According to the regulations ofLaw on entry, exit, and transit of residence of foreigners in Vietnam 2014, revised 2019 Visa (also known as "visa") is a document issued by a competent Vietnamese agency, allowing foreigners to enter Vietnam.

Thus, in the most general sense: Visa is a document certifying that a person is licensed to enter or leave the country that issued the visa.

1. Visa extension for foreigners traveling and committing "criminal" acts in Vietnam

Law on entry, exit, and transit of residence of foreigners in Vietnam 2014, amended in 2019 stipulates that when entering Vietnam, foreigners must meet the following conditions to exit the country:

The first, Must have a passport or valid international travel document;

Monday, Temporary residence certificate or valid temporary residence card or permanent residence card;

Tuesday,not subject to temporary exit from the country. Foreigners may have their exit postponed if they fall into one of the following cases:

- Being a defendant, defendant, or person with related obligations in a criminal case or being a defendant, defendant, or person with related obligations in a civil, commercial, or labor case, administration, marriage and family;

- Are obliged to comply with judgments, decisions of the Court, decisions of the Competition Handling Council;

- Tax payment obligation has not been completed;

- Are obliged to comply with decisions on sanctioning administrative violations;

- For national defense and security reasons.

Authority to decide on exit suspension, extension of exit suspension, release of exit suspension: Head of investigation agency, Head of Procuracy, Chief judge of court, Head of judgment enforcement agency, President The President of the Competition Council, within the scope of his duties and powers, decides to postpone exit; head of the hiring management agency; The Minister of Public Security decided to temporarily postpone exit from the country; Minister of Public Security, Minister of National Defense.

The person with the authority to issue a decision to suspend exit has the authority to extend the suspension of exit, release the suspension of exit, and is responsible before the law for his or her decision.

The person who makes the decision to suspend exit is responsible for issuing a decision to release the suspension of exit immediately after the suspension conditions no longer exist.

The decision to temporarily postpone exit, extend the temporary suspension of entry, and release the temporary suspension of exit will be immediately sent to the immigration management agency and announced to the person whose exit is suspended for implementation.

After receiving the decision to postpone exit, extend exit suspension, or release exit suspension, the immigration management agency is responsible for organizing the implementation.

Thus, if a foreigner enters Vietnam and is a suspect, defendant, or person with related obligations in a criminal case, his or her exit may be postponed. The period of temporary exit from the country must not exceed 3 years and can be extended. The competent authority issues a decision to postpone.

2. Visa extension for Vietnamese people traveling and "committing crimes" abroad.

Visa extension or a decision for Vietnamese people to travel and show signs of "committing a crime" in a foreign country will have to comply with that country's regulations and be decided by the competent authority of that country.

For example, if A and B come to travel to Spain, but then A and B receive a complaint from another person about A and B's behavior and A and B's behavior shows signs of crime, then visa extension will be possible. decided entirely by the competent Spanish authority. In this situation, the Vietnamese consul contacted the country's agency in charge of foreign residence to request residence visa support for two citizens A and B.

Visa extension or issuance of decisions for Vietnamese people abroad must comply with the laws of that country.