Immigration law includes the national statutes, regulations, and legal precedents governing immigration into and deportation from a country. Strictly speaking, it is distinct from other matters such as naturalization and citizenship, although they are sometimes conflated. Countries frequently maintain laws that regulate both the rights of entry and exit as well as internal rights, such as the duration of stay, freedom of movement, and the right to participate in commerce or government.
The Singapore passport is a passport issued to citizens of the Republic of Singapore. It enables the bearer to exit and re-enter Singapore freely; travel to and from other countries in accordance with visa requirements; facilitates the process of securing assistance from Singapore consular officials abroad, if necessary; and requests protection for the bearer while abroad.
Turkish nationality law is based primarily on the principle of jus sanguinis. Children who are born to a Turkish mother or a Turkish father are Turkish citizens from birth. The intention to renounce Turkish citizenship is submitted in Turkey by a petition to the highest administrative official in the concerned person's place of residence, and when overseas to the Turkish consulate. Documents processed by these authorities are forwarded to the Ministry of Interior (Turkey) for appropriate action.
Greek passports are issued to Greek citizens for the purpose of international travel. Biometric passports have been issued since 26 August 2006, with old-style passports being declared invalid as of 1 January 2007. Since June 2009, the passport's RFID chip includes two index fingerprints as well as a high-resolution JPEG image of the passport holder. From 18 December 2023 the issuance of new generation of Greek passports started by selected authorities and after 9 January 2024, only the new generation of passports are issued. Every Greek citizen is also a citizen of the European Union. The passport, along with the national identity card allows for free rights of movement and residence in any of the states of the European Union, European Economic Area, and Switzerland.
The Maltese passport is a passport that is issued to citizens of Malta. Every Maltese citizen is also a Commonwealth citizen and citizen of the European Union. The passport, along with the national identity card, allows for free rights of movement and residence in all member states of the European Economic Area, as well as Switzerland.
The Ukrainian passport is a document issued for nationals of Ukraine as proof of Ukrainian citizenship. The country issues international passports that are used for travel abroad. Until 2016, citizens were issued a soft booklet internal passport as their primary domestic identification document; the booklets were replaced by an identity card with existing passports remaining valid. Electronic passports are available to citizens through the government smartphone application Diia.
Finnish passport are issued to nationals of Finland for the purpose of international travel. Aside from serving as proof of Finnish nationality, they facilitate the process of securing assistance from Finnish consular officials abroad.
Bruneian passports are issued to citizens of Brunei for the purpose of international travel.
The Algerian passport is an international travel document issued to citizens of Algeria, and may also serve as proof of Algerian citizenship. Besides enabling the bearer to travel internationally and serving as indication of Algerian citizenship, the passport facilitates the process of securing assistance from Algerian consular officials abroad.
The Haitian passport is issued to citizens of Haiti for international travel.
Commonwealth of Dominica (Dominican) passports are issued to citizens of Dominica for international travel. The passport is a CARICOM passport as Dominica is a member of the Caribbean Community. The Dominican government began issuing biometric passports to its citizens on 19 July 2021, having spent $13 million upgrading its passport system to improve national security across its borders.
The Saint Kitts and Nevis passport is issued to citizens of Saint Kitts and Nevis for international travel. Prior to 1983, Saint Kitts and Nevis, together with Anguilla, was an associated state of the United Kingdom. The passport is a Caricom passport as Saint Kitts and Nevis is a member of the Caribbean Community. As of 29 July 2023, citizens of Saint Kitts and Nevis had visa-free or visa on arrival access to 154 countries and territories.
Botswana passports are issued by the Passport Division of the Department of Immigration and Citizenship in the Ministry of Nationality, Immigration And Gender Affairs to citizens of Botswana for international travel.
Sri Lankan passports are issued to citizens of Sri Lanka for the purpose of international travel. The Department of Immigration and Emigration is responsible for issuing Sri Lankan passports.
Immigrant investor programs are programs that allow individuals to more quickly obtain residence or citizenship of a country in return for making qualifying investments.
The Comorian passport is issued to citizens of the Union of the Comoros for international travel. As of 1 January 2017, Comorian citizens had visa-free or visa on arrival access to 48 countries and territories, ranking the Comorian passport 88th in terms of travel freedom according to the Henley visa restrictions index.
The Henley Passport Index is a global ranking of countries according to the travel freedom allowed by those countries' ordinary passports for their citizens. It started in 2006 as Henley & Partners Visa Restrictions Index and was changed and renamed in January 2018.
Henley & Partners is a British investment migration consultancy based in London. The company offers services to individuals and consults governments on residence and citizenship programs. In some cases, the company even runs the programs on behalf of governments. The company has pioneered the industry of selling citizenship and passports.
The Passport Index is an interactive online tool by Arton Capital that provides its users with insights about passports, including the ability to compare and rank the world's passports. Rankings are based on the freedom of movement and visa-free travel open to holders of particular passports. The site allows the display of various territories' passports using a variety of filters such as region and passport cover colour.
Christian H. Kälin or Kaelin is a Swiss businessperson, author, government advisor and lawyer who is the chairman of Henley & Partners, an architect of citizenship-by-investment programs that allow wealthy individuals to obtain additional passports.
