| Marshall Islands | New/updated NDC | 22/11/2018 | 0 | - | UNFCCC NDC Registry |
| Suriname | New/updated NDC | 09/12/2019 | 0.01 | - | UNFCCC NDC Registry |
| Norway | New/updated NDC | 07/02/2020 | 0.05 | Y | UNFCCC NDC Registry |
| Moldova | New/updated NDC | 04/03/2020 | 0.02 | - | UNFCCC NDC Registry |
| Japan | New/updated NDC | 31/03/2020 | 2.56 | N | UNFCCC NDC Registry |
| Singapore | New/updated NDC | 31/03/2020 | 0.13 | N | UNFCCC NDC Registry |
| Chile | New/updated NDC | 09/04/2020 | 0.01 | Y | UNFCCC NDC Registry |
| New Zealand | New/updated NDC | 22/04/2020 | 0.13 | N | UNFCCC NDC Registry |
| Andorra | New/updated NDC | 20/05/2020 | 0 | - | UNFCCC NDC Registry |
| Rwanda | New/updated NDC | 20/05/2020 | 0.02 | - | UNFCCC NDC Registry |
| Jamaica | New/updated NDC | 01/07/2020 | 0.02 | - | UNFCCC NDC Registry |
| Vietnam | New/updated NDC | 11/09/2020 | 0.64 | N | UNFCCC NDC Registry |
| Cuba | New/updated NDC | 17/09/2020 | 0.06 | - | UNFCCC NDC Registry |
| Mongolia | New/updated NDC | 13/10/2020 | 0.14 | - | UNFCCC NDC Registry |
| Thailand | New/updated NDC | 26/10/2020 | 0.85 | - | UNFCCC NDC Registry |
| Russia | New/updated NDC | 25/11/2020 | 4.84 | N | UNFCCC NDC Registry |
| Grenada | New/updated NDC | 01/12/2020 | 0 | - | UNFCCC NDC Registry |
| Nepal | New/updated NDC | 08/12/2020 | 0.12 | - | UNFCCC NDC Registry |
| Brazil | New/updated NDC | 09/12/2020 | 2.79 | N | UNFCCC NDC Registry |
| Switzerland | New/updated NDC | 09/12/2020 | 0.09 | N | UNFCCC NDC Registry |
| Tonga | New/updated NDC | 09/12/2020 | 0 | - | UNFCCC NDC Registry |
| Costa Rica | New/updated NDC | 11/12/2020 | 0.01 | - | UNFCCC NDC Registry |
| United Kingdom | New/updated NDC | 12/12/2020 | 0.94 | Y | UNFCCC NDC Registry |
| Papua New Guinea | New/updated NDC | 16/12/2020 | 0.13 | - | UNFCCC NDC Registry |
| Peru | New/updated NDC | 18/12/2020 | 0.34 | - | UNFCCC NDC Registry |
| EU | New/updated NDC | 18/12/2020 | 6.41 | Y | UNFCCC NDC Registry |
| Nicaragua | New/updated NDC | 24/12/2020 | 0.04 | - | UNFCCC NDC Registry |
| Kenya | New/updated NDC | 28/12/2020 | 0.1 | Y | UNFCCC NDC Registry |
| Maldives | New/updated NDC | 28/12/2020 | 0 | - | UNFCCC NDC Registry |
| Monaco | New/updated NDC | 28/12/2020 | - | - | UNFCCC NDC Registry |
| Panama | New/updated NDC | 28/12/2020 | 0.05 | - | UNFCCC NDC Registry |
| Dominican Republic | New/updated NDC | 29/12/2020 | 0.06 | - | UNFCCC NDC Registry |
| Senegal | New/updated NDC | 29/12/2020 | 0.07 | - | UNFCCC NDC Registry |
| United Arab Emirates | New/updated NDC | 29/12/2020 | 0.53 | - | UNFCCC NDC Registry |
| Argentina | New/updated NDC | 30/12/2020 | 0.98 | Y | UNFCCC NDC Registry |
| Colombia | New/updated NDC | 30/12/2020 | 0.47 | - | UNFCCC NDC Registry |
| Mexico | New/updated NDC | 30/12/2020 | 1.39 | - | UNFCCC NDC Registry |
| South Korea | New/updated NDC | 30/12/2020 | 1.33 | - | UNFCCC NDC Registry |
| Zambia | New/updated NDC | 30/12/2020 | 1 | - | UNFCCC NDC Registry |
| Australia | New/updated NDC | 31/12/2020 | 1.05 | N | UNFCCC NDC Registry |
| Bangladesh | New/updated NDC | 31/12/2020 | 0.42 | - | UNFCCC NDC Registry |
| Brunei | New/updated NDC | 31/12/2020 | 0.03 | - | UNFCCC NDC Registry |
| Cambodia | New/updated NDC | 31/12/2020 | 0.13 | - | UNFCCC NDC Registry |
| Fiji | New/updated NDC | 31/12/2020 | 0 | - | UNFCCC NDC Registry |
| Ethiopia | New/updated NDC | 31/12/2020 | 0.38 | - | UNFCCC NDC Registry |
| Sri Lanka | Stated intention | | 0.08 | - | World Resources Institute video |
| Chad | Stated intention | | 0.21 | - | UN Climate Action Summit |
| Nigeria | Stated intention | | 0.97 | - | World Resources Institute video |
| South Sudan | Stated intention | | - | - | Climate Ambition Alliance statement from Chilean Presidency |
| Micronesia | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Honduras | Stated intention | | 0.1 | - | World Resources Institute video |
| Seychelles | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| South Africa | Stated intention | | 1.01 | - | UN Climate Action Summit |
| Côte d'Ivoire | Stated intention | | 0.06 | - | World Resources Institute video |
| Gambia | Stated intention | | 0 | - | World Resources Institute video |
| China | Stated intention | | 23.45 | Y | UN General Assembly |
| Bahamas | Stated intention | | 0.01 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Barbados | Stated intention | | 0.01 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Belarus | Stated intention | | 0.16 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Belize | Stated intention | | 0.01 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Benin | Stated intention | | 0.05 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Burkina Faso | Stated intention | | 0.08 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Cape Verde | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Comoros | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Cook Islands | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Dominica | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Georgia | Stated intention | | 0.03 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Ghana | Stated intention | | 0.1 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Guinea | Stated intention | | 0.09 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Guyana | Stated intention | | 0.08 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Kiribati | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Lebanon | Stated intention | | 0.06 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Liberia | Stated intention | | 0.02 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Mali | Stated intention | | 0.1 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Mauritius | Stated intention | | 0.01 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Morocco | Stated intention | | 0.18 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Niue | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Palau | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Saint Kitts and Nevis | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Saint Lucia | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Saint Vincent and the Grenadines | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Samoa | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Timor-Leste | Stated intention | | - | - | Climate Ambition Alliance statement from Chilean Presidency |
| Trinidad and Tobago | Stated intention | | 0.05 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Tunisia | Stated intention | | 0.08 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Tuvalu | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Uruguay | Stated intention | | 0.05 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Armenia | Stated intention | | 0.02 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Botswana | Stated intention | | 0.14 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Ecuador | Stated intention | | 0.2 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Macedonia | Stated intention | | 0.02 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Montenegro | Stated intention | | 0.01 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Pakistan | Stated intention | | 0.82 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Serbia | Stated intention | | 0.13 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Uganda | Stated intention | | 0.16 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Afghanistan | Stated intention | | 0.2 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Angola | Stated intention | | 0.36 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Bhutan | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Burundi | Stated intention | | 0.02 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Central African Republic | Stated intention | | 0.15 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Democratic Republic of the Congo | Stated intention | | 0.46 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Djibouti | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Eritrea | Stated intention | | 0.02 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Guinea-Bissau | Stated intention | | 0.01 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Haiti | Stated intention | | 0.02 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Laos | Stated intention | | 0.1 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Madagascar | Stated intention | | 0.12 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Malawi | Stated intention | | 0.04 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Mauritania | Stated intention | | 0.02 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Mozambique | Stated intention | | 0.15 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Myanmar | Stated intention | | 0.44 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Niger | Stated intention | | 0.09 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Sao Tome and Principe | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Sierra Leone | Stated intention | | 0.03 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Somalia | Stated intention | | 0.08 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Sudan | Stated intention | | 0.31 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Tanzania | Stated intention | | 0.65 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Togo | Stated intention | | 0.03 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Yemen | Stated intention | | 0.05 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Zimbabwe | Stated intention | | 0.13 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Bosnia and Herzegovina | Stated intention | | 0.06 | - | Direct correspondence with country representatives by ClimateWatch |
| Antigua and Barbuda | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Namibia | Stated intention | | 0.04 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Nauru | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Solomon Islands | Stated intention | | 0.01 | - | Climate Ambition Alliance statement from Chilean Presidency |
| Ukraine | Stated intention | | 0.57 | Y | Climate Ambition Alliance statement from Chilean Presidency |
| Vanuatu | Stated intention | | 0 | - | Climate Ambition Alliance statement from Chilean Presidency |