A citizen of the Republic of Lithuania who has acquired the citizenship of another state may be a citizen of another state at the same time if:

1. He has acquired the citizenship of the Republic of Lithuania and the citizenship of another state by birth ;
2. He is a person who was deported from the bite Republic of Lithuania before 11 March 1990.
   Person exiled from the occupied Republic of Lithuania before 11 March 1990 – a person who held citizenship of the Republic of Lithuania before 15 June 1940 or his/her descendant, who was/were forcibly expelled from Lithuania by decisions of institutions or courts of occupation regimes in the period from 15 June 1940 to 11 March 1990 for reasons of resistance to occupation regimes, political or social reasons or reasons of origin.
3. He is a person who departed from Lithuania before 11 March 1990.
   A person who fled Lithuania before 11 March 1990, – a person who held citizenship of the Republic of Lithuania before 15 June 1940 or his descendant, who left the current territory of the Republic of Lithuania before 11 March 1990 to reside permanently in another state, if their permanent residence on 11 March 1990 was outside Lithuania. This term does not include the persons who departed from the territory of the Republic of Lithuania to the territory of the former Soviet Union after 15 June 1940.
4. He/she is a descendant of a person specified in Article 7 (2) or (3) of the Republic of Lithuania Law on Citizenship
   Descendant of a citizen of the Republic of Lithuania means a child, grandchild or great-grandchild of a person who held citizenship of the Republic of Lithuania before 15 June 1940.
5. He married a citizen of another state and therefore has acquired the citizenship of another state by default (ipso facto); 
6. A person is a citizen of the Republic of Lithuania if he or she was adopted by the citizen (citizens) of another state before he reached the age of eighteen and therefore he has acquired the citizenship of another state;
7. He is a person who has preserved the citizenship of the Republic of Lithuania or to whom the citizenship of the Republic of Lithuania was reinstated for special merits to the Republic of Lithuania.

9. He is a person who has preserved the citizenship of the Republic of Lithuania or to whom the citizenship of the Republic of Lithuania was reinstated for special merits to the Republic of Lithuania;

11. He has acquired citizenship of the Republic of Lithuania at birth and has acquired citizenship of another country till he was 18 years old.

You must submit a notification of acquisition of citizenship of another state  electronically through the Lithuanian Migration Information System (MIGRIS) and attach the following documents:

1. Identity document;
2. Document certifying the date of acquisition of the citizenship of other state (naturalisation certificate, certificate of citizenship, other document issued by a foreign competent authority indicating the date of acquisition of the citizenship).
    

No state levy is payable.

Application procedure:

You must submit a notification of acquisition of citizenship of another state  electronically through the Lithuanian Migration Information System (MIGRIS). Upon submitting the application, You will have to book a visit to the Migration Department, diplomatic missions or consular posts of the Republic of Lithuania. Upon arrival at the territorial division of the Migration Department, diplomatic missions or consular posts of the Republic of Lithuania, You must submit the originals of the documents, digital copies of which You have attached when completing the notification of acquisition of citizenship of another state  .

Important:

• after completing the notification of acquisition of citizenship of another state, within 4 months from the date of filling in this application through MIGRIS, You must appear in person at the Migration Department or consular post to submit the originals of the documents, digital copies of which You have attached when completing the notification of acquisition of citizenship of another state, or notarised or equivalent copies of the original documents;
• if the original documents or notarised or equivalent copies of the original documents are provided to the Migration Department or consular post by Your representative, then he/she must enclose a valid identity document and a representation document. If the said documents are submitted to the Migration Department by an authorised representative, then he/she must additionally attach a representation agreement or a certified copy of this agreement (when the original documents are provided by representatives) or a notarised power of attorney (when original documents are provided by other authorised representatives);
• the documents attached to the notification of acquisition of citizenship of another state, except for the travel documents included in the list of travel documents approved by the Minister of Foreign Affairs and the Minister of the Interior of the Republic of Lithuania entitling an alien to enter the Republic of Lithuania, must be dranw up in Lithuanian, or You must submit a translation of these documents into Lithuanian, which must be certified by a person or institution entitled to certify translation from one language to another;
• when completing the application for the notification of acquisition of citizenship of another state, You must attach the originals of the documents or the notarised or equivalent copies of the original documents. Each separate document issued by a foreign state and each separate document certified by a notary or equivalent procedure of a foreign state must be legalized or endorsed with an Apostille, unless otherwise provided by international treaties of the Republic of Lithuania or legal acts of the European Union. This provision shall not apply to travel documents, nor in cases where it is not possible to legalize or endorse the documents with an Apostille in a foreign country or part thereof affected by a humanitarian crisis.

The notification must be examined no later than within 3 months from the day of receipt of the notification at the Migration Department.
 

A citizen of the Republic of Lithuania who has acquired the citizenship of another state may be a citizen of another state at the same time if:

1. He has acquired the citizenship of the Republic of Lithuania and the citizenship of another state by birth;
2. He is a person who was deported from the bite Republic of Lithuania before 11 March 1990;
   Person exiled from the occupied Republic of Lithuania before 11 March 1990 – a person who held citizenship of the Republic of Lithuania before 15 June 1940 or his/her descendant, who was/were forcibly expelled from Lithuania by decisions of institutions or courts of occupation regimes in the period from 15 June 1940 to 11 March 1990 for reasons of resistance to occupation regimes, political or social reasons or reasons of origin.
3. He is a person who departed from Lithuania before 11 March 1990;
   A person who fled Lithuania before 11 March 1990, – a person who held citizenship of the Republic of Lithuania before 15 June 1940 or his descendant, who left the current territory of the Republic of Lithuania before 11 March 1990 to reside permanently in another state, if their permanent residence on 11 March 1990 was outside Lithuania. This term does not include the persons who departed from the territory of the Republic of Lithuania to the territory of the former Soviet Union after 15 June 1940.
4. He is a descendant of a person referred to in subparagraph 2 or 3 of this Article;
   Descendant of a citizen of the Republic of Lithuania means a child, grandchild or great-grandchild of a person who held citizenship of the Republic of Lithuania before 15 June 1940.
5. He married a citizen of another state and therefore has acquired the citizenship of another state by default (ipso facto); 
6. A person is a citizen of the Republic of Lithuania if he or she was adopted by the citizen (citizens) of another state before he reached the age of eighteen and therefore he has acquired the citizenship of another state;
7. He is a person who has preserved the citizenship of the Republic of Lithuania or to whom the citizenship of the Republic of Lithuania was reinstated for special merits to the Republic of Lithuania;

9. He is a person who has preserved the citizenship of the Republic of Lithuania or to whom the citizenship of the Republic of Lithuania was reinstated for special merits to the Republic of Lithuania;

11. He has acquired citizenship of the Republic of Lithuania at birth and has acquired citizenship of another country till he was 18 years old.

You must submit a notification of acquisition of citizenship of another state  electronically through the Lithuanian Migration Information System (MIGRIS) and attach the following documents:

1. Identity document;
2. Document certifying the date of acquisition of the citizenship of other state (naturalisation certificate, certificate of citizenship, other document issued by a foreign competent authority indicating the date of acquisition of the citizenship);
3. A document confirming that you meet the requirements of Article 7 (1) to (7), (9) or (11) of the Republic of Lithuania Law on Citizenship.
    

No state levy is payable.

Application procedure:

You must submit a notification of acquisition of citizenship of another state  electronically through the Lithuanian Migration Information System (MIGRIS). Upon submitting the application, You will have to book a visit to the Migration Department, diplomatic missions or consular posts of the Republic of Lithuania. Upon arrival at the territorial division of the Migration Department, diplomatic missions or consular posts of the Republic of Lithuania, You must submit the originals of the documents, digital copies of which You have attached when completing the notification of acquisition of citizenship of another state.

Important:

• after completing the notification of acquisition of citizenship of another state, within 4 months from the date of filling in this application through MIGRIS, You must appear in person at the Migration Department or consular post to submit the originals of the documents, digital copies of which You have attached when completing the notification of acquisition of citizenship of another state, or notarised or equivalent copies of the original documents;
• if the original documents or notarised or equivalent copies of the original documents are provided to the Migration Department or consular post by Your representative, then he/she must enclose a valid identity document and a representation document. If the said documents are submitted to the Migration Department by an authorised representative, then he/she must additionally attach a representation agreement or a certified copy of this agreement (when the original documents are provided by representatives) or a notarised power of attorney (when original documents are provided by other authorised representatives);
• the documents attached to the notification of acquisition of citizenship of another state, except for the travel documents included in the list of travel documents approved by the Minister of Foreign Affairs and the Minister of the Interior of the Republic of Lithuania entitling an alien to enter the Republic of Lithuania, must be dranw up in Lithuanian, or You must submit a translation of these documents into Lithuanian, which must be certified by a person or institution entitled to certify translation from one language to another;
• when completing the application for the notification of acquisition of citizenship of another state, You must attach the originals of the documents or the notarised or equivalent copies of the original documents. Each separate document issued by a foreign state and each separate document certified by a notary or equivalent procedure of a foreign state must be legalized or endorsed with an Apostille, unless otherwise provided by international treaties of the Republic of Lithuania or legal acts of the European Union. This provision shall not apply to travel documents, nor in cases where it is not possible to legalize or endorse the documents with an Apostille in a foreign country or part thereof affected by a humanitarian crisis.

The notification must be examined no later than within 3 months from the day of receipt of the notification by the Migration Department.