According to the provisions of Clause 1, Article 20 of the Law on Nationality 2008, an application for Vietnamese citizenship includes:
“1. An application for Vietnamese citizenship includes the following documents:
a/ An application for Vietnamese citizenship;
b) A copy of the birth certificate, passport or other document with replacement value;
c) Curriculum statement;
d) A criminal record card issued by a competent agency of Vietnam for the time the applicant for Vietnamese citizenship resides in Vietnam, a criminal record card issued by a competent agency of a foreign country for the time the applicant for Vietnamese citizenship resides abroad. The criminal record card must be issued no later than 90 days from the date of submission;
dd) Documents proving Vietnamese language proficiency;
e) Documents proving the accommodation and permanent residence period in Vietnam;
g) Documents proving life assurance in Vietnam.