Article 27. Cases in which passports are revoked or invalidated
- Invalidation of lost passports that remain valid.
- Revocation or invalidation of passports of persons who renounce their Vietnamese citizenship, are deprived of Vietnamese citizenship or for whom decisions on their naturalization in Vietnam are annulled.
- Revocation or invalidation of diplomatic passports or official passports that remain valid of persons who are no longer eligible for use of such passports.
- Revocation or invalidation of passports of the persons specified in Clause 1, Article 21 of this Law.