Detail Compare

Country Topic restriction Number of signatures Available time Approval quorum Turnout quorum
Bolivia Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Bolivia Open 5% No information in legal source Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Bolivia Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Brazil Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Brazil Open 1% No information found in source
Costa Rica Yes 5% of the electorate 9 months Legal source does not mention special approval quorum 30% for ordinary laws; 40% for laws with qualified majority
Bolivia Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Bolivia Yes 20% of the elect. No information in legal source Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Bolivia Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Barbados Open
Bolivia Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Costa Rica Yes Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Costa Rica Yes 5% of the electorate No information in legal source
Antigua and Barbuda Yes Not less than two-thirds of all the votes validly cast on that referendum Legal source does not mention turnout quorum
Antigua and Barbuda Open Legal source does not mention turnout quorum
Argentina Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Argentina Yes 1,5% of electorate No information found in legal source
The Bahamas Open Majority of voters Legal source does not mention turnout quorum
Barbados Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Belize Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Belize Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Colombia Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Colombia Open 5% of the electorate No information in legal source
Colombia Open More than half of the voters Number must exceed one-fourth of the total number of citizens included in the electoral rolls
Colombia Yes 10% of the elect. Six months Half plus one of the voters need to approve 25% need to participate in the referendum
Dominica Open Majority of votes Legal source does not mention turnout quorum
Dominican Republic Yes Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Dominican Republic Open More than half of the votes Yes votes must exeed 30% of the total electorate
Ecuador Yes 1% of the electorate No information found in legal source 50% plus one of the valid votes
Ecuador Yes 50% plus one of the valid votes Legal source does not mention turnout quorum
Ecuador Open 12% of the elect. 180 days Absolute majority of valid votes Legal source does not mention turnout quorum
Ecuador Open 50% plus one of the valid votes Legal source does not mention turnout quorum
Ecuador Open 0.25% of the elect. No information in legal source
Paraguay Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Ecuador Yes 5% of the electorate 180 days Absolute majority of valid votes Legal source does not mention turnout quorum
Ecuador Open Absolute majority of valid votes Legal source does not mention turnout quorum
El Salvador Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Guatemala Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Guatemala Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Guatemala Open 5000 people No information in legal source
Guatemala Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Honduras Yes 2% of the electorate No information in legal source
Argentina Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Bolivia Open 20% of the electorate No information in legal source Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Austria Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Kenya Open 1 000 000 No information found in legal source 255 (2) (b) the amendment is supported by a simple majority of the citizens voting in the referendum. 255 (2) A proposed amendment shall be approved by a referendum under clause (1) if— (a) at least twenty per cent of the registered voters in each of at least half of the counties vote in the referendum;
Jamaica Open Depending on the type of amendments (see above): According Art.49 (3) - majority Acoording Art 49 (5) - 3/5th majority According Art.49 (6) - 2/3rd majority Legal source does not mention turnout quorum
Panama Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Panama Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Benin Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Paraguay Yes majority Legal source does not mention turnout quorum
Montenegro Open No special approval quorum found in constitution No information found in constitution
Peru Open Half plus one of the voters have voted in favor of the referendum It is valid only if it is approved by not less than 30% of the total number of voters Legal source does not mention turnout quorum
Serbia Yes 100 000 7 days - Article 36 ZAKON O REFERENDUMU I NARODNOJ INICIJATIV (accessed August 2, 2018) Majority 50% of the electorate - Article 24 ZAKON O REFERENDUMU I NARODNOJ INICIJATIV (accessed August 2, 2018)
Peru Yes 10% of the electorate No information found in legal sources Majority (50%+1). Majority must be min. 30% of the total electorate
Saint Lucia Open Majority of votes Legal source does not mention turnout quorum
Saint Lucia Open Legal source does not mention special approval quorum (General rule) Legal source does not mention turnout quorum (General rule)
Suriname Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Saint Vincent and the Grenadines Open Two-thirds of all the votes validly cast Legal source does not mention turnout quorum
Uruguay Yes 25% of the electorate No information found in legal source Legal source does not mention special approval quorum None
Uruguay Open 10% of the electorate No information in legal source Absolute majority Yes votes need to represent at least 35% of the electorate
Uruguay Open Absolute majority Yes votes need to represent at least 35% of the electorate
Panama Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Austria Open 100 000 8 days
Austria Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Austria Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Austria Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Estonia Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Bulgaria Yes More than half of voters Article 23 (1) The proposal, subject to the referendum thereof, shall be considered accepted if the number of voters, who have participated in the balloting, is not less than the voters who participated in the last National Assembly elections and if more
Bulgaria Yes 200 000 up to 399 999 Article 12 (8) provides that if the petition is not submitted to the National Assembly within three months upon the notification under Paragraph 2 (3), the procedure for presenting the referendum proposal shall be terminated.
Bulgaria Open 50 No information in legal source
Denmark Open At least 40 per cent of the total electorate, have voted in favour of the Bill as passed by the Folketing At least 40 per cent of the total electorate, have voted in favour of the Bill as passed by the Folketing
Denmark Open Accepted: Majority Rejection: Majority equals at least 30% of total electorate Art. 42 (5) At the referendum votes shall be cast for or against the Bill. For the Bill to be rejected, a majority of the electors who vote and not less than thirty per cent of all persons who are entitled to vote, shall have voted against the Bill.
Denmark Yes Accepted: Majority Bill rejected: Majority needs to equal at least 30% of total electorate Art. 42 (5) At the referendum votes shall be cast for or against the Bill. For the Bill to be rejected, a majority of the electors who vote and not less than thirty per cent of all persons who are entitled to vote, shall have voted against the Bill.
Estonia Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Estonia Open Majority Legal source does not mention turnout quorum
Finland Open See turnout quorum remarks Section 53 - Referendums The decision to organise a consultative referendum is made by an Act, which shall contain provisions on the time of the referendum and on the choices to be presented to the voters. Provisions concerning the conduct of a referendum
France Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
France Yes Legal source does not mention special approval quorum Legal source does not mention turnout quorum
France Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Greece Yes Majority of valid votes At least 40% of the citizens registered as voters have voted
Ireland Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Ireland Open Law is vetoed by the people if a majority of the votes cast at such Referendum shall have been against its enactment into law The votes so cast against its enactment into law shall have amounted to not less than thirty-three and one-third per cent.
Italy Open 50 000 6 months
Italy Yes 500 000 3 Months Majority of valid votes Binding: 50% of the electorate takes part
Italy Yes Majority of valid votes has been achieved The referendum shall be considered to have been carried if the majority of those eligible has voted ...
Italy Open 500 000 3 Months (after passing a constit. amendment) Majority of valid votes Legal source does not mention turnout quorum
Italy Open 3 Months (after passing a constit. amendment) Majority of valid votes Legal source does not mention turnout quorum
Latvia Open Adopted if at least half of the electorate has voted in favour (Art. 79 Constitution) Legal source does not mention turnout quorum
Latvia Yes 1/10 of electorate 2 months majority Number of voters must be at least half of the number of last parlamentary elections
Latvia Yes 1/10 of the electora Majority Constitutional amendment: half of the electorate; Law: participation min. last parlamentary election
Latvia Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Latvia Open More than half of the votes Legal source does not mention turnout quorum
Lithuania Open 2/3rd majority of electorate 2/3 majority must represent those having voting right
Lithuania Open More than half having the right to vote and having been registered on voter lists have approved it More than half having the right to vote and having been registered on voter lists have approved it
Lithuania Open 50 0000 No information in legal source
Lithuania Open Min. 3/4 majority At least three fourths having the right to vote and having been registered in voter lists, have approved
Lithuania Open Legal source does not mention special approval quorum Over 1/2 having the right to vote and having been registered in voter lists, have taken part in it.
Lithuania Open 300 000 3 months majority 50%+ of total electorate taking part; Yes votes must be at least 1/3 of electorate
Lithuania Open 1/2 of votes Min. 50%+1 of total electorate takes part
Lithuania Open 300 000 3 months majority - In the event when fewer voters have taken part in the referendum, than has been stipulated in paragraph one of this Article, it shall be deemed that the referendum has not taken place, and the voters opinion voiced during its course, may be co 50% of the total electorate voted - In the event when fewer voters have taken part in the referendum, than has been stipulated in paragraph one of this Article, it shall be deemed that the referendum has not taken place, and the voters opinion voiced dur
Luxembourg Open 25 000 2 months Majority of valid cast Legal source does not mention turnout quorum
Luxembourg Open 2 months Majoritry of the valid cast Legal source does not mention turnout quorum
Luxembourg Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Malta Open Majority of electors Legal source does not mention turnout quorum
Malta Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Portugal Yes Legal source does not mention special approval quorum Number of voters must exceed half of registered electorate to be binding
Portugal Yes 75 000 No information in legal source
Romania Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Romania Open 100 000 No information found in legal source
Romania Open 500 000 No information in legal source
Romania Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Slovakia Open Majority of voters Absolute majority of electorate
Slovakia Yes Absolute majority of voters. Absolute majority of electors have participated
Sweden Open For no-decision: 50%+1 of participanting voters and 50%+1 of participating voters in parallel parliament Legal source does not mention turnout quorum
Slovenia Yes 5000 No information in legal source
Slovenia Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Slovenia Open 30 000 No information in legal source
Slovenia Yes 40 000 35 days Law is rejected majority of voters who have cast valid votes and at least one fifth of all qualified voters have voted against the law At least one fifth of all qualified voters have voted against the law
Slovenia Open Majority of voters Majority of total electorate takes part in ballot
Spain Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Spain Yes 500 000 9 (12) months
Spain Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Andorra Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Croatia Open Legal source does not mention special approval quorum Majority of voters taking part
Croatia Open 10% of electorate 15 days Legal source does not mention special approval quorum Majority of voters taking part
Iceland Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Iceland Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Iceland Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
United Kingdom Open
Liechtenstein Open 1000 6 weeks Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Liechtenstein Open 1000 6 weeks
Liechtenstein Open 1500 6 weeks Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Liechtenstein Open 1500 6 weeks
Liechtenstein Yes 1000 30 days Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Liechtenstein Open 1500 30 days Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Liechtenstein Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Liechtenstein Open 1500 6 weeks Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Liechtenstein Open 6 weeks Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Liechtenstein Open 6 weeks Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Liechtenstein Yes 30 days Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Liechtenstein Open 30 days Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Macedonia (FYROM) Open 10 000 No information in legal source
Macedonia (FYROM) Open Legal source does not mention special approval quorum More than half of the total number of voters voted
Macedonia (FYROM) Open 150 000 No information in legal source Legal source does not mention special approval quorum More than half of the total number of voters voted
Macedonia (FYROM) Open Majority: 50%+ of all voters Legal source does not mention turnout quorum
San Marino Yes 1,5% of total voters 90 days Majority of votes is at least 32% of total electorate Legal source does not mention turnout quorum
San Marino Open 60 No information in legal source
San Marino Yes 1,5% of the elect. 45 days The proposal submitted to referendum is approved if it obtains majority of the votes validly cast Majority is not less than 32% (trentaduepercento) of votes of the electors registered to vote
San Marino Yes 1,5% of electorate 45 days The proposal submitted to referendum is approved if it obtains majority of the votes validly cast Majority is not less than 32% (trentaduepercento) of votes of the electors registered to vote
San Marino Yes The proposal submitted to referendum is approved if it obtains majority of the votes validly cast Majority is not less than 32% (trentaduepercento) of votes of the electors registered to vote
San Marino Yes 45 days The proposal submitted to referendum is approved if it obtains majority of the votes validly cast Majority is not less than 32% (trentaduepercento) of votes of the electors registered to vote
Kenya Open General constitutional rule General constitutional rule
Kenya Open Simple majority of the citizens voting in the referendum At least twenty per cent of the registered voters in each of at least half of the counties vote in the referendum
Benin Yes Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Benin Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Botswana Open Majority of the voters Legal source does not mention turnout quorum
Cape Verde Yes Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Cape Verde Open No information in legal source No information in legal source
Comoros Open General constitutional rule General constitutional rule
Comoros Yes Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Lesotho Open Majority of electors Legal source does not mention turnout quorum
Liberia Open 2/3rd of the registered voters Legal source does not mention turnout quorum
Malawi Open Majority of voters Legal source does not mention turnout quorum
Malawi Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Mauritius Open 3 quarters of the electorate Legal source does not mention turnout quorum
Namibia Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Namibia Open Two-thirds majority of all the votes cast Legal source does not mention turnout quorum
São Tomé and Príncipe Yes Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Senegal Yes Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Senegal Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Seychelles Open 60% majority Legal source does not mention turnout quorum
Seychelles Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
South Africa Open
South Africa Open
South Africa Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Zambia Open Legal source does not mention special approval quorum Not less than 50% entitled to be registered as voters
Zambia Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Poland Open 100 000 3 months
Poland Open Legal source does not mention special approval quorum Binding: If more than half of the electorate participated. Validity: Supreme Court
Poland Open Legal source does not mention special approval quorum Binding, if more than half of the number of those having the right to vote have participated in it.
United Kingdom Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Poland Open Majority of those voting Legal source does not mention turnout quorum
Hungary Yes 200 000 No information in legal source More than half of valid votes Valid votes: Min 50% of electorate
Hungary Yes 100 000 No information in legal source
Hungary Yes It shall be deemed successful if more than half of those voting validly voted yes. No information found in legal source
Australia Open Majority of electors Legal source does not mention turnout quorum
Australia Yes Majority of the electorate Legal source does not mention turnout quorum
Australia Yes Majority of the electorate Legal source does not mention turnout quorum
Australia Open
Kiribati Open Not less than two-third of all the persons entitled to vote in the referendum None
Marshall Islands Open Majority of votes Legal source does not mention turnout quorum
Marshall Islands Open Approved by two-thirds of the votes validly cast in a referendum of all qualified voters Legal source does not mention turnout quorum
Marshall Islands Open 25% of electorate No information in legal source Majority of votes Legal source does not mention turnout quorum
Federated States of Micronesia Open 3/4 of the votes cast 3/4 of the votes cast in each of 3/4 of the states
Federated States of Micronesia Open No special approval quorum found in legal source No turnout quorum found in legal source
Federated States of Micronesia Open 10% of the elect. No information in legal source approved by 3/4 of the votes cast on that amendment Legal source does not mention turnout quorum
Federated States of Micronesia Open Approved by 3/4 of the votes cast on that amendment Legal source does not mention turnout quorum
Nauru Open Approved by not less than two-thirds of all the votes validly cast Legal source does not mention turnout quorum
Germany Open
Germany Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
France Open 1/10 th of electorate 9 months
New Zealand Open No special approval quorum found in legal source No turnout quorum found in legal source
New Zealand Open Carried by a majority of the valid votes cast at a poll of the electors of the General and Maori electoral districts No turnout quorum found in legal source
Niue Open majority but: in the case of specific Bill (Art.35 b,i) 2/3rd majority Legal source does not mention turnout quorum
Czechia Yes No information found in legal source No information found in legal source
Iceland Open Majority of votes cast
Fiji Open Majority None
France Open 1/10 of electorate No special approval quorum found in legal source No turnout quorum found in legal source
Philippines Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Palau Open Majority of votes Legal source does not mention turnout quorum
Palau Yes 3/4th majority Legal source does not mention turnout quorum
Palau Open 3/4th majority Legal source does not mention turnout quorum
Palau Open "(..) majority of the votes cast on that amendment and..." Legal source does not mention turnout quorum
Palau Open 25% of voters No information in legal source Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Palau Open 10% of electorate No information in legal source Majority of voters Legal source does not mention turnout quorum
Palau Yes 10% of electorate No information in legal source Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Vanuatu Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Timor-Leste Yes Legal source does not mention special approval quorum Binding if: min. 50%+ of the electorate takes part in referendum
Timor-Leste Yes Legal source does not mention special approval quorum Binding: 50%+ of electorate takes part in ballot
Timor-Leste Yes Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Andorra Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Georgia Open 30 000 No information in legal source
Georgia Yes 200 000 3 months The referendum issue will be passed if more than half of the voters vote for it. References: LAW ON THE REFERENDUM, 2003 The referendum is unauthorized if less than 1/2 of citizens who have a right to vote, participate in it- References: LAW ON THE REFERENDUM, 2003
Georgia Yes The referendum issue will be passed if more than 1/2 of the voters vote For. References: LAW ON THE REFERENDUM, 2003 The referendum is unauthorized if less than 1/2 of citizens who have a right to vote, participate in it.# References: LAW ON THE REFERENDUM, 2003
Japan Open Affirmative vote: a majority of all votes cast Legal source does not mention turnout quorum
Israel Open Approval: number of voters for the aggreement is bigger than the voters against in the referendum Legal source does not mention turnout quorum
Mongolia Yes Majority of votes Valid: the majority of eligible citizens has taken part,
Mongolia Open Majority Valid: the majority of eligible citizens has taken part
Philippines Open Majority of votes cast Legal source does not mention turnout quorum
Philippines Open Majority of the votes cast Legal source does not mention turnout quorum
Philippines Open 12% of the electorate The Initiative on the Constitution may be exercised only after five (5) years from the ratification of the 1987 Constitution and only once every five (5) years thereafter. Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Philippines Yes 10% of Elect. No information in legal source Majority of the votes cast Legal source does not mention turnout quorum
Philippines Yes 10% of Electorate No information found in legal source Majority of the votes cast Legal source does not mention turnout quorum
South Korea Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
South Korea Open More than one half of al votes cast More than one half of voters eligible to vote in elections for members of the National Assembly
Taiwan Open Number of valid votes in favor exceeds one-half of the total number of electors. Legal source does not mention turnout quorum
Colombia Open 5% of the electorate 6 months Majority At least one-fourth of the electorate
Serbia Yes Majority of voters 50% of the electorate - Article 24 ZAKON O REFERENDUMU I NARODNOJ INICIJATIV (accessed August 2, 2018)
Peru Yes 0.3% of the electorate No information found in legal sources Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Sweden Open Simple majority No
Taiwan Yes Majority Valid ballots of assent are more than ballots of dissent and reach 1/4 of eligible voters.
Taiwan Yes Majority Article 29 With regard to the result of voting for a proposal of referendum, if valid ballots of assent are more than ballots of dissent and reach 1/4 of eligible voters, the proposal is adopted. If valid ballots of assent are less than ballots of dissent or do not reach the quantity prescribed in the preceding Paragraph, the proposal is vetoed.
Mexico Open 0.13 % of electorate No information in legal sources
Mexico Yes 2% of electorate See Art. 13 of the law Legal source does not mention special approval quorum Art.35 VIII 2. When the total participation corresponds, at least forty percent of the citizens subscribed in the voters registration list, the result will be binding for the Federal Executive and Legislative powers and for the competent authorities;
Mexico Yes Legal source does not mention special approval quorum Art.35 VIII 2. When the total participation corresponds, at least forty percent of the citizens subscribed in the voters registration list, the result will be binding for the Federal Executive and Legislative powers and for the competent authorities;
Canada Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Austria Yes Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Switzerland Yes 100 000 18 months Majority of those who vote and a majority of the Cantons No
Switzerland Open Majority of those who vote and a majority of the Cantons Legal source does not mention turnout quorum
Switzerland Open 50 000 100 days after official publication Majority of votes Legal source does not mention turnout quorum
Serbia Open 30000 (law)150 000 (constitutional amendments) 7 days
Panama Open 20% of the electorate 6 months
Liberia Open 10 000 No information in legal source
Ecuador Open Absolute majority of valid votes Legal source does not mention turnout quorum
Finland Open 50 000 6 months
Malta Yes 10% of electorate No time period found; but not before 2 years after another decision by popular vote Majority 50%+1 of the electorate
Guyana Open Majority of votes No turnout quorum found in legal source
Tunisia Yes No special approval quorum found in legal source No turnout quorum found in legal source
Albania Open 20 000 No information found in legal source
Ghana Open At least seventy-five percent of the persons who voted cast their votes in favour At least forty percent of the persons entitled to vote, voted at the referendum
Albania Open 50 000 During the period from 1 January to 30 November of each year
Albania Open Majority Majority: not less than 1/3rd of the total electorate
Albania Open Majority Majority: Min. 1/3rd of the total electorate
Albania Open Majority Majority: Min. 1/3rd of total electorate
Albania Open Majority Majority: Min. 1/3rd of total electorate
Madagascar Yes No special approval quorum found in legal source No turnout quorum found in legal source
Madagascar Open No special approval quorum found in legal source No turnout quorum found in legal source
Samoa Open 2/3rd majority of valid votes None
Niger Open No special approval quorum found in legal source No information found in legal source
Sierra Leone Open "The issue in the referendum shall not be regarded as having been approved at that referendum unless it was so approved by the votes of not less than one-half of all such persons or by not less than two-thirds of all the valid votes cast" "The issue in the referendum shall not be regarded as having been approved at that referendum unless it was so approved by the votes of not less than one-half of all such persons or by not less than two-thirds of all the valid votes cast"
Nepal Open No special approval quorum found in legal source No information found in legal source
Sierra Leone Open So approved by the votes of not less than one-half of all such persons and by not less than two-thirds of all the votes validly cast at the referendum So approved by the votes of not less than one-half of all such persons and by not less than two-thirds of all the votes validly cast at the referendum
Niger Open No special approval quorum found in legal source No information found in legal source
Montenegro Open Laws: 6000; referendum: 10% of the electorate No information found in legal source
Montenegro Yes 3/5th of all voters None
Maldives Open No special approval quorum found in legal source No information found in legal source
Maldives Open Majority of voters None
Moldova Yes Majority of registered voters No turnout quorum found in legal source
Maldives Open Majority of votes None
Moldova Open No special approval quorum found in legal source No information found in legal source
Moldova Open 200 000 No information found in legal source
Spain Open Majority No information found in legal source
Croatia Open Majority of all voters Majority of all voters
Netherlands Open 40 000 No information in legal source
Netherlands Yes Initial phase: 10.000 - Main phase: 300.000 Initial phase: 4 weeks; Main phase: 6 weeks Majority of votes 30% of the electorate
Tunisia Open Majority of votes cast No turnout quorum found in legal source
Bulgaria Yes 400 000 Article 12 (8) provides that if the petition is not submitted to the National Assembly within three months upon the notification under Paragraph 2 (3), the procedure for presenting the referendum proposal shall be terminated- More than half of the voters Article 23 (1) The proposal, subject to the referendum thereof, shall be considered accepted if the number of voters, who have participated in the balloting, is not less than the voters who participated in the last National Assembly elections and if more
Belize Open Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Grenada Open 2/3rd of the votes Legal source does not mention turnout quorum
Bolivia Open 20% No information in legal source Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Brazil Yes Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Taiwan Yes 1,5% of electorate - Initial phase: one-ten thousandth of the electorate 6 months Majority Valid ballots of assent are more than ballots of dissent and reach 1/4 of eligible voters
Serbia Yes Majority of voters 50% of the electorate - Article 24 ZAKON O REFERENDUMU I NARODNOJ INICIJATIV (accessed August 2, 2018)
Denmark Open Accepted: majority Rejected: Majority equals at least 30% of total electorate Art. 42 (5) At the referendum votes shall be cast for or against the Bill. For the Bill to be rejected, a majority of the electors who vote and not less than thirty per cent of all persons who are entitled to vote, shall have voted against the Bill.
Slovakia Yes 350 000 No information in legal source Absolute majority of voters Majority of all voters participated in the referendum
Greece Yes Majority of valid votes At least 50% of registered voters have voted
Chile Open No special approval quorum mentioned in legal source No turnout quorum mentioned in legal source
Paraguay Yes 2% of the electorate No information in legal source
Albania Yes 50 000 See signature period above Majority Majority must correspond 1/3rd of the total electorate
Honduras Yes 51% Majority of the valid votes
New Zealand Open 10% of electorate 12 months Legal source does not mention special approval quorum Legal source does not mention turnout quorum
Denmark Open 50 000 180 days