International Energy Charter (May 20, 2015) Countries/Territories Entry into force Simple signature Afghanistan May 20, 2015 May 20, 2015 Albania May 20, 2015 May 20, 2015 Armenia May 20, 2015 May 20, 2015 Austria May 20, 2015 May 20, 2015 Bangladesh May 20, 2015 May 20, 2015 Belarus May 20, 2015 May 20, 2015 Belgium May 20, 2015 May 20, 2015 Benin May 20, 2015 May 20, 2015 Bulgaria May 20, 2015 May 20, 2015 Burundi May 20, 2015 May 20, 2015 Chad May 20, 2015 May 20, 2015 Chile May 20, 2015 May 20, 2015 China May 20, 2015 May 20, 2015 Colombia May 20, 2015 May 20, 2015 Croatia May 20, 2015 May 20, 2015 Cyprus May 20, 2015 May 20, 2015 Czech Republic May 20, 2015 May 20, 2015 Denmark May 20, 2015 May 20, 2015 Economic Community of West African States May 21, 2015 May 21, 2015 Estonia May 20, 2015 May 20, 2015 European Union May 20, 2015 May 20, 2015 Finland May 20, 2015 May 20, 2015 France May 20, 2015 May 20, 2015 Georgia May 20, 2015 May 20, 2015 Germany May 20, 2015 May 20, 2015 Greece May 20, 2015 May 20, 2015 Hungary May 20, 2015 May 20, 2015 Ireland May 20, 2015 May 20, 2015 Italy May 20, 2015 May 20, 2015 Japan May 20, 2015 May 20, 2015 Jordan May 20, 2015 May 20, 2015 Kazakhstan May 20, 2015 May 20, 2015 Latvia May 20, 2015 May 20, 2015 Lithuania May 20, 2015 May 20, 2015 Luxembourg May 20, 2015 May 20, 2015 Malta May 20, 2015 May 20, 2015 Mauritania May 20, 2015 May 20, 2015 Moldova, Republic of May 20, 2015 May 20, 2015 Mongolia May 20, 2015 May 20, 2015 Morocco May 20, 2015 May 20, 2015 Netherlands May 20, 2015 May 20, 2015 Niger May 20, 2015 May 20, 2015 Norway May 20, 2015 May 20, 2015 Pakistan May 21, 2015 May 21, 2015 Palestinian Authority May 20, 2015 May 20, 2015 Poland May 20, 2015 May 20, 2015 Portugal May 20, 2015 May 20, 2015 Romania May 20, 2015 May 20, 2015 Serbia May 20, 2015 May 20, 2015 Slovakia May 20, 2015 May 20, 2015 Slovenia May 20, 2015 May 20, 2015 Spain May 20, 2015 May 20, 2015 Sweden May 20, 2015 May 20, 2015 Switzerland May 20, 2015 May 20, 2015 Tanzania, Un. Rep. of May 21, 2015 May 21, 2015 Turkey May 20, 2015 May 20, 2015 Turkmenistan May 20, 2015 May 20, 2015 Uganda May 20, 2015 May 20, 2015 Ukraine May 20, 2015 May 20, 2015 United Kingdom May 20, 2015 May 20, 2015 United States of America May 20, 2015 May 20, 2015 Uzbekistan May 20, 2015 May 20, 2015 Yemen May 20, 2015 May 20, 2015 Cambodia May 20, 2015 May 20, 2015 Kyrgyzstan Oct 19, 2015 Oct 19, 2015 Korea, Republic of Oct 19, 2015 Oct 19, 2015 Montenegro Nov 17, 2015 Nov 17, 2015 Liechtenstein Oct 19, 2015 Oct 19, 2015 Bosnia and Herzegovina Oct 19, 2015 Oct 19, 2015 EURATOM European Atomic Energy Community Mar 1, 2016 Mar 1, 2016 Rwanda Dec 15, 2015 Dec 15, 2015 Senegal May 20, 2015 May 20, 2015 Iraq Sep 21, 2016 Sep 21, 2016 Iran, Islamic Republic of Sep 20, 2016 Sep 20, 2016 Eastern African Community Nov 25, 2016 Nov 25, 2016 Guatemala Nov 25, 2016 Nov 25, 2016 Eswatini, Kingdom of Nov 25, 2016 Nov 25, 2016 North Macedonia Nov 25, 2016 Nov 25, 2016