of regulation, Succession(d)Armenia 1 Mar 2018 Australia 1 Jun 2010 Belarus 3 May 1995 Belgium12 Aug 1976 Bosnia and Herzegovina<superscript>3</superscript>28 Sep 1998 dBulgaria22 Nov 1999 Croatia<superscript>3</superscript>17 Mar 1994 dCzech Republic<superscript>4</superscript> 2 Jun 1993 dEgypt 5 Dec 2012 Estonia29 Oct 1998 European Union<superscript>5</superscript>23 Jan 1998 Finland15 Dec 1977 France<superscript>6</superscript>15 Sep 1972 Germany<superscript>7</superscript>14 Sep 1973 Greece 4 Oct 1995 Hungary19 Aug 1976 Italy 5 Feb 1974 Latvia19 Nov 1998 Lithuania28 Jan 2002 Luxembourg 2 Aug 1983 Malaysia 3 Feb 2006 Montenegro<superscript>8</superscript>23 Oct 2006 dNetherlands (Kingdom of the)21 Mar 1975 Nigeria18 Oct 2018 North Macedonia<superscript>3</superscript> 1 Apr 1998 dNorway 6 Jan 1999 Pakistan24 Feb 2020 Philippines 3 May 2023 Poland14 Sep 1992 Republic of Moldova21 Sep 2016 Romania23 Dec 1976 Russian Federation19 Dec 1986 San Marino27 Nov 2015 Serbia<superscript>3</superscript>12 Mar 2001 dSlovakia<superscript>4</superscript>28 May 1993 dSlovenia<superscript>3</superscript> 3 Nov 1992 dSpain<superscript>6</superscript>15 Sep 1972 Switzerland 4 Dec 1995 Türkiye16 Jan 2001 Uganda20 Mar 2023 Ukraine 9 Aug 2002 United Kingdom of Great Britain and Northern Ireland14 Oct 1975
1For additional references to the texts of the annexed regulations and their amendments, see doc. <a href="" target = "_ blank">TRANS/WP.29/343</a> as updated annually.2For technical reasons and in order to align this chapter with all others in the publication, the date indicated is no longer the date of effect of the regulation for the Contracting Party, but the date of receipt of the notification of application by the Secretary-General.3The former Yugoslavia applied Regulation No. 24 as from 6 November 1984. See also note 1 under “Bosnia and Herzegovina”, “Croatia”, “former Yugoslavia”, “Slovenia”, “The Former Yugoslav Republic of Macedonia” and “Yugoslavia” in the “Historical Information” section in the front matter of this volume.4Czechoslovakia applied Regulation No. 24 as from 9 December 1975. See also note 1 under “Czech Republic” and note 1 under “Slovakia” in the “Historical Information” section in the front matter of this volume.5In a letter dated 29 July 1998, the European Community informed the Secretary-General of the following:"The accession of the EC has the effect that the [...] regulations adhered to are not (in cases where a Member State already applied a regulation: no longer) applied by Member States by virtue of their status as Contracting Parties to the Agreement but exclusively in their capacity as Member States of the Contracting Party European Community. Thus, the 14 Member States already Contracting Parties themselves, now apply all [these] regulations by virtue of the EC's accession."... By the EC accession, Ireland has not become a Contracting Party. Only the EC has become a Contracting Party. Ireland being a Member State of this Contracting Party applies the [...] regulations [adhered to by the EC] by virtue of the EC's accession.It will be recalled that, as at 29 July 1999, States Members of the EC are: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Ireland, Italy, Luxembourg, The Netherlands, Portugal, Spain, Sweden and the United Kingdom.6Contracting State having proposed the Regulation and date of entry into force of the Regulation for that State in accordance with article 1 (3).7The German Democratic Republic applied Regulation No. 24 as from 18 May 1980.With regard to the above, the Government of the Federal Republic of Germany in a communication received on 14 January 1991, informed the Secretary-General of the following:- [Regulation No. 24 which had] been applied by both the Federal Republic of Germany and the German Democratic Republic shall continue to apply...The notification further states that it “. . . does not constitute a general statement of position by the Federal Republic of Germany on the question of state succession in relation to treaties.”See also note 2 under “Germany” in the “Historical Information” section in the front matter of this volume.8See note 1 under "Montenegro" in the "Historical Information" section in the front matter of this volume.