Vietnamese legislation uses codes to identify different visa purposes.

Some are particularly important for someone wishing to settle.

EV

Electronic visa.

Up to 90 days.

DL

Tourism.

Up to 90 days according to the applicable visa legislation.

DH

Studies or training internship.

The visa can last up to one year.

LĐ1 / LĐ2

Visas related to professional activities.

They can last up to two years.

TT

Visa specifically intended for certain family members of a foreigner with an eligible status or for the parents, spouse, and children of a Vietnamese citizen.

It can last up to one year.

ĐT1 / ĐT2 / ĐT3 / ĐT4

Categories related to foreign investors, with the level depending on the investment situation.

The maximum duration of the visa varies according to the category.