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In fact, many countries have a list of countries and territories whose citizens do not need visas to visit if their stay is within a certain time limit. However, people who wish to work, study or immigrate normally need to apply for a visa to do so beforehand. The main exception to this is for [[European Union]] citizens seeking to exercise treaty rights in another member state.

In fact, many countries have a list of countries and territories whose citizens do not need visas to visit if their stay is within a certain time limit. However, people who wish to work, study or immigrate normally need to apply for a visa to do so beforehand. The main exception to this is for [[European Union]] citizens seeking to exercise treaty rights in another member state.

Several nations require their citizens to obtain an ''exit visa'' in order to leave the country.  In [[Iran]] women need written permission from their husbands to leave the country.  Ordinary citizens of the Soviet Union were not allowed no leave without and exit visa and permission from the KGB to obtain a passport.  Exit visa systems still exist, in a variety of forms, often only for foreign workers in; [[Qatar]], [[Saudi Arabia]], [[United Arab Emirates]], [[Oman]], [[Russia]], [[North Korea]], and [[Uzbekistan]].<ref>http://www.qatarconstructionreview.com/</ref><ref>Khan, Azfar and Hélène Harroff-Tavel (2011). [http://content.ebscohost.com/ContentServer.asp?T=P&P=AN&K=71342440&S=R&D=sih&EbscoContent=dGJyMMTo50SeprY4y9f3OLCmr02ep7dSs6i4S7WWxWXS&ContentCustomer=dGJyMPGptUqxp7RPuePfgeyx44Dt6fIA "Reforming the Kafala: Challenges and Opportunities in Moving Forward"], Asian and Pacific Migration Journal, Vol. 20, Nos. 3-4, pp. 293-313</ref><ref name="HRW_ifiamnothuman">{{cite web|title='As If I Am Not Human' — Abuses against Asian Domestic Workers in Saudi Arabia |work= |publisher=[[Human Rights Watch]] |date=2008-07-08 |url=https://www.hrw.org/en/reports/2008/07/07/if-i-am-not-human |accessdate=2017-05-19 |archiveurl=http://www.webcitation.org/69NZFlNER?url=http://www.hrw.org/en/reports/2008/07/07/if-i-am-not-human |archivedate=23 July 2012 |deadurl=no |df= }}</ref>  The exit visa system in Uzbekistan is currently be abolished.<ref>{{Cite web|url=https://www.rferl.org/a/uzbekistan-moves-to-abolish-exit-visas/28251171.html|title=Uzbekistan Moves To Abolish Exit Visas|website=RadioFreeEurope/RadioLiberty|access-date=2017-05-19}}</ref><ref>{{Cite web|url=http://www.advantour.com/uzbekistan/news/20170109-394.htm|title=Uzbekistan postpones visa-free regime until 2021|website=www.advantour.com|language=en|access-date=2017-05-19}}</ref>  Exits visas were abolished in [[Portugal]]<ref>Maria Ioannis B. Baganha. [http://ies.berkeley.edu/research/files/CP02/CP02-Port_Emigration.pdf Portuguese Emigration After World War II].</ref> in 1974 and [[Cuba]] in 2013.<ref>{{Cite news|url=http://www.refworld.org/docid/538c264d4.html|title=Refworld {{!}} Cuba: The Habilitación visa and permit, including differences between the two documents, as well as requirements and procedures to obtain the documents; consequences for violating the terms of the Habilitación; whether Law 989 is still in effect; requirements and procedures for émigrés to return to Cuba permanently|last=Refugees|first=United Nations High Commissioner for|work=Refworld|access-date=2017-05-19|language=en}}</ref>

Several nations require their citizens to obtain an ''exit visa'' in order to leave the country.  In [[Iran]] women need written permission from their husbands to leave the country.  Ordinary citizens of the Soviet Union were not allowed no leave without and exit visa and permission from the KGB to obtain a passport.  Exit visa systems still exist, in a variety of forms, often only for foreign workers in; [[Qatar]], [[Saudi Arabia]], [[United Arab Emirates]], [[Oman]], [[Russia]], [[North Korea]], and [[Uzbekistan]].<ref>http://www.qatarconstructionreview.com/</ref><ref>Khan, Azfar and Hélène Harroff-Tavel (2011). [http://content.ebscohost.com/ContentServer.asp?T=P&P=AN&K=71342440&S=R&D=sih&EbscoContent=dGJyMMTo50SeprY4y9f3OLCmr02ep7dSs6i4S7WWxWXS&ContentCustomer=dGJyMPGptUqxp7RPuePfgeyx44Dt6fIA "Reforming the Kafala: Challenges and Opportunities in Moving Forward"], Asian and Pacific Migration Journal, Vol. 20, Nos. 3-4, pp. 293-313</ref><ref name="HRW_ifiamnothuman">{{cite web|title='As If I Am Not Human' — Abuses against Asian Domestic Workers in Saudi Arabia |work= |publisher=[[Human Rights Watch]] |date=2008-07-08 |url=https://www.hrw.org/en/reports/2008/07/07/if-i-am-not-human |accessdate=2017-05-19 |archiveurl=http://www.webcitation.org/69NZFlNER?url=http://www.hrw.org/en/reports/2008/07/07/if-i-am-not-human |archivedate=23 July 2012 |deadurl=no |df= }}</ref>  The exit visa system in Uzbekistan is currently being abolished.<ref>{{Cite web|url=https://www.rferl.org/a/uzbekistan-moves-to-abolish-exit-visas/28251171.html|title=Uzbekistan Moves To Abolish Exit Visas|website=RadioFreeEurope/RadioLiberty|access-date=2017-05-19}}</ref><ref>{{Cite web|url=http://www.advantour.com/uzbekistan/news/20170109-394.htm|title=Uzbekistan postpones visa-free regime until 2021|website=www.advantour.com|language=en|access-date=2017-05-19}}</ref>  Exits visas were abolished in [[Portugal]]<ref>Maria Ioannis B. Baganha. [http://ies.berkeley.edu/research/files/CP02/CP02-Port_Emigration.pdf Portuguese Emigration After World War II].</ref> in 1974 and [[Cuba]] in 2013.<ref>{{Cite news|url=http://www.refworld.org/docid/538c264d4.html|title=Refworld {{!}} Cuba: The Habilitación visa and permit, including differences between the two documents, as well as requirements and procedures to obtain the documents; consequences for violating the terms of the Habilitación; whether Law 989 is still in effect; requirements and procedures for émigrés to return to Cuba permanently|last=Refugees|first=United Nations High Commissioner for|work=Refworld|access-date=2017-05-19|language=en}}</ref>

==See also==

==See also==