Compare data on Parliaments
End of the parliamentary mandate
| Country | Chamber | End of the parliamentary mandate | Structure | Chamber type |
|---|---|---|---|---|
| House of the People (Suspended) | Other | Bicameral | Lower chamber | |
| House of Elders (Suspended) | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber | |
| Albania | Parliament | When the mandates of the new members are validated | Unicameral | - |
| Algeria | National People's Assembly | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Algeria | Council of the Nation | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Andorra | General Council | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Angola | National Assembly | When the new chamber meets for the first time | Unicameral | - |
| Antigua and Barbuda | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Antigua and Barbuda | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Argentina | Chamber of Deputies | At a fixed date | Bicameral | Lower chamber |
| Argentina | Senate | At a fixed date | Bicameral | Upper chamber |
| Armenia | National Assembly | When the new chamber meets for the first time | Unicameral | - |
| Australia | House of Representatives | Other | Bicameral | Lower chamber |
| Australia | Senate | At a fixed date | Bicameral | Upper chamber |
| Austria | National Council | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Austria | Federal Council | Other | Bicameral | Upper chamber |
| Azerbaijan | National Assembly | When the mandates of the new members are validated | Unicameral | - |
| Bahamas | House of Assembly | No information available | Bicameral | Lower chamber |
| Bahamas | Senate | No information available | Bicameral | Upper chamber |
| Bahrain | Council of Representatives | No information available | Bicameral | Lower chamber |
| Bahrain | Shura Council | No information available | Bicameral | Upper chamber |
| Bangladesh | Parliament | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Barbados | House of Assembly | No information available | Bicameral | Lower chamber |
| Barbados | Senate | No information available | Bicameral | Upper chamber |
| Belarus | House of Representatives | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Belarus | Council of the Republic | When the new chamber meets for the first time | Bicameral | Upper chamber |
| Belgium | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Belgium | Senate | Other | Bicameral | Upper chamber |
| Belize | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Belize | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Benin | National Assembly | No information available | Unicameral | - |
| Bhutan | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Bhutan | National Council | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Bolivia (Plurinational State of) | Chamber of Deputies | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Bolivia (Plurinational State of) | Chamber of Senators | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Bosnia and Herzegovina | House of Representatives | When the mandates of the new members are validated | Bicameral | Lower chamber |
| Bosnia and Herzegovina | House of Peoples | When the mandates of the new members are validated | Bicameral | Upper chamber |
| Botswana | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Brazil | Chamber of Deputies | At a fixed date | Bicameral | Lower chamber |
| Brazil | Federal Senate | At a fixed date | Bicameral | Upper chamber |
| Brunei Darussalam | Legislative Council | Other | Unicameral | - |
| Bulgaria | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Burkina Faso | Transitional Legislative Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Burundi | National Assembly | When the mandates of the new members are validated | Bicameral | Lower chamber |
| Burundi | Senate | Other | Bicameral | Upper chamber |
| Cabo Verde | National Assembly | When the new chamber meets for the first time | Unicameral | - |
| Cambodia | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Cambodia | Senate | When the mandates of the new members are validated | Bicameral | Upper chamber |
| Cameroon | National Assembly | On the day of new elections | Bicameral | Lower chamber |
| Cameroon | Senate | On the day of new elections | Bicameral | Upper chamber |
| Canada | House of Commons | Other | Bicameral | Lower chamber |
| Canada | Senate | Other | Bicameral | Upper chamber |
| Central African Republic | National Assembly | No information available | Unicameral | - |
| Chad | Transitional National Council | When the new chamber meets for the first time | Unicameral | - |
| Chile | Chamber of Deputies | At a fixed date | Bicameral | Lower chamber |
| Chile | Senate | At a fixed date | Bicameral | Upper chamber |
| China | National People's Congress | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Colombia | House of Representatives | No information available | Bicameral | Lower chamber |
| Colombia | Senate | No information available | Bicameral | Upper chamber |
| Comoros | Assembly of the Union | No information available | Unicameral | - |
| Congo | National Assembly | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Congo | Senate | No information available | Bicameral | Upper chamber |
| Costa Rica | Legislative Assembly | At a fixed date | Unicameral | - |
| Croatia | Croatian Parliament | When the new chamber meets for the first time | Unicameral | - |
| Cuba | National Assembly of the People's Power | When the new chamber meets for the first time | Unicameral | - |
| Cyprus | House of Representatives | When the mandates of the new members are validated | Unicameral | - |
| Czechia | Chamber of Deputies | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Czechia | Senate | Other | Bicameral | Upper chamber |
| Côte d'Ivoire | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Côte d'Ivoire | Senate | No information available | Bicameral | Upper chamber |
| Democratic People's Republic of Korea | Supreme People's Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Democratic Republic of the Congo | National Assembly | When the mandates of the new members are validated | Bicameral | Lower chamber |
| Democratic Republic of the Congo | Senate | When the mandates of the new members are validated | Bicameral | Upper chamber |
| Denmark | The Danish Parliament | On the day of new elections | Unicameral | - |
| Djibouti | National Assembly | When the mandates of the new members are validated | Unicameral | - |
| Dominica | House of Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Dominican Republic | Chamber of Deputies | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Dominican Republic | Senate | At a fixed date | Bicameral | Upper chamber |
| Ecuador | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Egypt | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Egypt | Senate | No information available | Bicameral | Upper chamber |
| El Salvador | Legislative Assembly | Other | Unicameral | - |
| Equatorial Guinea | Chamber of Deputies | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Equatorial Guinea | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Eritrea | National Assembly | No information available | Unicameral | - |
| Estonia | The Estonian Parliament | When the mandates of the new members are validated | Unicameral | - |
| Eswatini | House of Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Eswatini | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Ethiopia | House of Peoples' Representatives | When the mandates of the new members are validated | Bicameral | Lower chamber |
| Ethiopia | House of the Federation | No information available | Bicameral | Upper chamber |
| Fiji | Parliament | Other | Unicameral | - |
| Finland | Parliament | When the mandates of the new members are validated | Unicameral | - |
| France | National Assembly | Other | Bicameral | Lower chamber |
| France | Senate | Other | Bicameral | Upper chamber |
| Gabon | Transitional National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Gabon | Transitional Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Gambia (The) | National Assembly | On the day of new elections | Unicameral | - |
| Georgia | Parliament | When the new chamber meets for the first time | Unicameral | - |
| Germany | German Bundestag | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Germany | Federal Council | Other | Bicameral | Upper chamber |
| Ghana | Parliament | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Greece | Hellenic Parliament | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Grenada | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Grenada | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Guatemala | Congress of the Republic | When the new chamber meets for the first time | Unicameral | - |
| Guinea | Transitional National Council | When the mandates of the new members are validated | Unicameral | - |
| Guinea-Bissau | People's National Assembly | When the mandates of the new members are validated | Unicameral | - |
| Guyana | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Haiti | Chamber of Deputies | Other | Bicameral | Lower chamber |
| Haiti | Senate | Other | Bicameral | Upper chamber |
| Honduras | National Congress | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Hungary | National Assembly | When the new chamber meets for the first time | Unicameral | - |
| Iceland | Parliament | On the day of new elections | Unicameral | - |
| India | House of the People | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| India | Council of States | Other | Bicameral | Upper chamber |
| Indonesia | House of Representatives | When the mandates of the new members are validated | Unicameral | - |
| Iran (Islamic Republic of) | Islamic Parliament of Iran | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Iraq | Council of Representatives of Iraq | On the day of new elections | Unicameral | - |
| Ireland | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Ireland | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Israel | Parliament | When the new chamber meets for the first time | Unicameral | - |
| Italy | Chamber of Deputies | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Italy | Senate | When the new chamber meets for the first time | Bicameral | Upper chamber |
| Jamaica | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Jamaica | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Japan | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Japan | House of Councillors | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Jordan | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Jordan | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Kazakhstan | House of Representatives | Other | Bicameral | Lower chamber |
| Kazakhstan | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Kenya | National Assembly | On the day of new elections | Bicameral | Lower chamber |
| Kenya | Senate | On the day of new elections | Bicameral | Upper chamber |
| Kiribati | House of Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Kuwait | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Kyrgyzstan | Supreme Council | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Lao People's Democratic Republic | National Assembly | When the new chamber meets for the first time | Unicameral | - |
| Latvia | Parliament | When the new chamber meets for the first time | Unicameral | - |
| Lebanon | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Lesotho | National Assembly | When the mandates of the new members are validated | Bicameral | Lower chamber |
| Lesotho | Senate | No information available | Bicameral | Upper chamber |
| Liberia | House of Representatives | No information available | Bicameral | Lower chamber |
| Liberia | The Liberian Senate | No information available | Bicameral | Upper chamber |
| Libya | House of Representatives | When the mandates of the new members are validated | Unicameral | - |
| Liechtenstein | Diet | When the new chamber meets for the first time | Unicameral | - |
| Lithuania | Parliament | When the new chamber meets for the first time | Unicameral | - |
| Luxembourg | Chamber of Deputies | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Madagascar | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Madagascar | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Malawi | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Malaysia | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Malaysia | Senate | Other | Bicameral | Upper chamber |
| Maldives | People's Majlis | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Mali | Transitional National Council | When the mandates of the new members are validated | Unicameral | - |
| Malta | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Marshall Islands | Parliament | No information available | Unicameral | - |
| Mauritania | National Assembly | No information available | Unicameral | - |
| Senate (Suspended) | No information available | Unicameral | - | |
| Mauritius | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Mexico | Chamber of Deputies | At a fixed date | Bicameral | Lower chamber |
| Mexico | Senate | At a fixed date | Bicameral | Upper chamber |
| Micronesia (Federated States of) | Congress | When the new chamber meets for the first time | Unicameral | - |
| Monaco | National Council | On the day of new elections | Unicameral | - |
| Mongolia | State Great Hural | When the new chamber meets for the first time | Unicameral | - |
| Montenegro | Parliament | When the mandates of the new members are validated | Unicameral | - |
| Morocco | House of Representatives | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Morocco | House of Councillors | No information available | Bicameral | Upper chamber |
| Mozambique | Assembly of the Republic | When the new chamber meets for the first time | Unicameral | - |
| House of Representatives (Suspended) | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber | |
| House of Nationalities (Suspended) | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber | |
| Namibia | National Assembly | When the mandates of the new members are validated | Bicameral | Lower chamber |
| Namibia | National Council | When the mandates of the new members are validated | Bicameral | Upper chamber |
| Nauru | Parliament | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Nepal | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Nepal | National Assembly | Other | Bicameral | Upper chamber |
| Netherlands | House of Representatives | Other | Bicameral | Lower chamber |
| Netherlands | Senate | Other | Bicameral | Upper chamber |
| New Zealand | House of Representatives | On the day of new elections | Unicameral | - |
| Nicaragua | National Assembly | At a fixed date | Unicameral | - |
| Niger | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Nigeria | House of Representatives | When the mandates of the new members are validated | Bicameral | Lower chamber |
| Nigeria | Senate | When the mandates of the new members are validated | Bicameral | Upper chamber |
| North Macedonia | Assembly of the Republic | When the mandates of the new members are validated | Unicameral | - |
| Norway | Parliament | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Oman | Shura Council | On the day of new elections | Bicameral | Lower chamber |
| Oman | State Council | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Pakistan | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Pakistan | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Palau | House of Delegates | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Palau | Senate | No information available | Bicameral | Upper chamber |
| Panama | National Assembly | No information available | Unicameral | - |
| Papua New Guinea | National Parliament | Other | Unicameral | - |
| Paraguay | Chamber of Deputies | At a fixed date | Bicameral | Lower chamber |
| Paraguay | Senate | At a fixed date | Bicameral | Upper chamber |
| Peru | Congress of the Republic | When the new chamber meets for the first time | Unicameral | - |
| Philippines | House of Representatives | At a fixed date | Bicameral | Lower chamber |
| Philippines | Senate | At a fixed date | Bicameral | Upper chamber |
| Poland | Sejm | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Poland | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Portugal | Assembly of the Republic | Other | Unicameral | - |
| Qatar | Shura Council | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Republic of Korea | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Republic of Moldova | Parliament | When the mandates of the new members are validated | Unicameral | - |
| Romania | Chamber of Deputies | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Romania | Senate | When the new chamber meets for the first time | Bicameral | Upper chamber |
| Russian Federation | State Duma | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Russian Federation | Council of the Federation | When the mandates of the new members are validated | Bicameral | Upper chamber |
| Rwanda | Chamber of Deputies | No information available | Bicameral | Lower chamber |
| Rwanda | Senate | No information available | Bicameral | Upper chamber |
| Saint Kitts and Nevis | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Saint Lucia | House of Assembly | No information available | Bicameral | Lower chamber |
| Saint Lucia | Senate | No information available | Bicameral | Upper chamber |
| Saint Vincent and the Grenadines | House of Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Samoa | Legislative Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| San Marino | Great and General Council | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Sao Tome and Principe | National Assembly | When the new chamber meets for the first time | Unicameral | - |
| Saudi Arabia | Shura Council | No information available | Unicameral | - |
| Senegal | National Assembly | When the new chamber meets for the first time | Unicameral | - |
| Serbia | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Seychelles | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Sierra Leone | Parliament | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Singapore | Parliament | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Slovakia | National Council | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Slovenia | National Assembly | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Slovenia | National Council | When the new chamber meets for the first time | Bicameral | Upper chamber |
| Solomon Islands | National Parliament | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Somalia | House of the People | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Somalia | Upper House | No information available | Bicameral | Upper chamber |
| South Africa | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| South Africa | National Council of Provinces | When the mandates of the new members are validated | Bicameral | Upper chamber |
| South Sudan | Transitional National Legislative Assembly | No information available | Bicameral | Lower chamber |
| South Sudan | Council of States | No information available | Bicameral | Upper chamber |
| Spain | Congress of Deputies | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Spain | Senate | Other | Bicameral | Upper chamber |
| Sri Lanka | Parliament | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| National Assembly (Suspended) | No information available | Bicameral | Lower chamber | |
| Council of States (Suspended) | No information available | Bicameral | Upper chamber | |
| Suriname | National Assembly | When the new chamber meets for the first time | Unicameral | - |
| Sweden | Parliament | When the new chamber meets for the first time | Unicameral | - |
| Switzerland | National Council | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Switzerland | Council of States | Other | Bicameral | Upper chamber |
| Syrian Arab Republic | People's Assembly | No information available | Unicameral | - |
| Tajikistan | House of Representatives | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Tajikistan | National Assembly | When the new chamber meets for the first time | Bicameral | Upper chamber |
| Thailand | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Thailand | Senate | No information available | Bicameral | Upper chamber |
| Timor-Leste | National Parliament | When the new chamber meets for the first time | Unicameral | - |
| Togo | National Assembly | When the new chamber meets for the first time | Unicameral | - |
| Tonga | Legislative Assembly | Other | Unicameral | - |
| Trinidad and Tobago | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| Trinidad and Tobago | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Tunisia | Assembly of People's Representatives | No information available | Bicameral | Lower chamber |
| Tunisia | National Council of Regions and Districts | No information available | Bicameral | Upper chamber |
| Turkmenistan | Assembly | When the new chamber meets for the first time | Unicameral | - |
| People’s Council (Suspended) | No information available | Unicameral | - | |
| Tuvalu | Parliament of Tuvalu | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Türkiye | Grand National Assembly of Türkiye | When the mandates of the new members are validated | Unicameral | - |
| Uganda | Parliament | Other | Unicameral | - |
| Ukraine | Parliament | When the new chamber meets for the first time | Unicameral | - |
| United Arab Emirates | Federal National Council | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| United Kingdom | House of Commons | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| United Kingdom | House of Lords | Other | Bicameral | Upper chamber |
| United Republic of Tanzania | National Assembly | No information available | Unicameral | - |
| United States of America | House of Representatives | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Lower chamber |
| United States of America | Senate | On the last day of the chamber’s term (including in the case of early dissolution) | Bicameral | Upper chamber |
| Uruguay | House of Representatives | At a fixed date | Bicameral | Lower chamber |
| Uruguay | Senate | At a fixed date | Bicameral | Upper chamber |
| Uzbekistan | Legislative Chamber | When the new chamber meets for the first time | Bicameral | Lower chamber |
| Uzbekistan | Senate | When the new chamber meets for the first time | Bicameral | Upper chamber |
| Vanuatu | Parliament | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Venezuela (Bolivarian Republic of) | National Assembly | At a fixed date | Unicameral | - |
| Viet Nam | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Yemen | House of Representatives | On the day of new elections | Bicameral | Lower chamber |
| Yemen | Shura Council | No information available | Bicameral | Upper chamber |
| Zambia | National Assembly | On the last day of the chamber’s term (including in the case of early dissolution) | Unicameral | - |
| Zimbabwe | National Assembly | At a fixed date | Bicameral | Lower chamber |
| Zimbabwe | Senate | At a fixed date | Bicameral | Upper chamber |