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 | ||
|---|---|---|---|
| Australia | 15 June 2015 | ||
| Austria | 15 June 2015 | ||
| Azerbaijan | 15 June 2015 | ||
| Belarus | 15 June 2015 | ||
| Belgium | 15 June 2015 | ||
| Bosnia and Herzegovina | 15 June 2015 | ||
| Bulgaria | 15 June 2015 | ||
| Croatia | 15 June 2015 | ||
| Cyprus | 15 June 2015 | ||
| Czech Republic | 15 June 2015 | ||
| Denmark | 15 June 2015 | ||
| Estonia | 15 June 2015 | ||
| European Union | 15 June 2015 | ||
| Finland | 15 June 2015 | ||
| France | 15 June 2015 | ||
| Germany | 15 June 2015 | ||
| Greece | 15 June 2015 | ||
| Hungary | 15 June 2015 | ||
| Italy | 15 June 2015 | ||
| Kazakhstan | 15 June 2015 | ||
| Latvia | 15 June 2015 | ||
| Lithuania | 15 June 2015 | ||
| Luxembourg | 15 June 2015 | ||
| Malaysia | 15 June 2015 | ||
| Egypt | 15 June 2015 | ||
| Albania | 15 June 2015 | ||
| Netherlands | 15 June 2015 | ||
| New Zealand | 15 June 2015 | ||
| Norway | 15 June 2015 | ||
| Poland | 15 June 2015 | ||
| Portugal | 15 June 2015 | ||
| Republic of Korea | 15 June 2015 | ||
| Romania | 15 June 2015 | ||
| Russian Federation | 15 June 2015 | ||
| Serbia | 15 June 2015 | ||
| Slovak Republic | 15 June 2015 | ||
| Slovenia | 15 June 2015 | ||
| Republic of South Africa | 15 June 2015 | ||
| Spain | 15 June 2015 | ||
| Sweden | 15 June 2015 | ||
| Switzerland | 15 June 2015 | ||
| Thailand | 15 June 2015 | ||
| Tunisia | 15 June 2015 | ||
| Turkey | 15 June 2015 | ||
| North Macedonia | 15 June 2015 | ||
| Ukraine | 15 June 2015 | ||
| United Kingdom of Great Britain and Northern Ireland | 15 June 2015 | ||
| Ireland | 15 June 2015 | ||
| Georgia | 15 June 2015 | ||
| Japan | 15 October 2016 | ||
| Republic of Moldova | 20 November 2016 | ||
| San Marino | 26 January 2016 | ||
| Malta | 15 June 2015 | ||
| Montenegro | 15 June 2015 | ||
| 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 |