List of legislatures by country

This is a list of legislatures by country. A "legislature" is the generic name for the national parliaments and congresses that act as a plenary general assembly of representatives and that have the power to legislate. All entities included in the list of sovereign states are included in this list.

Names of legislatures

The legislatures are listed with their names in English and the name in the (most-used) native language of the country (or the official name in the second-most used native language in cases where English is the majority "native" language).

List of legislatures

Supranational legislatures

Organisation	Name of house(s)	House level	Term (years)	Voting system	Seats	Population per seat	GDP per seat (USD millions)
Andean Community	Andean Parliament	Unicameral		Direct, indirect (varies by country) proportional	25	~	~
African Union	Pan-African Parliament	Unicameral	5	Indirect (appointed by 47 of 53 national legislatures)	265	3,974,098	14,180
Arab League	Arab Parliament	Unicameral			80	~	~
Benelux	Benelux Parliament	Unicameral		Indirect	49	~	~
Central American Integration System	Central American Parliament	Unicameral	Varies by country	Direct, proportional	126	426,274	2,651
Community of Latin American and Caribbean States	Latin American Parliament	Unicameral	5	Direct	276	~	~
European Union	European Parliament^[1]	Lower	5	Open and closed list proportional representation Single transferable vote (in the Republic of Ireland and Malta)	705	667,761	20,983
European Union	Council of the European Union^[2]^{[note 1]} (informally known as the Council of Ministers)	Upper	N/A	Indirect (members of national governments)	27	~	~
Mercosur	Mercosur Parliament	Unicameral	5	Direct, indirect (varies by country) proportional	108	1,588,889	16,228

Legislatures of sovereign states (Member and observer states of the United Nations)

UN member or observer state	Overall name of legislature	Name of house(s)	House level	Term (years)	Electoral system	Seats	Population per seat
Islamic Emirate of Afghanistan	Leadership Council of Afghanistan (رهبری شُورَىٰ, Rahbarī Shūrā)^[3]		Unicameral	No fixed term	Appointment by the supreme leader	Aprx. 30^[4]	1,340,608^[a]
Albania	Parliament of Albania (Kuvendi i Shqipërisë)		Unicameral	4	Closed list proportional representation with the D'Hondt method by county with a 3% threshold	140	20,226
Algeria	Parliament of Algeria (البرلمان الجزائري, Barlaman al-Jazā'ir / Agraw Azzayri / Parlement algérien)	People's National Assembly (المجلس الشعبي الوطني, al-Majlis al-Sha'abi al-Watani / Asqamu Aɣerfan Aɣelnaw / Assemblée populaire nationale, APN)	Lower	5	Open list proportional representation with the largest remainder method by province	407	80,303
Algeria		Council of the Nation (مجلس الأمة, Majlis al-Ummah / Conseil de la nation)	Upper	6	Elected by popular wilaya assemblies and communal people's assemblies, and appointed by the President	174	257,638
Andorra	General Council of Andorra (Consell General d'Andorra)		Unicameral	4	Parallel voting: Closed list proportional representation with the largest remainder method nationwide and block vote by parish	28	2,789
Angola	National Assembly (Assembleia Nacional)		Unicameral	4	Closed list proportional representation with the D'Hondt method nationwide and by province	220	84,081
Antigua and Barbuda	Parliament of Antigua and Barbuda^{[note 2]}	House of Representatives	Lower	5	First-past-the-post	17	4,305
Antigua and Barbuda	Parliament of Antigua and Barbuda^{[note 2]}	Senate	Upper	5	Appointed by the governor-general, representing the monarch, on the advice of the prime minister and leader of the Opposition	17	4,811
Argentina	National Congress of Argentina (Congreso de la Nación Argentina)	Chamber of Deputies of the Nation (Cámara de Diputados de la Nación)	Lower	4	Closed list proportional representation with the D'Hondt method by province with a 3% threshold	257	156,097
Argentina		Honorable Senate of the Nation (Honorable Senado de la Nación Argentina)	Upper	6	Partial block voting by province	72	557,181
Armenia	National Assembly of Armenia (Հայաստանի Հանրապետության Ազգային ժողով, Hayastani Hanrapetyut'yan Azgayin zhoghov / Abbreviated: Ազգային ժողով, ԱԺ, Azgayin Zhoghov, AZh) Informal: Parliament of Armenia (խորհրդարան, Khorhrdaran)		Unicameral	5	Closed-list proportional representation in a nationwide constituency and open-list proportional in district constituencies, with a 5% or top-3 national threshold (or 7% for alliances)^[b]^[5]	105	24,902
Australia	Parliament of Australia^{[note 2]}	House of Representatives	Lower	3	Instant-runoff voting	151	162,914
Australia	Parliament of Australia^{[note 2]}	Senate	Upper	6	Single transferable vote by state/territory	76	323,684
Austria	Austrian Parliament (Österreichisches Parlament)	National Council (Nationalrat)	Lower	5	Open list proportional representation with the D'Hondt method in constituencies with a 4% threshold	183	43,895
Austria	Austrian Parliament (Österreichisches Parlament)	Federal Council (Bundesrat)	Upper	5 and 6	Elected by state legislatures	60	129,563
Azerbaijan	National Assembly (Milli Məclis)		Unicameral	5	First-past-the-post	125	73,320
Bahamas, The	Parliament of the Bahamas^{[note 2]}	House of Assembly	Lower	5	First-past-the-post	39	9,326
Bahamas, The	Parliament of the Bahamas^{[note 2]}	Senate	Upper	5	Appointed by the governor-general, representing the monarch, on the advice of the prime minister and leader of the Opposition	16	22,103
Bahrain	National Assembly (المجلس الوطني البحريني, Al-majlis al-wataniu al-bahrayniu)	Council of Representatives (مجلس النواب, Majlis an-nuwab)	Lower	4	Two-round system	40	30,864
Bahrain		Consultative Council (مجلس الشورى, Majlis al-shura)	Upper	4	Appointed by the king	40	30,864
Bangladesh	National Parliament (জাতীয় সংসদ, Jatiya Sangsad)		Unicameral	5	First-past-the-post	350	466,909
Barbados	Parliament of Barbados^{[note 2]}	House of Assembly	Lower	5	First-past-the-post	30	9,486
Barbados	Parliament of Barbados^{[note 2]}	Senate	Upper	5	Appointed by the President on the advice of the prime minister and leader of the Opposition	21	13,551
Belarus	National Assembly of the Republic of Belarus (Нацыянальны сход Рэспублікі Беларусь, Nacyjanalny schod Respubliki Bielaruś / Национальное собрание Республики Беларусь, Natsionalnoye sobran'ye Respubliki Belarus)	House of Representatives (Палата прадстаўнікоў, Palata pradstaŭnikoŭ / Палата представителей, Palata predstavitelej)	Lower	4	Two-round system	110	85,997
Belarus		Council of the Republic (Савет Рэспублікі, Saviet Respubliki / Совет Республики)	Upper	4	Elected by regional councils, and appointed by the President	64	147,773
Belgium	Federal Parliament (Federaal Parlement / Parlement fédéral / Föderales Parlament)	Chamber of Representatives (Kamer van Volksvertegenwoordigers / Chambre des Représentants / Abgeordnetenkammer)	Lower	5	Open list proportional representation with the D'Hondt method by province with a 5% threshold	150	74,000
Belgium		Senate (Senaat / Sénat / Senat)	Upper	5	Elected by community and regional parliaments	60	185,000
Belize	National Assembly	House of Representatives	Lower	5	First-past-the-post	31	10,748
Belize	National Assembly	Senate	Upper	5	Appointed by the governor-general representing the monarch, on the advice of the prime minister and leader of the Opposition	12	27,766
Benin	National Assembly (Assemblée nationale)		Unicameral	4	Proportional representation with the largest remainder method in constituencies	83	115,648
Bhutan	Parliament of Bhutan^{[note 3]} (རྒྱལ་ཡོངས་ཚོགས་ཁང་, Gyelyong Tshokhang	National Assembly (རྒྱལ་ཡོངས་ཚོགས་འདུ།, Gyelyong Tshogdu)	Lower	5	First-past-the-post	47	15,072
Bhutan		National Council (རྒྱལ་ཡོངས་ཚོགས་སྡེ།, Gyelyong Tshogde)	Upper	4	First-past-the-post, and appointed by the king	25	28,337
Bolivia	Plurinational Legislative Assembly (Asamblea Legislativa Plurinacional)	Chamber of Deputies (Cámara de Diputados)	Lower	5	Closed list mixed-member proportional representation: Proportional representation with the D'Hondt method by department and first-past-the-post	130	83,905
Bolivia		Chamber of Senators (Cámara de Senadores)	Upper	5	Closed list proportional representation with the D'Hondt method by department	36	302,993
Bosnia and Herzegovina	Parliamentary Assembly (Parlamentarna skupština / Парламентарна скупштина)	House of Representatives (Predstavnički dom/ Zastupnički dom / Представнички дом)	Lower	4	Open list proportional representation with the largest remainder method in constituencies	42	91,422
Bosnia and Herzegovina		House of Peoples (Dom naroda / Дом народa)	Upper	4	Serbs elected by the National Assembly of Republika Srpska, and Bosniaks and Croats elected by the House of Peoples of the Federation of Bosnia and Herzegovina	15	255,982
Botswana	Parliament of Botswana	National Assembly (Palamente ya Botswana)	Unicameral	5	First-past-the-post, and appointed by the President	65	32,211
Brazil	National Congress (Congresso Nacional)	Chamber of Deputies (Câmara dos Deputados)	Lower	4	Open list proportional representation with the D'Hondt method by state	513	371,798
Brazil	National Congress (Congresso Nacional)	Federal Senate (Senado Federal)	Upper	8	Partial block voting by state	81	2,354,724
Brunei	Legislative Council (Majlis Mesyuarat Negara)		Unicameral	no timeframe	Appointed by the Sultan	36	11,355
Bulgaria	National Assembly (Народно събрание, Narodno sabranie)		Unicameral	4	Closed list proportional representation with the largest remainder method by constituency with a 4% threshold	240	30,685
Burkina Faso	National Assembly (Assemblée nationale)		Unicameral	5	Proportional representation with the D'Hondt method nationwide and in constituencies	127	126,281
Burundi	Parliament (Parlement)	National Assembly (Assemblée nationale)	Lower	5	Closed list proportional representation with the D'Hondt method in constituencies with a 2% threshold	121	74,570
Burundi	Parliament (Parlement)	Senate (Sénat)	Upper	5	Elected by the communal councils	43	179,577
Cambodia	Parliament (សភាតំណាងរាស្ត្រ, Sâphéa Tâmnang Réastr)	National Assembly (រដ្ឋសភា, Rôdthsâphéa)	Lower	5	Closed list proportional representation with the D'Hondt method by province	123	108,852
Cambodia	Parliament (សភាតំណាងរាស្ត្រ, Sâphéa Tâmnang Réastr)	Senate (ព្រឹទ្ធសភា, Prœ̆tthsâphéa)	Upper	6^[6]	Appointed by the monarch, elected by the National Assembly and commune councils	61	219,490
Cameroon	Parliament (Parlement)	National Assembly (Assemblée nationale)	Lower	5	First-past-the-post and Block vote: If no list obtains an absolute majority, the one with the highest number of votes is allocated half of the seats; the remainder is allocated to the other best-placed lists through proportional representation	180	97,021
Cameroon	Parliament (Parlement)	Senate (Sénat)	Upper	5	Elected by municipal councils, and appointed by the president	100	174,638
Canada	Parliament (Parlement)^{[note 2]}	House of Commons (Chambre des communes)	Lower	4 years, unless elections are called earlier	First-past-the-post voting	338	104,571
Canada	Parliament (Parlement)^{[note 2]}	Senate (Sénat)	Upper	Until age 75, or resignation.	Appointed by the governor general, representing the monarch, on the advice of the prime minister	105	318,825
Cape Verde	National Assembly (Asembleia Nacional)		Unicameral	5	Closed list proportional representation with the D'Hondt method in constituencies	72	4,990
Central African Republic	National Assembly (Assemblée nationale)		Unicameral	5	Two-round system	131	38,951
Chad	National Assembly (Assemblée nationale / الجمعية الوطنية, aljameiat alwatania)		Unicameral	4	Block voting: If no list obtains an absolute majority, the seats are allocated through proportional representation	188	66,640
Chile	National Congress (Congreso Nacional)	Chamber of Deputies (Cámara de Diputados)	Lower	4	Binomial voting system (To become open list proportional representation with the D'Hondt method in constituencies by the next election)	155	145,021
Chile	National Congress (Congreso Nacional)	Senate of the Republic (Senado de la República)	Upper	8	Binomial voting system	38	457,963
China, People's Republic of	National People's Congress (全国人民代表大会, Quánguó Rénmín Dàibiǎo Dàhuì)^{[note 4]}		Unicameral	5	Elected by municipal, regional and provincial congresses, and People's Liberation Army	2,980	448,518
Colombia	Congress (Congreso)	Chamber of Representatives (Cámara de Representantes)	Lower	4	Open or closed list proportional representation (depending on the political party) with the D'Hondt method by state	166	279,556
Colombia	Congress (Congreso)	Senate (Senado)	Upper	4	Open or closed list proportional representation (depending on the political party) with the D'Hondt method nationwide with a 3% threshold	102	454,964
Comoros	Assembly of the Union (Assemblée de l'Union)		Unicameral	5	Two-round system, and elected by the local assemblies	33	24,181
Congo, Democratic Republic of the	Parliament (Parlement)	National Assembly (Assemblée nationale)	Lower	5	Parallel voting: Open list proportional representation with the largest remainder method in constituencies and first-past-the-post voting	500	143,425
Congo, Democratic Republic of the	Parliament (Parlement)	Senate (Sénat)	Upper	5	Elected by the provincial assemblies	108	664,008
Congo, Republic of the	Parliament (Parlement)	National Assembly (Assemblée nationale)	Lower	5	Two-round system	151	28,537
Congo, Republic of the	Parliament (Parlement)	Senate (Sénat)	Upper	5	Elected by district, local, and regional councils	52	83,966
Costa Rica	Legislative Assembly (Asamblea Legislativa)		Unicameral	4	Closed list proportional representation with the largest remainder method by province	57	75,468
Croatia	Croatian Assembly^{[note 3]} (Hrvatski sabor)		Unicameral	4	Open list proportional representation with the D'Hondt method in constituencies with a 5% threshold	151	28,414
Cuba	National Assembly of People's Power (Asamblea Nacional del Poder Popular)		Unicameral	5	Popular vote and approval by special candidacy commissions	605	18,308
Cyprus	House of Representatives (Βουλή των Αντιπροσώπων, Vouli Antiprosópon / Temsilciler Meclisi)		Unicameral	5	Open list proportional representation with the largest remainder method by constituency	56	18,632
Czech Republic	Parliament of the Czech Republic (Parlament České republiky)	Chamber of Deputies (Poslanecká sněmovna)	Lower	4	Open list proportional representation with the D'Hondt method by region with a 5% threshold	200	52,811
Czech Republic		Senate (Senát)	Upper	6	Two-round system (staggered elections)	81	130,397
Denmark	People's Assembly^{[note 3]} (Folketinget)		Unicameral	4	Open list proportional representation with the D'Hondt method in constituencies with a 2% threshold including the Faroe Islands and Greenland seats	179	30,969
Djibouti	National Assembly (Assemblée nationale / الجمعية الوطنية, aljameiat alwatania)		Unicameral	5	Block vote and closed list proportional representation by constituencies: The list obtaining an absolute or relative majority of votes is allocated 80% of the seats; the remainder is allocated to the other best-placed lists which obtained at least 10% of the valid votes through proportional representation; if no other list obtains 10% of the valid votes, the remaining seats will be allocated to the party which won the majority or relative majority of the valid votes	65	12,587
Dominica	House of Assembly		Unicameral	5	First-past-the-post voting, and appointed by the President	32	3,394
Dominican Republic	National Congress (Congreso Nacional)	Chamber of Deputies (Cámara de Diputados)	Lower	4	Open list proportional representation with the D'Hondt method by province and nationwide with a 1% threshold for the nationwide seats	190	51,520
Dominican Republic	National Congress (Congreso Nacional)	Senate (Senado)	Upper	4	First-past-the-post voting	32	293,088
East Timor	National Parliament (Parlamentu Nasionál / Parlamento Nacional)		Unicameral	5	Closed list proportional representation with the D'Hondt method nationwide with a 3% threshold	65	16,408
Ecuador	National Assembly (Asamblea Nacional)		Unicameral	4	Parallel voting: Closed list proportional representation in a nationwide constituency and first-past-the-post voting	137	116,802
Egypt	Parliament (برلمان, Barlaman)	Senate (مجلس الشيوخ, Majlis Alshuyukh)	Upper	5		300	375,722
Egypt	Parliament (برلمان, Barlaman)	House of Representatives (مجلس النواب, Majilis Al-Nuwab)	Lower	5	Parallel voting: First-past-the-post voting, block vote, and appointed by the President	596	150,983
El Salvador	Legislative Assembly (Asamblea Legislativa)		Unicameral	3	Open list proportional representation with the largest remainder method by department and nationwide	84	68,382
Equatorial Guinea	Parliament (Parlamento / Parlement / Parlamento)	Chamber of Deputies (Cámara de los Diputados / Chambre des députés / Câmara dos Deputados)	Lower	5	Closed list proportional representation in constituencies with a 10% threshold	100	16,220
Equatorial Guinea	Parliament (Parlamento / Parlement / Parlamento)	Senate (Senado / Sénat / Senado)	Upper		Closed list proportional representation with a 10% threshold, and appointed by the President	70	23,171
Eritrea	National Assembly (ሃገራዊ ባይቶ, Hagerawi Baito)		Unicameral	5	Popular vote	104	50,878
Estonia	State Assembly^{[note 3]} (Riigikogu)		Unicameral	4	Open list proportional representation with the D'Hondt method in constituencies with a 5% threshold	101	12,814
Eswatini	Parliament (Liblanda)	House of Assembly (Indlu yeMalunga)	Lower	5	majority	55	22,181
Eswatini	Parliament (Liblanda)	Senate (Indlu yeTimphunga)	Upper		Appointed by the King	30	40,666
Ethiopia	Parliament (የፌዴራል ፓርላማ ምክር ቤት, Ye-Fēdēralawī Parilama Mikir Bēt)	House of Peoples' Representatives (የሕዝብ ተወካዮች ምክር ቤት, Ye-Hizib Tewekayochi Mikir Bē)	Lower	5	First-past-the-post voting	547	135,134
Ethiopia		House of Federation (የፌዴሬሽን ምክር ቤት, Ye-Fēdērēshin Mikir Bēt)	Upper	5	Elected by State Councils	112	659,986
Federated States of Micronesia	Congress		Unicameral	4	First-past-the-post voting	14	7,642
Fiji	Parliament		Unicameral	4	Open list proportional representation with the D'Hondt method nationwide with a 5% threshold	50	16,745
Finland	Parliament (Eduskunta / Riksdagen)		Unicameral	4	Open list proportional representation with the D'Hondt method in constituencies, and first-past-the-post for Åland's lone seat	200	25,900
France	Parliament (Parlement)	National Assembly (Assemblée nationale)	Lower	5	Two-round system	577	113,258
France	Parliament (Parlement)	Senate (Sénat)	Upper	6	Elected indirectly by officials including regional councilors, department councilors, mayors, city councilors, and members of the National Assembly; two-round or proportional by department depending on the number of seats.	348	187,787
Gabon	Parliament (Parlement)	National Assembly (Assemblée nationale)	Lower	5	First-past-the-post voting, and appointed by the President	121	12,190
Gabon	Parliament (Parlement)	Senate (Sénat)	Upper	6	Indirectly elected by local and départemental councillors	102	14,460
Gambia	National Assembly		Unicameral	5	First-past-the-post voting, and appointed by the President	58	25,673
Georgia	Parliament of Georgia (საქართველოს პარლამენტი, Sak'art'velos Parlamenti)		Unicameral	4	Parallel voting: Closed list proportional representation in a nationwide constituency with a 5% threshold, and first-past-the-post	150	29,794
Germany	Federal Diet^{[note 3]} (Bundestag)		Lower	4	Closed list mixed-member proportional representation with the Sainte-Laguë method by state with a 5% threshold, and first-past-the-post	736	113,031
Germany	Federal Council^{[note 3]} (Bundesrat)		Upper	Dependent on individual state elections	Delegated from state governments	69	1,185,501
Ghana	Parliament		Unicameral	4	First-past-the-post voting	275	106,286
Greece	Hellenic Parliament^{[note 3]} (Βουλή των Ελλήνων, Vouli ton Ellinon)		Unicameral	4	Open list reinforced proportional representation with the D'Hondt method in constituencies with a 3% threshold	300	35,958
Grenada	Parliament	House of Representatives	Lower	5	First-past-the-post voting	15	7,333
Grenada	Parliament	Senate	Upper	5	Appointed by the government and by the leader of opposition	13	8,461
Guatemala	Congress of the Republic (Congreso de la República)		Unicameral	4	proportional closed list	160	80,557
Guinea	National Assembly (Assemblée nationale)		Unicameral	5	proportional closed list	114	88,227
Guinea-Bissau	National People's Assembly (Assembleia Nacional Popular)		Unicameral	4	proportional closed list	100	13,454
Guyana	National Assembly		Unicameral	5	popular vote and appointed by the President	65	11,583
Haiti	National Assembly (Assemblée nationale / Asanble Nasyonal)	Chamber of Deputies (Chambre des députés / Chanm Depite)	Lower	4	proportional	119	98,181
Haiti		Senate (Sénat / Sena)	Upper	6		30	323,997
Honduras	National Congress (Congreso Nacional)		Unicameral	4	proportional open list	128	58,823
Hungary	National Assembly (Országgyűlés)		Unicameral	4	proportional open list and Scorporo	199	25,860
Iceland	Assembly of All^{[note 3]} (Alþingi)		Unicameral	4	proportional	63	5,080
India	Parliament (संसद, Sansad)	House of the People^{[note 3]} (लोक सभा, Lok Sabha)	Lower	5	First-past-the-post	543	2,192,379
India	Parliament (संसद, Sansad)	Council of States^{[note 3]} (राज्य सभा, Rajya Sabha)	Upper	6	Single transferable vote (233 members are elected by the legislative assemblies of the States/Union territories, 12 members are nominated by the President)	245	4,847,900
Indonesia	People's Consultative Assembly (Majelis Permusyawaratan Rakyat)	People's Representative Council (Dewan Perwakilan Rakyat)	Lower	5	proportional open list	575	467,101
Indonesia		Regional Representative Council (Dewan Perwakilan Daerah)	Upper	5	Single non-transferable vote	136	1,974,875
Iran	Islamic Consultative Assembly^{[note 3]} (مجلس شورای اسلامی, Majles-e Showrā-ye Eslāmī)		Unicameral	4	popular vote	290	259,136
Iraq	Council of Representatives of Iraq^{[note 3]} (مجلس النواب العراقي, Majlis Al-Niwab Al-Iraqi / ئه‌نجومه‌نی نوێنه‌ران, Enjumen-e Nûnerên)		Unicameral	4	proportional open list	329	95,782
Ireland	Parliament^{[note 3]} (Oireachtas)	President of Ireland (Uachtarán)	President-in-Parliament	7	Instant-runoff voting	N/A	N/A
		House of Representatives of Ireland (Dáil Éireann)^{[note 3]}	Lower	5	Proportional Representation Single Transferable Vote	160	27,640
		Senate of Ireland^{[note 3]} (Seanad Éireann)	Upper	5	Appointed by the prime minister, elected by local and national elected representatives, and elected by graduates of universities	60	76,470
Israel	Assembly^{[note 3]} (כנסת, Knesset)		Unicameral	4	proportional closed list	120	61,768
Italy	Parliament (Parlamento)	Chamber of Deputies (Camera dei Deputati)	Lower	5	parallel voting (245 seats by proportional representation, 147 seats by first past the post and 8 abroad by proportional representation)	400	152,738
Italy	Parliament (Parlamento)	Senate of the Republic (Senato della Repubblica)	Upper	5	parallel voting (122 seats by proportional representation, 74 seats by first past the post and 4 abroad by proportional representation), 5 members appointed by the President and former Presidents by right	200	296,580
Ivory Coast	Parliament (Parlement)	National Assembly (Assemblée nationale)	Lower	5	majority	255	294,529
Ivory Coast	Parliament (Parlement)	Senate (Sénat)	Upper	5	Elected by district and provincial councils, and appointed by the President	120	197,837
Jamaica	Parliament^{[note 2]}	House of Representatives	Lower	5	First-past-the-post voting	63	45,860
Jamaica	Parliament^{[note 2]}	Senate	Upper	5	Appointed by the governor-general	21	137,580
Japan	Diet (国会, Kokkai)	House of Representatives (衆議院, shūgiin)	Lower	4	proportional and First-past-the-post voting	465	270,817
Japan	Diet (国会, Kokkai)	House of Councillors (参議院, Sangiin)	Upper	6	proportional and Single non-transferable vote	245	514,000
Jordan	Parliament (مجلس الأمة, Majlis al-Umma)	House of Representatives (مجلس النواب, Majlis al-Nuwaab)	Lower	4	Single non-transferable vote	130	46,760
Jordan	Parliament (مجلس الأمة, Majlis al-Umma)	Senate (مجلس الأعيان, Majlis al-Aayan)	Upper	6	Appointed by the monarch	75	93,520
Kazakhstan	Parliament (Парламенті, Parlamenti)	Assembly^{[note 3]} (Мәжіліс, Mäjilis)	Lower	5		107	207,854
Kazakhstan	Parliament (Парламенті, Parlamenti)	Senate (Сенаты, Senaty)	Upper	6	Appointed by the President and elected by local assemblies	49	340,527
Kenya	Parliament (Bunge)	National Assembly (Bunge la Taifa)	Lower	5	parallel	349	126,182
Kenya	Parliament (Bunge)	Senate (Seneti)	Upper	5	Popular vote and appointed by the President	67	657,278
Kiribati	House of Assembly (Maneaba ni Maungatabu)		Unicameral	4	popular vote and appointed by Rabi Council of Leaders	46	2,239
Korea, North	Supreme People's Assembly (최고인민회의 / 最高人民會議, Ch'oe-go In-min Hoe-ŭi)		Unicameral	5	popular vote	687	36,390
Korea, South	National Assembly (국회 / 國會, Gukhoe)		Unicameral	4	majority and proportional	300	166,691
Kuwait	National Assembly (مجلس الأمة, Majlis al-Umma)		Unicameral	4	popular vote and appointed by the emir	50	71,328
Kyrgyzstan	Supreme Council (Жогорку Кеңеш, Joğorku Keñeş)		Unicameral	5	popular vote	90	44,690
Laos	National Assembly (ສະພາແຫ່ງຊາດ, Sapha Heng Xat)		Unicameral	5	one-party state closed list	115	48,148
Latvia	Parliament^{[note 3]} (Saeima)		Unicameral	4	proportional closed list	100	20,703
Lebanon	Parliament (مجلس النواب, Majlis an-Nuwwab / Chambre des Députés) Also: National Assembly (Assemblée nationale)		Unicameral	4	proportional/party list	128	33,000
Lesotho	Parliament (Palamente ea Lesotho)	National Assembly (Lekhotleng la Sechaba)	Lower	5	popular vote and proportional	120	16,927
Lesotho	Parliament (Palamente ea Lesotho)	Senate (Ntlong ea Mahosana)	Upper	5	appointed by principal chiefs and by the ruling party	33	61,556
Liberia	Legislature	House of Representatives	Lower	6	majority	73	47,624
Liberia	Legislature	Senate	Upper	9	majority	30	115,896
Libya	House of Representatives (مجلس النواب, Majlis an-Nuwwab)		Unicameral		Parallel voting: First-past-the-post, single non-transferable vote, and proportional representation	200	28,353
Liechtenstein	Diet^{[note 3]} (Landtag)		Unicameral	4	proportional closed list	25	1,451
Lithuania	Parliament^{[note 3]} (Seimas)		Unicameral	4	proportional	141	21,658
Luxembourg	Chamber of Deputies (D'Chamber / Chambre des députés / Abgeordnetenkammer)		Unicameral	5	Open list proportional representation, allocated by the D'Hondt method in four constituencies	60	11,013
Madagascar	Parliament (Palemanta / Parlement)	National Assembly (Antenimieram-Pirenena / Assemblée nationale)	Lower	5		160	137,078
Madagascar	Parliament (Palemanta / Parlement)	Senate (Antenimierandoholona / Sénat)	Upper	5		33	664,430
Malawi	National Assembly		Unicameral	5	First-past-the-post voting	193	76,809
Malaysia	Parliament (Parlimen)	House of Representatives^{[note 5]} (Dewan Rakyat)	Lower	5	First-past-the-post voting	222	127,631
Malaysia	Parliament (Parlimen)	Senate^{[note 6]} (Dewan Negara)	Upper	3	26 appointed by the State Legislative Assemblies, 2 for each state and 44 appointed by the Yang di-Pertuan Agong, of which 4 are for the Federal Territories.	70	404,773
Maldives	People's Assembly^{[note 3]} (ރައްޔިތުންގެ މަޖިލިސް, Rayyithunge Majilis)		Unicameral	5	First-past-the-post voting	85	4,266
Mali	National Assembly (Assemblée nationale)		Unicameral	4	147 elected in single or multi-member constituencies, using a runoff system. 13 elected by overseas Malians.	160	90,732
Malta	Parliament (Il-Parlament)	President of Malta	President-in-Parliament	5	Appointed by the House of Representatives	N/A	N/A
Malta	Parliament (Il-Parlament)	House of Representatives (Kamra tad-Deputati)	Unicameral	5	Single transferable vote	69	5,950
Marshall Islands	Legislature (Nitijeļā)		Unicameral	4	Single and multi-member constituencies	33	2,060
Mauritania	Parliament (البرلمان, al-Barlamān / Parlement)	National Assembly (الجمعية الوطنية, al-Jamʻīyah al-Waṭanīyah / 𞤀𞤧𞤢𞥄𞤥𞤦𞤫𞤤𞤫 𞤲𞤺𞤫𞤲𞤲𞤣𞤭, Asaambele ngenndi / Assemblée nationale)	Unicameral	5	Parallel voting: 50% seats elected via closed list proportional representation with the largest remainder method across three national lists and some urban districts, 50% elected via a general ticket with a two-round system by electoral district	176	N/A
Mauritius	National Assembly (Assemblée nationale)		Unicameral	5		65	17,614
Mexico	Congress of the Union (Congreso de la Unión)	Chamber of Deputies (Cámara de Diputados)	Lower	3	Parallel voting: Largest remainder method (Hare quota) (200 seats) / FPTP (300 seats)	500	227,821
Mexico	Congress of the Union (Congreso de la Unión)	Chamber of Senators (Cámara de Senadores)	Upper	6	Parallel voting: Largest remainder method (Hare quota)	128	889,926
Moldova	Parliament (Parlamentul)		Unicameral	4		101	33,498
Monaco	National Council (Conseil National)		Unicameral	5	Panachage under party-list proportional representation (16), party-list proportional representation (8)	24	1,473
Mongolia	State Great Assembly^{[note 7]} (Улсын Их Хурал, Ulsyn Ikh Khural)		Unicameral	4	Plurality-at-large voting	126	36,245
Montenegro	Assembly (Skupština, Скупштина)		Unicameral	4	Closed list proportional representation using the D'Hondt method in a single nationwide constituency with a 3% electoral threshold with lower thresholds for minority groups under certain circumstances	81	7,719
Morocco	Parliament (البرلمان المغربي, Barlaman almaghrib / ⴰⴱⵕⵍⴰⵎⴰⵏ ⴰⵎⵖⵔⵉⴱⵉ / Parlement)	House of Representatives (مجلس النواب, Majlis al-Nuwab / ⴰⴳⵔⴰⵡ ⵉⵎⴰⵔⴰⵢⴻⵏ, Asqqim n Imura / Chambre des représentants)	Lower	5	Mixed member majoritarian: Single non-transferable vote for 305 seats, 60 seats reserved for women and 30 seats reserved for young people under 40 by proportional representation	395	100,444
Morocco		House of Councillors (مجلس المستشارين, Majlis al-Mustasharin / ⴰⵙⵇⵇⵉⵎ ⵏ ⵉⵏⵙⴼⴰⵡⵏ, Asqqim n Insfawn / Chambre des conseillers)	Upper	6	Indirect election: 72 members are elected at the Kingdom's regional level, 20 in each region by a single electoral college made up of all those in the relevant region that have been elected to specific professional associations, 8 in each region by an electoral college made up of those elected from the most representative employers' professional organizations, 20 by a nationwide electoral college made up of employees	270	120,905
Mozambique	Assembly of the Republic (Assembleia da República)		Unicameral	5	proportional party list	250	85,588
Myanmar (Burma)	Assembly of the Union (ပြည်ထောင်စုလွှတ်တော်, Pyidaungsu Hluttaw)	House of Representatives (ပြည်သူ့လွှတ်တော်, Pyithu Hluttaw)	Lower	5	popular vote and appointed by the military	440	137,000
Myanmar (Burma)		House of Nationalities (အမျိုးသားလွှတ်တော်, Amyotha Hluttaw)	Upper	5	popular vote and appointed by the military	224	269,107
Namibia	Parliament	National Assembly	Lower	5	Closed list proportional representation and appointments by the President	104	26,923
Namibia	Parliament	National Council	Upper	6	Indirect election by Regional Councils	26	80,769
Nauru	Parliament (Naoero parliament)		Unicameral	3	Dowdall system	19	521
Nepal	Federal Parliament (संघीय संसद, Sanghiya Sansad)	House of Representatives (प्रतिनिधि सभा, Pratinidi Sabha)	Lower	5	Mixed member majoritarian (165 members elected through First-past-the-post voting and 110 elected through proportional representation voting method)	275	105,392
Nepal	Federal Parliament (संघीय संसद, Sanghiya Sansad)	National Assembly (राष्ट्रिय सभा, Rastriya Sabha)	Upper	6	Indirect single transferable vote and 3 members appointed by the President	59	491,233
Netherlands	States General (Staten-Generaal)	House of Representatives (Tweede Kamer, lit. 'Second Chamber')	Lower	4	Party-list proportional representation	150	111,533
Netherlands	States General (Staten-Generaal)	Senate (Eerste Kamer, lit. 'First Chamber')	Upper	4	Indirect party-list proportional (by members of the states-provincial and the Caribbean Electoral colleges for the Senate)	75	223,066
New Zealand	Parliament (Pāremata)^{[note 2]}	House of Representatives (Whare o ngā Māngai)	Unicameral	3	Closed list mixed-member proportional representation with a 5% threshold	120	33,566
Nicaragua	National Assembly (Asamblea Nacional)		Unicameral	5		90	64,034
Niger	National Assembly (Assemblée nationale)		Unicameral	5		171	139,210
Nigeria	National Assembly	House of Representatives	Lower	4		360	388,898
Nigeria	National Assembly	Senate	Upper	4		109	1,284,436
North Macedonia	Assembly (Собрание, Sobranie)		Unicameral	4		120	16,736
Norway	Great Assembly^{[note 3]} (Stortinget)		Unicameral	4	proportional mixed	169	29,785
Oman	Council of Oman (مجلس عُـمان, Majlis euman)	Consultative Assembly (مجلس الشورى, Majlis al-Shura)	Lower	4		84	33,017
Oman	Council of Oman (مجلس عُـمان, Majlis euman)	Council of State (مجلس الدولة, Majlis al-Dawla)^[7]	Upper	4		85	32,628
Pakistan	Parliament of Pakistan (پارلیمنٹ, Pārlīmān or مجلسِ شوریٰ, Majlis-e-Shūrā, lit. 'Consultative Assembly')	National Assembly (ایوان زیریں, Aiwān-e-Zairīñ, lit. 'Lower house')	Lower	5		342	537,023
Pakistan		Senate (ایوانِ بالا, Aiwān-e-Bālā, lit. 'Upper house')	Upper	6		104	1,735,000
Palau	National Congress (Olbiil era Kelulau)	House of Delegates^{[note 8]}	Lower	4	majority	16	1,309
Palau	National Congress (Olbiil era Kelulau)	Senate^{[note 8]}	Upper	4	majority	13	2,328
State of Palestine	Legislative Council (المجلس التشريعي, Al-Majlis al-Tashrī'iyy)		Unicameral			132	32,277
Panama	National Assembly (Asamblea Nacional)		Unicameral	5		71	47,969
Papua New Guinea	National Parliament^{[note 2]}		Unicameral	5		109	56,766
Paraguay	Congress (Congreso)	Chamber of Deputies (Cámara de Diputados)	Lower	5		80	80,681
Paraguay	Congress (Congreso)	Chamber of Senators (Cámara de Senadores)	Upper	5		45	143,434
Peru	Congress of the Republic (Congreso de la República / Rimana Wasin)		Unicameral	5		130	217,082
Philippines	Congress (Kongreso)	House of Representatives (Kapulungan ng mga Kinatawan or Mababang Kapulungan, lit. 'Lower house' / Cámara de Representantes)	Lower	3	Parallel voting: Largest remainder method via closed lists with a three-seat cap (20% of seats), and first-past-the-post voting (80% of seats)	304	341,364
Philippines	Congress (Kongreso)	Senate (Senado or Mataas na Kapulungan, lit. 'Upper house')	Upper	6	bloc voting. Voter is allocated 12 votes. 1/2 of the seats are contested every 3 years with the 12 elected senators having the largest portion of the National Popular Vote	24	4,323,958
Poland	Parliament of Poland (Parlament) National Assembly (Zgromadzenie Narodowe^{[note 9]})	Sejm^{[note 3]} (Sejm)	Lower	4	proportional open list	460	83,697
Poland		Senate (Senat)	Upper	4	majority	100	385,010
Portugal	Assembly of the Republic (Assembleia da República)		Unicameral	4	proportional party list	230	45,920
Qatar	Consultative Assembly^{[note 10]} (مجلس الشورى, Majlis ash-Shura)		Unicameral			35	52,958
Romania	Parliament (Parlamentul)	Chamber of Deputies (Camera Deputaților)	Lower	4		329	58,416
Romania	Parliament (Parlamentul)	Senate (Senat)	Upper	4		137	139,005
Russia	Federal Assembly (Федеральное Собрание, Federalnoye Sobraniye)	State Duma^{[note 3]} (Государственная Дума, Gosudarstvennaya Duma)	Lower	5	parallel (First-past-the-post voting for 225 members and proportional party list for 225 members)	450	318,000
Russia		Federation Council (Совет Федерации, Sovet Federatsii)	Upper	dependent on individual elections in the federal subjects (4 or 5)	senators are delegated from the executive and legislative bodies of the federal subjects	170	862,048
Rwanda	Parliament (Inteko Ishinga Amategeko / Parlement)	Chamber of Deputies (Umutwe w'Abadepite / Chambre des députés)	Lower	5		80	146,121
Rwanda	Parliament (Inteko Ishinga Amategeko / Parlement)	Senate (Umutwe wa Sena / Sénat)	Upper	8		26	449,603
Saint Kitts and Nevis	National Assembly		Unicameral	5		15	3,686
Saint Lucia	Parliament	House of Assembly	Lower	5		17	10,221
Saint Lucia	Parliament	Senate	Upper			11	15,796
Saint Vincent and the Grenadines	House of Assembly		Unicameral	5		21	5,714
Samoa	Parliament (Palemene)^{[note 2]}	Legislative Assembly^{[note 3]} (Fono Aoao Faitulafono)	Unicameral	5		51	3,916
San Marino	Grand and General Council (Consiglio Grande e Generale)		Unicameral	5		60	536
São Tomé and Príncipe	National Assembly (Assembleia Nacional)		Unicameral	4		55	3,330
Saudi Arabia	Consultative Assembly (مجلس الشورى, Majlis Ash-Shura)^{[note 11]}		non-parliamentary	4	Appointed by the King	150	220,000
Senegal	National Assembly (Assemblée nationale)		Unicameral	5		150	85,701
Serbia	National Assembly (Народна скупштина / Narodna skupština)		Unicameral	4		250	28,482
Seychelles	National Assembly (Assemblée nationale / Lasanble Nasyonal)		Unicameral	5		31	2,709
Sierra Leone	Parliament		Unicameral	5		146	40,136
Singapore	Parliament (Parlimen / 国家议会, Guójiā yìhuì / நாடாளுமன்றம், Nāṭāḷumaṉṟam)		Unicameral	5	First-past-the-post voting (MP) (in single member constituencies), Party block voting (in group representation constituencies), and appointed by the President (NMP)	103	52,360
Slovakia	National Council (Národná rada)		Unicameral	4		150	35,980
Slovenia	Parliament (Državni zbor Republike Slovenije)	National Assembly (Državni zbor)	Lower	4	Open list proportional representation with a 4% election threshold	90	22,779
Slovenia	Parliament (Državni zbor Republike Slovenije)	National Council (Državni svet)^[8]	Upper	5	First-past-the-post indirect elections held within 'functional' interest organisations and 'local' interest communities by electoral bodies (electors).	40	51,254
Solomon Islands	National Parliament		Unicameral	4		50	10,460
Somalia	Federal Parliament (Baarlamaanka Federaalka / لبرلمان الاتحادي, albarlaman alaitihadi)	House of the People^{[note 8]}	Lower	4	Appointed by president	275	36,675
Somalia		Senate (Aqalka Sare)	Upper	4	majority	54	180,100
South Africa	Parliament	National Assembly	Lower	5		400	126,466
South Africa	Parliament	National Council of Provinces	Upper			90	562,075
South Sudan	National Legislature	National Legislature Assembly	Lower			170	48,591
South Sudan	National Legislature	Council of States	Upper		Appointed by President	50	165,210
Spain	General Courts^{[note 3]} (Cortes Generales)	Congress of Deputies (Congreso de los Diputados)	Lower	4, unless elections are called earlier.	proportional closed list	350	131,894
Spain	General Courts^{[note 3]} (Cortes Generales)	Senate (Senado)	Upper	4, unless elections are called earlier.	208 are appointed through general election and 57 when regional legislatures are renewed, which not always happens at the same date	265	173,545
Sri Lanka	Parliament (පාර්ලිමේන්තුව, Parlimenthuwa / பாராளுமன்றம், Nāṭāḷumaṉṟam)		Unicameral	5		225	90,122
Sudan	National Legislature (المجلس التشريعي, Al-Maǧlis al-Ttašriyʿiy)	National Assembly (المجلس الوطني, Al-Maǧlis al-Waṭaniy	Lower	6		426	68,653
Sudan		Council of States (المجلس الولايات, Al-Maǧlis al-Wilāyāt)	Upper	6		50	617,880
Suriname	National Assembly (Nationale Assemblée)		Unicameral	5		51	10,470
Sweden	Parliament (Riksdagen)		Unicameral	4	Open list^[9] proportional representation through the Sainte-Laguë method with a 4% election threshold^[10] in constituencies based upon the Counties of Sweden	349	27,286
Syria	People's Assembly (مجلس الشعب, Majlis al-Sha'ab)		Unicameral	4		250	86,964
Switzerland	Federal Assembly (Bundesversammlung / Assemblée fédérale / Assemblea federale / Assamblea federala)	National Council (Nationalrat / Conseil national / Consiglio nazionale / Cussegl naziunal)	Lower	4	Open-list proportional with panachage and apparentment by canton.^[11]	200	40,000
Switzerland		Council of States (Ständerat / Conseil des États / Consiglio degli Stati / Cussegl dals chantuns)	Upper	4	Each canton has one or two seats, two-round or proportional representation depending on the canton.	46	173,913
Tajikistan	Supreme Assembly (Маҷлиси Олии, Majlisi Oli)	Assembly of Representatives (Маҷлиси намояндагон, Majlisi namoyandagon)	Lower	5		63	123,809
Tajikistan	Supreme Assembly (Маҷлиси Олии, Majlisi Oli)	National Assembly (Маҷлиси миллии, Majlisi Millii)	Upper	5		33	236,363
Tanzania	National Assembly (Bunge)		Unicameral	5		384	120,974
Thailand	National Assembly (รัฐสภา, Ratthasapha)	House of Representatives (สภาผู้แทนราษฎร, Sapha Phuthaen Ratsadon)	Lower	4	Mixed-member proportional representation, 350 are first-past-the-post and 150 is party-list	500	131,950
Thailand	National Assembly (รัฐสภา, Ratthasapha)	Senate (วุฒิสภา, Wutthisapha)	Upper	5	Indirect limited voting with self-nomination	200	329,876
Togo	National Assembly (Assemblée nationale)		Unicameral	5		91	76,434
Tonga	Legislative Assembly (Fale Alea)		Unicameral	4, Unless elections are called early	Single non-transferable vote	25	3,962
Trinidad and Tobago	Parliament^{[note 2]}	House of Representatives	Lower	5		41	32,139
Trinidad and Tobago	Parliament^{[note 2]}	Senate	Upper			31	42,506
Tunisia	Assembly of the Representatives of the People (مجلس نواب الشعب, Majless Noweb al Shaab / Assemblée des représentants du peuple, ARP)		Unicameral	5		217	49,188
Turkey	Grand National Assembly (Türkiye Büyük Millet Meclisi)		Unicameral	5	Closed list proportional representation D'Hondt method with a 7% electoral threshold for political parties or political alliances	600	135,862
Turkmenistan	Assembly (Mejlis)		Unicameral	5	majority voting in single member constituencies.	125	41,360
Tuvalu	Parliament (Palamene)		Unicameral	4		15	666
Uganda	Parliament (Bunge)		Unicameral	5		529	87,839
Ukraine	Supreme Council (Верховна Рада, Verkhovna Rada)		Unicameral	5		450	101,248
United Arab Emirates	Federal National Assembly (المجلس الوطني الإتحادي, Majlis Watani Ittihad)		Unicameral	4		40	206,601
United Kingdom	Parliament^{[note 2]}	House of Commons	Lower	5, unless elections are called earlier.	First-past-the-post voting in single member constituencies.	650	95,787
United Kingdom	Parliament^{[note 2]}	House of Lords	Upper	Life (life and hereditary peers) Until end of religious term^{[note 12]}(bishops)	Life peers appointed by the Sovereign on advice of prime minister.^{[note 13]} 92 are elected by and from hereditary peers using preferential voting. 26 Lords Spiritual are bishops of the Church of England, chosen by the Church mainly based on seniority (except that female bishops are appointed regardless of seniority).	804^{[note 14]}	86,700
United States	Congress	House of Representatives	Lower	2	Depends on the state, mainly First-past-the-post voting, in single-member constituencies.	435	722,636
United States	Congress	Senate	Upper	6	Depends on the state, mainly First-past-the-post voting. One-third of the Senate goes up for election every two years. Each state has two senators.	100	N/A
Uruguay	General Assembly (Asamblea General)	Chamber of Representatives (Cámara de Representantes)	Lower	5		99	33,195
Uruguay	General Assembly (Asamblea General)	Chamber of Senators (Cámara de Senadores)	Upper	5		30	109,543
Uzbekistan	Supreme Assembly (Oliy Majlis, Олий Мажлис)	Legislative Chamber (Qonunchilik palatasi, Қонунчилик палатаси)	Lower	5		150	194,156
Uzbekistan	Supreme Assembly (Oliy Majlis, Олий Мажлис)	Senate (Senati, Сенати)	Upper	5		100	291,234
Vanuatu	Parliament (Palamen / Parlement)		Unicameral	4		52	4319
Vatican City/Holy See	Pontifical Commission (Pontificia Commissione / Pontificia Commissio)		Unicameral	5		7	114
Venezuela	National Assembly (Asamblea Nacional)		Unicameral	5		277	175,430
Vietnam	National Assembly (Quốc hội)		Unicameral	5		500	176,385
Yemen	Parliament	House of Representatives (مجلس النواب, Majlis al-Nuwaab)	Lower	6		301	81,485
Yemen	Parliament	Shura Council (مجلس الشورى, Majlis ash-Shura)^[12]	Upper	Life		111	220,963
Zambia	National Assembly		Unicameral	5		166	87,284
Zimbabwe	Parliament	National of Assembly	Lower	5		210	61,971
Zimbabwe	Parliament	Senate	Upper	5		40	325,350

^ Assuming membership of 30. This is only an estimate; the size of the council is not fixed and the membership is not fully verified.^[4]
^ There are three compensation mechanisms in addition of the basis 101 seats: if a party wins a majority then they win a majority jackpot of 54% of the seats; if a party wins over two-thirds of the seats then other parties receive additional seats to have no party above two-thirds; if no party can form a government in 6 days then a runoff election between the top-2 is held, with a 54% seats majority jackpot. Four additional seats are elected for national minorities.

Legislatures of autonomous regions, dependencies and other territories

Region or territory		Overall name of legislature	Name of house	House level	Term (years)	Voting system	Seats	Population per seat
Adjara		Supreme Council of the Autonomous Republic of Adjara^{[note 3]} (აჭარის ავტონომიური რესპუბლიკის უმაღლესი საბჭო)		Unicameral	4		21	16,619
Åland		Legislative Assembly^{[note 3]} (Lagtinget)		Unicameral	4		30	945
Alderney		States (États)		Unicameral	4		10	240
American Samoa		Legislative Assembly^{[note 3]} (Fono)	House of Representatives	Lower	2		21	2,643
American Samoa		Legislative Assembly^{[note 3]} (Fono)	Senate	Upper	4		18	3,084
Anguilla		House of Assembly		Unicameral	5		11	1,222
Aosta Valley		Regional Council (Consiglio regionale/Conseil)		Unicameral	5		35	3,597
Aruba		Estates (Staten)		Unicameral	4		21	4,832
Azores		Legislative Assembly (Assembleia Legislativa)		Unicameral	4		57	4,311
Bangsamoro		Parliament		Unicameral	3	Parallel voting	80	53,414
Basque Country		Parliament		Unicameral	4	Closed party lists in three 25-seat constituencies, with seats allocated using the D'Hondt method	75	29,194
Bermuda		Parliament	House of Assembly	Lower	5		36	1,784
Bermuda		Parliament	Senate	Upper			11	5,839
British Virgin Islands		House of Assembly		Unicameral	4		15	1,969
Canary Islands		Parliament (Parlamento de Canarias)		Unicameral	4		70	35,000
Catalonia		Parliament (Parlament de Catalunya)		Unicameral	4		135	55,723
Cayman Islands		Legislative Assembly		Unicameral	4		18	3,080
Cook Islands		Parliament		Unicameral	4		24	875
Corsica		Corsican Assembly (Assemblea di Corsica / Assemblée de Corse)		Unicameral	6		63	5,238
Crimea		State Council (Верховна Рада / Верховный Совет / Yuqarı Radası)		Unicameral			100	22,840
Curaçao		Estates (Staten)		Unicameral	4		21	7,571
Falkland Islands		Legislative Assembly		Unicameral	4		11	272
Faroe Islands		Law Assembly^{[note 3]} (Løgtingið)		Unicameral	4		33	1,467
French Polynesia		Assembly (Assemblée de la Polynésie française)		Unicameral	5	At-large two-round in 8 sections, 19 seats plurality and 38 proportional, 12.5% or top-2 threshold for qualification.^[a]	57	4,859
Galicia		Parliament (Parlamento da Galiza/Galicia)		Unicameral	4		75	36,649
Gibraltar		Parliament		Unicameral	4		17	1,750
Greenland		Parliament (Inatsisartut)^{[note 15]}		Unicameral	4		31	1,830
Guam		Legislature (Liheslaturan Guåhan)		Unicameral	4		15	10,623
Guernsey		States (États)		Unicameral	4		45	1,387
Hong Kong		Legislative Council (立法會)		Unicameral	4	Proportional representation using the Hare quota and the largest remainder method for the geographical constituencies and functional constituencies elected by their respective electorates	70	101,481
Isle of Man		Tynwald (Tinvaal)	House of Keys (Kiare as Feed)	Lower	5	Plurality (2 members from each constituency)	24	3,520
Isle of Man		Tynwald (Tinvaal)	Legislative Council (Yn Choonceil Slattyssagh)	Upper	5	Most members indirectly elected by the House of Keys	11	7,681
Jersey		States Assembly (Assemblée des États)		Unicameral	4	Mixed plurality block voting and first-past-the-post voting	49	2,107
Kurdistan Region		Kurdistan Region Parliament (پەرلەمانی کوردستان)		Unicameral	5		111	53,109
Macau		Legislative Assembly (立法會, Assembleia Legislativa)		Unicameral	4	Proportional representation, functional constituencies and appointed by the Chief Executive	29	19,610
Madeira		Legislative Assembly (Assembleia Legislativa)		Unicameral	4		47	5,698
Montserrat		Legislative Assembly		Unicameral	5		9	546
Nakhchivan Autonomous Republic		Supreme Assembly (Ali Məclisi)		Unicameral	5		45	10,063
New Caledonia		Congress (Congrès Territorial)		Unicameral	5	Closed-list proportional representation by province with 5% (of registered voters) threshold	54	4,547
Northern Ireland		Northern Ireland Assembly (Tionól Thuaisceart Éireann)		Unicameral	5	Single transferable vote	90^[13]	16,767
Northern Mariana Islands		Commonwealth Legislature	House of Representatives	Lower	2		20	2,694
Northern Mariana Islands		Commonwealth Legislature	Senate	Upper	2		10	5,388
Niue		Assembly		Unicameral	3		20	69
Pitcairn Islands		Island Council		Unicameral	3		10	6
Puerto Rico		Legislative Assembly (Asamblea Legislativa)	House of Representatives (Cámara de Representantes)	Lower	4	First-past-the-post voting	51	63,172
Puerto Rico		Legislative Assembly (Asamblea Legislativa)	Senate (Senado)	Upper	4	Majority	27	119,326
Saint Barthélemy		Territorial Council		Unicameral	5	At-large two-round, 7 seats by plurality and 12 seats proportional, 10% or top-2 threshold for qualification.^[b]	19	488
Saint Helena		Legislative Council		Unicameral	4		21	1,266
Saint Martin		Territorial Council [fr] (conseil territorial)		Unicameral	6	At-large two-round, 8 seats by plurality and 15 seats proportional, 10% or top-2 threshold for qualification.^[c]	23	1,578
Saint Pierre and Miquelon		Territorial Council		Unicameral	6	At-large two-round, 10 seats by plurality and 9 seats proportional, 10% or top-2 threshold for qualification.^[d]	19	320
Sardinia		Regional Council (Consiglio regionale)		Unicameral	5		60	27,470
Sark		Chief Pleas		Unicameral			12	50
Scotland		Scottish Parliament (Pàrlamaid na h-Alba, Scots Pairlament)		Unicameral	5	Additional member system	129	40,734
Sicily		Regional Assembly (Assemblea Regionale)		Unicameral	5		70	71,675
Sint Maarten		Estates (Staten)		Unicameral	4		15	2,495
Tokelau		Parliament		Unicameral	3		20	70
Trentino-Alto Adige/Südtirol	Trentino	Regional council	Provincial Council of Trento (Consiglio provinciale)	Unicameral	5		35	15,405
Trentino-Alto Adige/Südtirol	South Tyrol	Regional council	Landtag	Unicameral	5		35	14,621
Turks and Caicos Islands		House of Assembly		Unicameral	4		21	1,498
U.S. Virgin Islands		Legislature		Unicameral	2		15	7,093
Vojvodina		Assembly (Скупштина / Skupština / Képviselőháza / Adunarea / Zhromaždenie)		Unicameral	4	Proportional representation in a single constituency with a 5% threshold and seats being allocated using d'Hondt method	120	16,098
Wales		Senedd (Welsh Parliament / Senedd Cymru)		Unicameral	5	Closed-list^[14]	60	51,066
Wallis and Futuna		Territorial Assembly (Assemblée Territoriale)		Unicameral	5	Proportional representation by constituency	20	650
Zanzibar		House of Representatives (Baraza la Wawakilishi)		Unicameral	5	First-past-the-post voting	88	17,086

^ Seats allocation is based on the runoff, unless a list reaches 50% in their section in the first round. Lists with 5% in the first round can merge with other qualified lists.
^ Seats allocation is based on the runoff, unless a list reaches 50% and a quarter of registered voters in the first round. Lists with 5% in the first round can merge with other qualified lists.
^ Seats allocation is based on the runoff, unless a list reaches 50% and a quarter of registered voters in the first round. Lists with 5% in the first round can merge with other qualified lists.
^ Seats allocation is based on the runoff, unless a list reaches 50% and a quarter of registered voters in the first round. Lists with 5% in the first round can merge with other qualified lists.

Legislatures of non-UN states (including unrecognized and disputed territories)

non-UN state	Overall name of legislature	Name of house	House level	Term (years)	Voting system	Seats	Population per seat
Abkhazia	People's Assembly (Жәлар Реизара, Zhelar Reizara)		Unicameral	5		35	6,877
Kosovo	Assembly of Kosovo (Albanian: Kuvendi i Kosovës, Serbian Cyrillic: Скупштина Косова)		Unicameral	4		120	15,493
Northern Cyprus	Assembly of the Republic (Cumhuriyet Meclisi)		Unicameral	5		50	5,898
Sahrawi Arab Democratic Republic	Sahrawi National Council (المجلس الوطني الصحراوي Al-Majlis al-Watani al-Sahrawi)		Unicameral	2		53
Somaliland	Parliament (Baarlamaanka)	House of Representatives (Golaha Wakiilada)	Lower	5		82	42,682
Somaliland	Parliament (Baarlamaanka)	House of Elders (Golaha Guurtida)	Upper	6		82	42,682
South Ossetia	Parliament		Unicameral	5		34	2,117
Taiwan	Legislative Yuan (立法院 Lìfǎ Yùan)		Unicameral	4	First-past-the-post voting, Closed party-list proportional representation and indigenous seats with single non-transferable vote	113	208,754
Central Tibetan Administration (in exile)	Parliament of the Central Tibetan Administration (གྲོས་ཚོགས་ཐོག་གསུང་བཤད།)		Unicameral	5	First-past-the-post voting	43	73,953^{[note 16]}
Transnistria	Supreme Council^[15] (Верховный Совет, Verkhovny Sovet)		Unicameral	5		33

Notes

^ Not to be confused with the European Council nor with the Council of Europe. See https://www.coe.int/en/web/about-us/do-not-get-confused
^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k The head of state is a constituent part of the parliament too.
^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k ^l ^m ⁿ ^o ^p ^q ^r ^s ^t ^u ^v ^w ^x ^y ^z ^aa ^ab ^ac ^ad The native name is also used in English.
^ The PRC has also a Chinese People's Political Consultative Conference (中国人民政治协商会议, Zhōngguó Rénmín Zhèngzhì Xiéshāng Huìyì), which is a political advisory body but not a legislature.
^ Literally, "People's Hall"
^ Literally, "Nation's Hall"
^ In English State Great Khural is used too.
^ ^a ^b ^c Native name not available
^ Name used only on those rare occasions when both houses sit together
^ The Consultative Assembly has only consultative task.
^ The Consultative Assembly has only formal advisory role.
^ Archbishops which reach the end of their term are typically appointed life peers.
^ Actual amount of life peers varies, and there is no limit.
^ Excludes 25 members currently unable to take part in proceedings
^ Also: Landsting
^ Figures for Tibet Autonomous Region in the PRC

References

^ Article 9 A Treaty of Lisbon : « 1. The European Parliament shall, jointly with the Council, exercise legislative and budgetary functions. It shall exercise functions of political control and consultation as laid down in the Treaties. It shall elect the President of the Commission. »
^ Article 9 C Treaty of Lisbon : « 1. The Council shall, jointly with the European Parliament, exercise legislative and budgetary functions. It shall carry out policy-making and coordinating functions as laid down in the Treaties. »
^ Jones, Seth G. (December 2020). "Afghanistan's Future Emirate? The Taliban and the Struggle for Afghanistan". CTC Sentinel. 13 (11). Combating Terrorism Center. Retrieved 2 November 2022.
^ ^a ^b Sayed, Adbul (8 September 2021). "Analysis: How Are the Taliban Organized?". Voice of America. Retrieved 16 June 2022.
^ "Republic of Armenia – Parliamentary elections 2 April 2017 – OSCE/ODIHR needs assessment mission report" (PDF). OSCE. Retrieved 2022-10-20.
^ http://www.senate.gov.kh/home/index.php?option=com_content&view=article&id=67&Itemid=88&lang=km ^{[bare URL]}
^ "Majles Addawla (State Council)". Inter-Parliamentary Union. 12 September 2018. Retrieved 26 June 2019.
^ Lakota, Igor (2006). Sistem nepopolne dvodomnosti v slovenskem parlamentu (diplomska naloga) [The system of incomplete bicameralism in the Slovenian Parliament (diploma thesis)] (PDF) (in Slovenian). Faculty of Social Sciences, University of Ljubljana. p. 62. Retrieved 16 December 2010. Opinions differ, however the majority of domestic experts agree that the National Council may be regarded as the upper house, but the bicameralism is distinctively incomplete.
^ Candidates require 5% of their party's vote total in their constituency in order to override the default party-list order
^ A party may earn seats even if they fail to reach 4% of the vote nationally if they obtain 12% of the vote in a given constituency
^ "Vocabulaire électoral – Système proportionnel". ch.ch (in French). Retrieved 2022-10-20.
^ "YEMEN. Majlis Alshoora (Consultative Council)". Inter-Parliamentary Union. 25 July 2018. Retrieved 26 June 2019.
^ Assembly Members (Reduction of Numbers) Act (Northern Ireland) 2016
^ "Historic Act strengthens democracy in Wales | GOV.WALES". 24 June 2024.
^ "Официальный сайт Верховного Совета Приднестровской Молдавской Республики". www.vspmr.org.

[6] Assuming membership of 30. This is only an estimate; the size of the council is not fixed and the membership is not fully verified.^[4]

[8] There are three compensation mechanisms in addition of the basis 101 seats: if a party wins a majority then they win a majority jackpot of 54% of the seats; if a party wins over two-thirds of the seats then other parties receive additional seats to have no party above two-thirds; if no party can form a government in 6 days then a runoff election between the top-2 is held, with a 54% seats majority jackpot. Four additional seats are elected for national minorities.

[29] Seats allocation is based on the runoff, unless a list reaches 50% in their section in the first round. Lists with 5% in the first round can merge with other qualified lists.

[32] Seats allocation is based on the runoff, unless a list reaches 50% and a quarter of registered voters in the first round. Lists with 5% in the first round can merge with other qualified lists.

[33] Seats allocation is based on the runoff, unless a list reaches 50% and a quarter of registered voters in the first round. Lists with 5% in the first round can merge with other qualified lists.

[34] Seats allocation is based on the runoff, unless a list reaches 50% and a quarter of registered voters in the first round. Lists with 5% in the first round can merge with other qualified lists.

[3] Not to be confused with the European Council nor with the Council of Europe. See https://www.coe.int/en/web/about-us/do-not-get-confused

[head-7] ^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k The head of state is a constituent part of the parliament too.

[native-10] ^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k ^l ^m ⁿ ^o ^p ^q ^r ^s ^t ^u ^v ^w ^x ^y ^z ^aa ^ab ^ac ^ad The native name is also used in English.

[12] The PRC has also a Chinese People's Political Consultative Conference (中国人民政治协商会议, Zhōngguó Rénmín Zhèngzhì Xiéshāng Huìyì), which is a political advisory body but not a legislature.

[13] Literally, "People's Hall"

[14] Literally, "Nation's Hall"

[15] In English State Great Khural is used too.

[NA-17] Native name not available

[18] Name used only on those rare occasions when both houses sit together

[19] The Consultative Assembly has only consultative task.

[20] The Consultative Assembly has only formal advisory role.

[25] Archbishops which reach the end of their term are typically appointed life peers.

[26] Actual amount of life peers varies, and there is no limit.

[27] Excludes 25 members currently unable to take part in proceedings

[30] Also: Landsting

[TAR-36] Figures for Tibet Autonomous Region in the PRC

[:0-1] Article 9 A Treaty of Lisbon : « 1. The European Parliament shall, jointly with the Council, exercise legislative and budgetary functions. It shall exercise functions of political control and consultation as laid down in the Treaties. It shall elect the President of the Commission. »

[2] Article 9 C Treaty of Lisbon : « 1. The Council shall, jointly with the European Parliament, exercise legislative and budgetary functions. It shall carry out policy-making and coordinating functions as laid down in the Treaties. »

[4] Jones, Seth G. (December 2020). "Afghanistan's Future Emirate? The Taliban and the Struggle for Afghanistan". CTC Sentinel. 13 (11). Combating Terrorism Center. Retrieved 2 November 2022.

[VoA_AFG-5] Sayed, Adbul (8 September 2021). "Analysis: How Are the Taliban Organized?". Voice of America. Retrieved 16 June 2022.

[9] "Republic of Armenia – Parliamentary elections 2 April 2017 – OSCE/ODIHR needs assessment mission report" (PDF). OSCE. Retrieved 2022-10-20.

[11] ttp://www.senate.gov.kh/home/index.php?option=com_content&view=article&id=67&Itemid=88&lang=km ^{[bare URL]}

[16] "Majles Addawla (State Council)". Inter-Parliamentary Union. 12 September 2018. Retrieved 26 June 2019.

[21] Lakota, Igor (2006). Sistem nepopolne dvodomnosti v slovenskem parlamentu (diplomska naloga) [The system of incomplete bicameralism in the Slovenian Parliament (diploma thesis)] (PDF) (in Slovenian). Faculty of Social Sciences, University of Ljubljana. p. 62. Retrieved 16 December 2010. Opinions differ, however the majority of domestic experts agree that the National Council may be regarded as the upper house, but the bicameralism is distinctively incomplete.

[22] Candidates require 5% of their party's vote total in their constituency in order to override the default party-list order

[23] A party may earn seats even if they fail to reach 4% of the vote nationally if they obtain 12% of the vote in a given constituency

[24] "Vocabulaire électoral – Système proportionnel". ch.ch (in French). Retrieved 2022-10-20.

[28] "YEMEN. Majlis Alshoora (Consultative Council)". Inter-Parliamentary Union. 25 July 2018. Retrieved 26 June 2019.

[31] Assembly Members (Reduction of Numbers) Act (Northern Ireland) 2016

[35] "Historic Act strengthens democracy in Wales | GOV.WALES". 24 June 2024.

[37] "Официальный сайт Верховного Совета Приднестровской Молдавской Республики". www.vspmr.org.

[1]

[2]

[note 1]

[3]

[4]

[a]

[note 2]

[b]

[5]

[note 3]

[6]

[note 4]

[note 5]

[note 6]

[note 7]

[7]

[note 8]

[note 9]

[note 10]

[note 11]

[8]

[9]

[10]

[11]

[note 12]

[note 13]

[note 14]

[12]

[a]

[note 15]

[13]

[b]

[c]

[d]

[14]

[note 16]

[15]

v t e National bicameral legislatures
Federal	Argentina Australia Austria Belgium Bosnia and Herzegovina Brazil Canada Egypt Ethiopia India Malaysia Mexico Nepal Nigeria Pakistan Russia Somalia South Sudan Sudan Switzerland United States
Unitary	Algeria Antigua and Barbuda Bahamas Bahrain Barbados Belarus Belize Bhutan Bolivia Burundi Cambodia Cameroon Chile Colombia Democratic Republic of the Congo Republic of the Congo Czech Republic Dominican Republic Equatorial Guinea Eswatini France Gabon Grenada Haiti Indonesia Ireland Italy Ivory Coast Jamaica Japan Jordan Kazakhstan Kenya Lesotho Liberia Madagascar Morocco Myanmar Namibia Netherlands Oman Palau Paraguay Philippines Poland Romania Rwanda Saint Lucia Slovenia South Africa Spain Tajikistan Thailand Trinidad and Tobago Turkmenistan United Kingdom Uruguay Uzbekistan Zimbabwe
Dependent and other territories	American Samoa Bermuda Isle of Man Northern Mariana Islands Puerto Rico
Non-UN states	Somaliland
Historical	Venezuela (1811-1999) Confederate States (1862–1865) Czechoslovakia (1920–1939) (1969–1992) Estonia (1938–1940) Serbia (1901–1903) Soviet Union (1938–1991) Texas (1836–1845) Yugoslavia (1931–1939, 1945–1963, 1974–1992) FR Yugoslavia (1992–2003) Ottoman Empire (1876–1878, 1908–1920)
Related	Unicameralism Tricameralism Multicameralism List of legislatures by country
National unicameral legislatures National lower houses National upper houses

v t e Lower houses of national legislatures
Federal	Argentina Australia Austria Belgium Bosnia and Herzegovina Brazil Canada Ethiopia Germany India Malaysia Mexico Nepal Nigeria Pakistan Russia Somalia South Sudan Sudan Switzerland United States
Unitary	Algeria Antigua and Barbuda Bahamas Bahrain Barbados Belarus Belize Bhutan Bolivia Burundi Cambodia Cameroon Central African Republic Chile Colombia Democratic Republic of the Congo Republic of the Congo Czech Republic Dominican Republic Egypt Equatorial Guinea Eswatini France Gabon Grenada Haiti Indonesia Ireland Italy Ivory Coast Jamaica Japan Jordan Kazakhstan Kenya Lesotho Liberia Madagascar Morocco Myanmar Namibia Netherlands Oman Palau Paraguay Philippines Poland Romania Rwanda Saint Lucia Slovenia South Africa Spain Tajikistan Thailand Trinidad and Tobago United Kingdom Uruguay Uzbekistan Yemen Zimbabwe
Dependent and other territories	American Samoa Bermuda Isle of Man Northern Mariana Islands Puerto Rico
Non-UN states	Somaliland
Defunct	Cuba Fiji Guyana Hungary Kingdom of Ireland Irish Free State South Korea Nicaragua Northern Ireland Peru Portugal (Kingdom) Portugal (Republic) Sweden Venezuela
Related	Bicameralism Unicameralism Tricameralism Multicameralism List of abolished lower houses List of legislatures by country
National upper houses National bicameral legislatures National unicameral legislatures

v t e Upper houses of national legislatures
Federal	Argentina Australia Austria Belgium Bosnia and Herzegovina Brazil Canada Ethiopia Germany India Malaysia Mexico Nepal Nigeria Pakistan Russia Somalia South Sudan Sudan Switzerland United States
Unitary	Algeria Antigua and Barbuda Bahamas Bahrain Barbados Belarus Belize Bhutan Bolivia Burundi Cambodia Cameroon Chad Chile Colombia Democratic Republic of the Congo Republic of the Congo Czech Republic Dominican Republic Egypt Equatorial Guinea Eswatini France Gabon Grenada Haiti Indonesia Ireland Italy Ivory Coast Jamaica Japan (post-1947) Jordan Kazakhstan Kenya Lesotho Liberia Madagascar Morocco Myanmar Namibia Nepal Netherlands Oman Palau Paraguay Philippines Poland Romania Rwanda Saint Lucia Slovenia South Africa Spain Tajikistan Thailand Trinidad and Tobago United Kingdom Uruguay Uzbekistan Yemen Zimbabwe
Dependent and other territories	American Samoa Bermuda Isle of Man Northern Mariana Islands Puerto Rico
Non-UN states	Somaliland
Defunct	Afghanistan Austria British Guiana British Raj Burkina Faso Burma Ceylon China Costa Rica Croatia Cuba Czechoslovakia Denmark Dominican Republic East Germany Ecuador Egypt El Salvador Ethiopia Fiji Greece Hungary Iran Iraq Kingdom of Ireland Irish Free State Japan (pre-1947) Libya Maldives Malta Mauritania New Zealand Nicaragua Northern Ireland Peru Portugal Prussia Rhodesia Russian Empire Senegal Serbia South Africa South Korea Soviet Union Sweden Turkey Venezuela Weimar Germany
Related	Bicameralism Unicameralism Tricameralism Multicameralism List of abolished upper houses List of legislatures by country
National bicameral legislatures National unicameral legislatures National lower houses

v t e National unicameral legislatures
Federal	Comoros Iraq Federated States of Micronesia Saint Kitts and Nevis United Arab Emirates Venezuela
Unitary	Afghanistan Albania Andorra Angola Armenia Azerbaijan Bangladesh Benin Botswana Brunei Bulgaria Burkina Faso Cape Verde Central African Republic Chad China Costa Rica Croatia Cuba Cyprus Denmark Djibouti Dominica East Timor Ecuador El Salvador Eritrea Estonia Fiji Finland Gambia Georgia Ghana Greece Guatemala Guinea Guinea-Bissau Guyana Honduras Hungary Iceland Iran Israel Kiribati North Korea South Korea Kuwait Kyrgyzstan Laos Latvia Lebanon Libya Liechtenstein Lithuania Luxembourg Malawi Maldives Mali Malta Marshall Islands Mauritania Mauritius Moldova Monaco Mongolia Montenegro Mozambique Nauru New Zealand Nicaragua Niger North Macedonia Norway Palestine Panama Papua New Guinea Peru Portugal Qatar Saint Vincent and the Grenadines Samoa San Marino São Tomé and Príncipe Saudi Arabia Senegal Serbia Seychelles Sierra Leone Singapore Slovakia Solomon Islands Sri Lanka Suriname Sweden Syria Tanzania Togo Tonga Tunisia Turkey Tuvalu Uganda Ukraine Vanuatu Holy See (Vatican City) Vietnam Yemen Zambia
Dependent and other territories	Åland Islands Anguilla Aruba Azores British Virgin Islands Cayman Islands Cook Islands Curaçao Falkland Islands Faroe Islands French Polynesia Gibraltar Greenland Guam Guernsey Hong Kong Jersey Madeira Macau Montserrat New Caledonia Niue Pitcairn Islands Saint Barthélemy Saint Helena Saint Martin Saint Pierre and Miquelon Sint Maarten Tobago Tokelau Turks and Caicos Islands U.S. Virgin Islands Wallis and Futuna
Non-UN states	Abkhazia Kosovo Northern Cyprus Sahrawi Arab Democratic Republic South Ossetia Taiwan Transnistria
Historical	Artsakh (1991–2023) Confederate States (1861–1862) Czechoslovakia (1948–1969) Irish Republic (1919–1922) Norfolk Island Orange Free State (1854–1902) Scotland Serbia and Montenegro (2003–2006) Sicily Sikkim (1953–1975) South African Republic (1857–1902)
Related	Bicameralism Tricameralism Multicameralism List of legislatures by country
National bicameral legislatures National lower houses National upper houses

Names of legislatures